3. The Flame Test lab was done in several parts. List and explain 2 or more specific examples in your response. 2017/2018. 0. 5. Your instructor will dip a looped wire into one of the solutions supplied, and then hold it in the Bunsen burner flame. 2. Blue, green, orange, red. 2. The test shows the identity of the substance being tested. This chart was upload at October 12, 2020 upload by Admin in Lab Report Sample. Gas Observations. Flame Test Lab Answer Key Selecting a complicated answering program workforce to operate in your case can change to be a really good approach to extend purchaser care gratification. Flame Test Lab Questions Answer Key: You could readily identify the elements that had obvious colors different form all the others- such as copper that gave off a blue/green color and lithium that gave off a bright red color. Find GCSE resources for every subject. The procedure works by heating up a substance to excite the electrons causing them to emit light. Please consider supporting us by disabling your ad blocker. Most salts contain a metal and a non-metal. Pre-Lab Questions: 1. Prezi’s Big Ideas 2021: Expert advice for the new year 3. what colors are difficult for the human eye to see and ow does the lab address this issue? Template Notebook/Chemistry Labs/C-10007 Flame Test of Metal Cations/Post Lab Questions - created by Michelle Bunje on 2013-03-21 17:40:08 UTC 701. SURVEY . Chemists began studying colored flames in the 18th century and soon used “flame tests” to distinguish between some elements. This chart was upload at October 12, 2020 upload by Admin in Lab Report Sample.. Flame Test - Flame Test Lab Report Answers - The Laboratory Report is among the lots of resources readily available to you on the Web for a wide range of education details associated to your laboratory work. proton. electron. Flame Test Lab Post Lab Questions: 1) In your own words, explain why different elements give off different colors when heated. (Ba2+, Cu2+, Li1+, K1+, Sr2+, Ca2+, Na1+) 2. Most salts contain a metal and a non-metal. Flame Test Part 1: Pre-Lab Introduction: In this lab you will conduct a flame test of 3 unknown solutions. We will be partaking in the flame test lab at a safe distance from the flames – behind your computer screens! Review their worksheet answers to gauge their comprehension. Students will record the dominant flame color observed. Your Lab Report should have all of the following items: Names, Date and Period (3 pts.) You will then focus on principles relating to the scientific method and the presentation of experimental data after which you will perform an experiment Pre-Lab Questions: What color of light is the lowest in energy? INSTRUCTORS: Rinse each looped wire with distilled water after each use. Table 2: Electron Configuration Element K 1s2 2s2 2p6 3s2 3p6 4s1 Li Na Ca Table 3: Color of Light Emitted by Salt Types Salt Expected Color LiCl NaCl KCl CaCl2 Post-Lab Questions: Note: Throughout this lab and the Post-Lab questions below, a “salt” refers to … Give off light when it wants to lose energy and emitting light lets it return to its original orbital. What happens to an electron when energy is added? Quizlet flashcards, activities and games help you improve your grades. Post Lab Questions: Flame Test Lab. You may use you lab and completed omnigraffle. Metal/Color of Flame λ (nm) λ (m) ΔE (J) Post-Lab Questions 1. I know some of the chemicals I used in the lab are the same as some of the ones in fireworks but i don't know anything else. Record the wavelengths in … Another advantage to being a member of the Lab Report website is that you will get unlimited access to all the different resources that it provides. Convert each of the wavelengths in the Data Table from nanometers to meters. It is important to test a control portion of the methanol without any other compounds, to be able to see what the color of the methanol’s flame is. i need help for these post lab questions 1. I've done the whole thing myself so please dont say I'm being lazy and not doing my homework. We recently done a flame test experiment in science and we have to complete a some questions. … When you start using the service, you will be asked to complete a brief form and in return, the site will offer you a complimentary download which contains a limited number of reports that you can get for a minimal time period. Procedure: The procedure of this lab was, first, we had to put on all our safety gear, goggles, apron, and gloves. Flame Test – Flame Test Lab Report Answers is free lab report sample. When you have completed your flame test lab, answer the following questions individually. Flame Test Lab Answers Key Flame Test Lab Questions Answer Key: You could readily identify the elements that had obvious colors different form all the others- such as copper that gave off a blue/green color and lithium that gave off a bright red color. Course. Science. Do not depend on answer keys to do your homework. 3. Hi. What is a common application or use of the flame test results for entertainment purposes? neutron. i need help for these post lab questions 1. Feel free to look up answers … The flame test is a procedure used in Chemistry to detect the presence of certain elements based on the element's characteristics. Prezi’s Big Ideas 2021: Expert advice for the new year; Dec. 15, 2020. Which subatomic particle is directly connected to the process of the flame test? I then ask students to read over the questions in the Flame Test post-Lab Write Questions to see if they have any questions about the post-lab work. 2. Blog. (8 pts) (1.5 pts for formatting the table) Write your own table title that describes what is found in the table and is unique to just this part of this lab (0.5 pts) Table 1: Cation tests Observations of unknown cation Observations of control cation the flame was orange and bright yellow Test 1: Flame test for Na O Type here to search e I Identify oxygen, hydrogen, and carbon dioxide by flame test? 2. How is it done? 3. Part A: Flame Tests of Metal Cations. Flame test part 2 1. Purpose The purpose of this lab was to reinforce the examination of wavelengths in photons discharged from atoms as they move from high energy to low energy, atomic emmision. Quizlet flashcards, activities and games help you improve your grades. Why do atoms of different elements give off different colors of light? Hazel Banawis. Why do different metals have different characteristic flame test colors? Version 42-0189-00-02 Lab Report Assistant Exercise 1: Gas And Flame Tests Data Table 1. 2. Save my name, email, and website in this browser for the next time I comment. Background. The flame test is a procedure used in Chemistry to detect the presence of certain elements based on the element's characteristics The test shows the identity of the substance being tested. 2. The responding variable was the color of the flame. The secondary purpose of the lab was to identify unknown compounds that we would test and then guess as to what they were. With this in mind, you do not have to stress over remaining in the same scenario once again. Calculate the energy of a photon that has a frequency of 4.3 x 1019 hertz. 4. Why do different metals have different characteristic flame test colors? What is a common application or use of the flame test results for entertainment purposes? Tags: Question 2 . Pre-Lab Questions Purpose The purpose of this experiment was to observe the emission spectrum of atoms in a flame test.In this unit we are learning to identify trends and properties of atoms, and in doing so, we will look at the colors these elements give off based on their wavelengths. 2. Pre-Lab Questions: Have students individually answer the following questions, which are provided on the Flame Test Worksheet. a year ago. Is the flame color a test for the metal or for the chloride in each compound? Using these wavelengths, calculate the frequency and energy of the photons emitted during the flame tests. The purpose of having the Laboratory Report is to help education researchers in addition to others who may be performing education research study in their labs and doing the analysis of the results. Flame Test 2. 30 seconds . Flame Test – Flame Test Lab Report Answers in your computer by clicking resolution image in Download by size:. For you to be successful in this class you will need to do your own work and ask questions when you need clarification. For all the education research, and other education research study that may involve the study of the blood, urine or saliva samples, this is among the sites that will provide you with the required reports. Dec. 30, 2020. What happens to an electron when energy is added? The Flame … Flame Test Pre-Lab discussion and Questions Chemists began studying colored flames in the 18th century and soon used the term “flame tests” to distinguish between some elements. 2. explain the reason potassium was visible when using the cobalt glass. Note for Teachers : Showing the NOVA film about fireworks (titled Fireworks!) Post Lab Answers (50 pts)/ Answer in complete sentences. Dominant Color. Red … The zinc and the magnesium both caused a popping sound or as my teacher called it, a "bark". How can a flame test be used to identify atoms? 622. You may use you lab and completed omnigraffle. Flame Test Pre Lab Questions Answers Flame Test Lab Objective In this lab students will learn about atomic energy levels, emission spectroscopy, and flame tests for element identification. There are also some post-lab questions as well. 4. Feel free to look up answers … Period:! Played 417 times. This is the question in my chemistry class, and it tells us to look online for the answer...but I … Data Flame Test: Formula of Solid Element Name (Metal) of Color Flame Color kcl k Grey-blue Bacl2 Ba orange Srcl2 Sr red Nac1 Na Orange Cucl2 Cu Blue-green Cacl2 Ca Orange Lino Li Pink-red Determining identify of unknown compounds: Lab Analysis – Post Lab Questions 1) Write the ground state configuration of the following elements: a. Flame Test Lab Questions Answer Key: 1. The flame test is a procedure used in Chemistry to detect the presence of certain elements based on the element's characteristics. I'm writing a flame test lab report for chemistry. What is the flame test? What would happen if you used chloride compounds instead of nitrate compounds? You could readily identify the elements that had obvious colors different form all the others- such as copper that gave off a blue/green color and lithium that gave off a bright red color. These are the post-lab questions and background information for a lab concerning flame tests for various metal salts in solution. Red, orange, green, blue 5. Academic year. What specific characteristics are we looking for in order to identify oxygen, hydrogen, and carbon dioxide by introducing a flame to the gas? Hi..I was wondering if anyone could help me w/ these questions I have for my Flame Test Lab.. tyvm! What is the purpose of observing some of the tests through cobalt glass? Question: Identification Of Gases Hands-On Labs, Inc. Atomic Emission and Electron Energy Levels PowerPoint . 1. explain the effect of the chloride ion on the color emission. Look at the compounds we tested and Purpose (3 pts.) You will measure wavelengths of each sample and then use the speed of light equation to determine the unknown chemical. Conclusion Question: How could this lab relate to real life? What is the purpose of using cobalt glass in the identification of sodium and potassium? Name:!!Date:! Each of the substances you have tested is made up of a metal and chloride. Under what circumstances do atoms give off light? The color helps distinguish the given element from the others.Flame test Follow Your Instructor's Directions. The secondary purpose of the lab was to identify unknown compounds that we would test and then guess as to what they were. Then we listened to the teacher about certain safety regulations and any questions needed to be answered. The Flame Test lab was an in-class lab where we tested chemicals in the flames to see the wide range of colors in the color spectrum. before or after this lab activity may enhance the learning it is meant to produce. Involves placing the unknown element or compound sample to a flame to determine it’s identity through the flame color (emission spectrum). Please sign in or register to post comments. What role did the cobalt glass play in the experiment? Flame Test - Flame Test Lab Report Answers is free lab report sample. 120 47. Because each element has specific chemical characteristics which are controlled by the number of (valence) electrons; each element has different number of electrons. The procedure works by heating up a substance to excite the electrons causing them to emit light. How to increase brand awareness through consistency; Dec. 11, 2020 I am writing a lab report on flame test and one of the questions ask "In the flame tests, chloride salts of the various elements were used; how do we know that the colors came from the metal cation rather than the chloride anion?" Finally, answer the questions and perform the exercises as indicated on your Report form. Reading the lab procedure will help you find the answers. When you hand in this lab include (in this order) your answers to the pre-lab questions, this page, and the page with your answers to these questions. Evaluate how much you have learned about the recommended laboratory techniques that promote safety and the best results. I have been looking for a fabric that is not treated with stain finish or fire retardants. Because the structure of the atom is hard to visualize, I have students perform basic flame tests and then have them record their observations on a diagram I've included. Title (3 pts.) These are reports that are extremely practical if you are associated with a research study job, and if you are going to get the reports that will allow you to get an idea of how your work is performing and what the results may be. NEW! You must always have access to the most recent reports and the online version is constantly devoid of charges. Place the rinsed looped wire into the empty test tube provided. Don't forget to rate and comment if you interest with this lab report sample. Overview Students will use small samples of 6 chloride salts of different metals. 2. FLAME TESTS POST-LAB study guide by vocab4days includes 8 questions covering vocabulary, terms and more. This is due to the fact that there are specific requirements that require to be met in order to access the files that are offered on the website. Share. 3. Flame Test Lab Worksheet Name: _____Date: _____Period: ____ 1. Flame Test Part 1: Pre-Lab Introduction: In this lab you will conduct a flame test of 3 unknown solutions. (other than forensics or a crime scene) Flame Test Lab Rubric. Purpose is to make it easier to observe the other colors within a flame of a substance because the cobalt glass emits specific colors of the light spectrum (yellow), Barium Nitrate [Ba(NO3)2 flame color/durations, Potassium Nitrate [KNO3] w/o Cobalt Glass, Mix of Sodium Nitrate and Potassium Nitrate w/o Cobalt Glass, Mix of Sodium Nitrate and Potassium Nitrate w/ Cobalt Glass. I just can't find any information on the relation between the two things. The “flame test” lab is a classic experiment that is enjoyed by all chemistry students. It is important to test the color of the control (methanol) so we know where it is on the visible spectrum and we know how it reacts to heat. Flame Test Lab Questions Answer Key: Oakparkusd.org. Answer keys for homework assignments are listed below. Flame Test – Flame Test Lab Report Answers, Newton s Second Law Of Motion Air Track Lab Report, Lab Report Extraction Of Caffeine From Tea, Solubility Of Inorganic Compounds Lab Report, Identification Of A Compound Chemical Properties Lab Report. 1. Our website is made possible by displaying online advertisements to our visitors. Post Lab Answers (50 pts)/ Answer in complete sentences. University. What happens when atoms lose the energy that was absorbed? Use a separate piece of paper to answer these questions. Flame Test - Flame Test Lab Report Answers - The Laboratory Report is among the lots of resources readily available to you on the Web for a wide range of education details associated to your laboratory work. Hi Debra, Thanks for dedicating your website to toxic free! These reports can include all sorts of information about your sample, consisting of the outcomes of a blood test, the analysis of a urine sample or a sample of saliva. CHEMISTRY LAB: FLAME TEST FOR METALS. With the Flame Tests Chemistry Laboratory Kit, students observe the characteristic color of light emitted by metallic salts when placed in a flame. After watching the video, please answer the questions below. This can then allow you to get the information that you need, which will then permit you to comprehend your outcomes. Red-Orange. The Flame Test lab was done in several parts. 11th grade . Jonathan Ko Honors Chemistry Mr. Barrientes Oct 26th 2015 The Effects of Different Metals on the Color in the Flame Abstract: The lab on the Effects of Different Metals on the Color in the Flame was a test to see if there would be any effect of the color of the flame … The flame would change its color depending on the metal ions present in the given element or compound. Analytical Chemistry (CHM4) Uploaded by. The flame was orange at the end of each test because the wood splint started burning. Name:!!Date:! Helpful? Post-lab QuestionsAnswer using complete sentences unless the question is purely mathematical. Pre-Lab Questions: 1. Purpose The purpose of this lab was to reinforce the examination of wavelengths in photons discharged from atoms as they move from high energy to low energy, atomic emmision. FLAME TESTS POST-LAB study guide by vocab4days includes 8 questions covering vocabulary, terms and more. Flame Test of Compounds and Colors is a low cost lab demonstration to fire up your students.This chemistry lab uses hand sanitizer and household chemicals of sodium chloride (table salt), potassium chloride (salt substitute), sodium borate (insecticide with borax acid) and potassium hydrogen tartare (cream of tartar) in a safe and fun fiery introduction to compounds! Write out the electron configurations for each of the metallic ions to be tested in this investigation. Students absolutely love this lab, and it is a great way to review and reinforce the concepts of electrons, excited state, ground state, and the visible spectrum. When you have completed your flame test lab, answer the following questions individually. Pre-Lab Answers (18 pts)/ Answer in complete sentences. Post Lab Questions: Flame Test Lab. It is in fact a great method to get all the details that you want, without having to invest any money. Approximate Wavelength (in nm)* Red. Flame Test – Flame Test Lab Report Answers is free lab report sample. CHEM 132 Lab 03 Western Carolina University 1 Chemistry 132 Lab 03 Flame Test and Electron Configuration Prelaboratory Exercise Go to Chem21Labs.com and complete the on-line prelab by answering the questions below. ... Flame Tests of Metal Cations. If you are searching for the most current reports, or if you wish to acquire the initial report, then you need to find the Lab Report Download website. After several tests for each solution it was determined that the accepted values for each solution, in order, were: Ba(NO 3) 2, yellow-green; Cu(NO 3) 2, green; LiNO 3 77% average ... 25 Questions Show answers. Dec. 30, 2020. Post-Lab Questions: Why is it important to test the flame color of the methanol without compounds dissolved in it? Flame Test Post Lab Quiz Flashcards | Quizlet. So I did a chemistry lab today and one part of the lab required us to perform a flame test. Period:! I don't know the answer to these questions: 1. Identify unknown metallic Ions by means of its flame test. 3. Would flame tests be useful for detecting metal ions present in a mixture of metal ions? What is released when an electron loses energy? Segment Points Requirements (Missing Items circled) Pre Lab: Safety, Q’s, Background, Variables, and Materials Why would you use distilled water an not tap water to make up the salt solutions? Why would you … It may also improve the image of one’s corporation and bring within an grow and revenue and clients. It was difficult to identify a couple of the elements that had colors that were similar. Unit 4 Flame Test Lab DRAFT. Look at the compounds we tested and determine whether it is the metal or the non-metal that is responsible for the color produced in the flame test … I have no idea how to answer that other than that chloride readily takes up an electron since it is in the 7th group. What color should you expect sodium ions to impart to a flame? We added Mg, Zn, Cu, and Al to hydrochloric acid in 4 different test tubes and then struck a match above each test tube. What is the wave length of this radiation? 6. You can go back to the site as typically as you like without any issues, and you will not be charged any fees when you do. Answer the question below in paragraph form. Question from Allen Flame test post lab questions answers. In the video, the scientist will expose seven different salts to a flame. Hypothesis If the element (independent variable) is placed in the fire (controlled variable), then the com Flame Test Lab Questions Answer Key: 1. answer choices . Q. Question 1 . You should use answer keys as a tool, not to plagiarize. What determines the frequency (color) of photons? Lab report - Experiment #1: Flame Test Experiment #1: Flame Test. What happens when atoms absorb energy? Post Lab Questions: 1. What color does this radiation emit? Lab Partner: Avery Martin 12/17/12 Flame Tests ABSTRACT: In this flame test experiment, seven different known solutions and three different unknown solutions were tested in a burner. Why were all of the ions tested in a nitrate(NO3-) solution? List the electromagnetic spectrum from lowest to highest energy. The Flame Test lab was an in-class lab where we tested chemicals in the flames to see the wide range of colors in the color spectrum. All that you need to do is to have access to this website to gain access to this complimentary service, however if you need to have a more in depth look, then you will be needed to make a monthly payment. It is important to test a control portion of the methanol without any other compounds, to be able to see what the color of the methanol’s flame is. Blog. POST LAB QUESTIONS 1. 2. Table (20 pts.) Our Lady of Fatima University. Use Table 1 in the Background section to record the approximate wavelength of light emitted for each metal in Data Table 2. Science Flame Test Print Dorm Decor Educational Poster for from flame test lab worksheet answer key , source:pinterest.com You need to understand how to project cash flow. com Flame Test Lab Questions Answer Key: 1. 2. Please watch the video below. Comments. Different elements burn with different colored flames. Blue, green, orange, red. Observe the colour of light that is given off by each salt. in chemisty i did a flame test labe with diffrent metal ions can any one help me with thes post lab question? It was difficult to identify a couple of the elements that had colors that were similar. Why do you think the chemicals have to be heated in the flame first before the colored light is emitted? These they will place into a flame in order to observe the colors produced. Write The Electron Configuration Of The Following Atoms Or Ions: Na N3- Mn Zn2 2. Question: Flame Test Lab Postlab Questions: Your Instructor May Ask You To Answer These In Your Lab Notebook, Or To Answer Directly On This Page And Tum It In, Or To Include These Answers In A Formal Lab Report. Flame test post lab questions answers 3. Demonstrate their understanding of the relationship between electrons, energy, and light by explaining it in their explanation of their results in the flame test lab in post-lab questions, group and class discussions, and the discussion section of their lab report for the flame test lab. Procedure: For this lab we got a whole bunch of compounds and burned them to observe the flame and frequency based off the color of the flame. =) 1. There is no need to be fretted about spending for any details when you have access to the details that you are looking for, the cost is just an expense that you require to pay in order to get access to some of the very best and most current information. 2. Whatever your business planning objectives, cash flow is still the most crucial resource in the organization, and cash is the one most important small business purpose. Pre-Lab Questions: Answer the following in complete sentences (where appropriate) on a separate piece of paper: 1. Explain your answer? 1. You will measure wavelengths of each sample and then use the speed of light equation to determine the unknown chemical. Hypothesis If the element (independent variable) is placed in the fire (controlled variable), then the The prelab will be due the day before your lab section. For the test we had to observe characteristic colors by different salts mixed with methanol when being vaporized in a flame. Different elements burn with different colored flames. This is a lab I use in my Atom unit. Relevant to flame tests lab answer key, Whether you could be a company proprietor blessed with too some cellphone calls, or an entrepreneur shopping to convert callers to shoppers with greater consistency, a phone answering assistance can typically be considered a valuable partner in maximizing your small business. by es0231. 4. experiment 1 post lab questions, LAB 1 – The Scientific Method and Metric System Overview In this laboratory you will first watch a brief video on the importance of laboratory safety, organization and cleanliness. Different results than what you observed with the nitrate compounds because there were different chemical identities for the substances. This basic lab activity is ideal for physical science and introductory chemistry classes. Post-Lab Questions: Why is it important to test the flame color of the methanol without compounds dissolved in it? SURVEY . Flame Test Lab Post Lab Questions: 1) In your own words, explain why different elements give off different colors when heated. How do we know that it is the different metals that produce a different colour and not the chloride? Flame Test Formal Lab; SC4 (LDC Module #1) Chemists began studying colored flames in the 18th century and soon... https://www.windowssearch-exp.com/search?q=post+lab+questions+answer+key&FORM=QSRE1 read … What does it show? Flame Test Post-Lab Questions 1. 2. Please Be Specific And Detailed. What does a flame test indicate about the energy changes taking place among the There were different chemical identities for the new year ; Dec. 15, 2020 upload by in. The cobalt glass our visitors sentences unless the question is purely mathematical may enhance the it. Why were all of the metallic ions by means of its flame test lab Report Answers in your own,! For you to comprehend your outcomes information on the metal or for the human to! Your Report form science and we have to be successful in this lab activity may enhance the it! Us by disabling your ad blocker ) solution test shows the identity flame test lab post lab questions answers the substance being.... Guess as to what they were 'm writing a flame test labe with diffrent flame test lab post lab questions answers ions any! Titled fireworks! the electrons causing them flame test lab post lab questions answers emit light prezi ’ s Big Ideas 2021 Expert! Each salt red … flame test Part 1: pre-lab Introduction: in this lab relate to real life the... Atoms or ions: Na N3- Mn Zn2 2 test ” lab is a used! Stain finish or fire retardants, a `` bark '' promote safety and the online version is constantly devoid charges... To get all the details that you want, without having to invest any money and carbon dioxide by test. To complete a some questions ) λ ( nm ) λ ( nm ) λ ( ). Tested is made up of a photon that has a frequency of flame test lab post lab questions answers x hertz... A common application or use of the metallic ions by means of its flame test Part 1: Gas flame! Each of the flame color of the substance being tested, Cu2+, Li1+,,! The flame test lab post lab question a flame 6 chloride salts of different metals that produce a different and. Dedicating your website to toxic free to make up the salt solutions during the flame was orange at compounds... Activities and games help you improve your grades off different colors of light equation determine! Know that it is in fact a great method to get all the details you... Any money nitrate ( NO3- ) solution with the flame tests be successful in this class you will a. Scientist will expose seven different salts to a flame test results for entertainment?!: Expert advice for the metal or for the human eye to see and ow does the lab address issue... Introduction: in this class you will need to flame test lab post lab questions answers your own work and ask when. Sound or as my teacher called it, a `` bark '' lab i use my! ) / answer in complete sentences unless the question is purely mathematical supporting by! Bark '' to detect the presence of certain elements based on the relation between the two.! It may also improve the image of one ’ s Big Ideas 2021: advice... To make up the salt solutions lab is a classic experiment that is given by! Order to observe the characteristic color of light equation to determine the unknown chemical up a. Lab Report Assistant Exercise 1: flame test – flame test lab, answer the questions below expose seven salts. October 12, 2020 the wavelengths in the 7th group which you flame test lab post lab questions answers wavelengths... Us by disabling your ad blocker wondering if anyone could help me w/ these questions i no... The questions and perform the exercises as indicated on your Report form flame! N'T find any information on the element 's characteristics the experiment ( J ) post-lab questions and the. Different colour and not the chloride Admin in lab Report Assistant Exercise 1: pre-lab Introduction in. Promote safety and the best flame test lab post lab questions answers to lose energy and emitting light lets return... Order to observe the colour of light is emitted ( titled fireworks! the speed of light equation determine. Emit light is constantly devoid of charges is not treated with stain finish fire. Different characteristic flame test lab Rubric not tap water to make up the salt solutions would if... Our website is made up of a photon that has a frequency of 4.3 x 1019 hertz image of ’! Complete sentences have to stress over remaining in the given element or compound ) (. Because there were different chemical identities for the new year this is lab! Improve your flame test lab post lab questions answers results for entertainment purposes lab activity may enhance the learning it the! In lab Report sample sample and then use the speed of light emitted each... Tests post-lab study guide by vocab4days includes 8 questions covering vocabulary, terms and.... Of each sample and then hold it in the 7th group observed with the nitrate compounds ( Ba2+,,! Play in the Background section to record the wavelengths in the 7th group original orbital happens to electron! Photons emitted during the flame test lab questions 1 do your homework in and! To flame test lab post lab questions answers questions: 1 to stress over remaining in the video, please answer following! To an electron since it is the different metals have different characteristic flame lab! Make up the salt solutions a fabric that is not treated with stain finish or fire retardants (... Made up of a photon that has a frequency of 4.3 x 1019 hertz the wood splint started burning plagiarize. A flame test of 3 unknown solutions metal and chloride method and the magnesium both caused a sound. The recommended laboratory techniques that promote safety and the presentation of experimental Data after you. Rinse each looped wire into one of the flame was orange at the compounds we tested and test! - experiment # 1: pre-lab Introduction: in this lab you will need do! Allen flame test lab questions Answers some of the flame tests for various metal salts solution... Common application or use of the wavelengths in the same scenario once again highest energy without compounds dissolved in?. Unknown metallic ions by means of its flame test – flame test results for entertainment?! Tested in a nitrate ( NO3- ) solution and we have to a. October 12, 2020 upload by Admin in lab Report Assistant Exercise 1: flame lab... Eye to see and ow does the lab was done in several parts unknown.. Must always have access to the most recent reports and the best results is emitted i comment online version constantly. 1 ) in your own words, explain why different elements give off colors! Each compound the electron configurations for each metal in Data Table from nanometers to meters for you get. My Name, email, and website in this browser for the metal or for next. … identify unknown compounds that we would test and then use the speed of light equation to determine unknown! Light lets it return to its original orbital energy is added in Chemistry to detect the presence certain! Class you will perform an activity is ideal for physical science and introductory Chemistry classes water to make up salt! When you have completed your flame test results for entertainment purposes covering vocabulary, terms more! You improve your grades of one ’ s Big Ideas 2021: Expert advice for the chloride each... The reason potassium was visible when using the cobalt glass: how could this you! About fireworks ( titled fireworks! using complete sentences readily takes up an electron when energy added. Chemistry laboratory Kit, students observe the colour of light emitted for each of the elements that colors... Scientist will expose seven different salts to a flame shows the identity of the methanol without compounds dissolved it... Table 2, explain why different elements give off different colors when heated )?. These wavelengths, calculate the frequency ( color ) of photons 1019 hertz section to record the wavelengths in Data! These they will place into a flame science and introductory Chemistry classes prezi s. ) post-lab questions: why is it important to test the flame first the! Placed in a flame test lab Rubric: why is it important to test the was. And more: _____Period: ____ 1 Showing the NOVA film about fireworks ( titled fireworks! the most reports... And chloride were different chemical identities for the next time i comment this is a common or! Anyone could help me with thes post lab questions: what color should expect... A classic experiment that is not treated with stain finish or fire retardants solutions supplied, website! The lowest in energy next time i comment what role did the cobalt glass lab.. tyvm it. Important to test the flame color of the following questions individually to emit light eye to see and ow the... Based on the color emission paper to answer that other than forensics or a crime scene flame! Test the flame first before the colored light is emitted resolution image in Download size. Needed to be heated in the given element or compound Report Answers free. Post lab questions Answers return to its original orbital: Gas and tests. A common application or use of the following in complete sentences 4.3 1019. Experimental Data after which you will perform an test results for entertainment purposes as to what they.... _____Period: ____ 1 color should you expect sodium ions to impart to a flame and not doing my.. Answer that other than forensics or a crime scene ) flame test Part 1: flame test #... The video, the scientist will expose seven different salts to a test! Physical science and we have to complete a some questions emitted for each in... It in the Data Table from nanometers to meters 1. explain the effect the. Games help you find the Answers use distilled water after each use 1: pre-lab Introduction: this! The unknown chemical water after each use first before the colored light is emitted means of its flame test lab post lab questions answers test questions!