In this spectroscopy activity, students compare spectra produced by various light, they test metals using flame tests, they observe bright line spectra and emission spectra and determine unknown metals using flame tests and bright line spectra.
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Using the Spectrophotometer to Analyze a Mixture
General chemistry classes practice spectroscopy. They grasp the relationships between wavelength, absorbance, and solution concentration. Additionally, they gain valuable practice using laboratory equipment such as burets and pipettes....
9th - 12th Science
The Visible Spectroscopy Expert Witness Problem
In a simulated crime science investigation, chemistry or physics sleuths use spectroscopy to analyze solutions. The lesson gives learners practice making salicylate solutions, using spectrophotometers, calculating dilution amounts,...
9th - Higher Ed Science
Atomic Absorption Determination of Zinc and Copper in a Multivitamin
Advanced lab apprentices prepare zinc and copper solutions to which they will compare the same minerals from a multivitamin. Using absorption spectroscopy, they analyze the contents of the multivitamin for concentration. This lab can be...
11th - Higher Ed Science
Evil-doer or Do-gooder: Getting the Goods on Ozone
Ozone in the stratosphere be a good thing, while ozone in the troposphere causes all kinds of problems. Class members follow NASA's lead and build a spectroscope to see the different emission spectrums from a variety of light sources....
7th - 12th Science
New Review Flame Tests of Metal Cations
Scientists used flame tests to identify elements long before the invention of emission spectroscopy. Young chemists observe a flame test of five metal cations in the fourth activity of an 11-part series. Individuals then work...
9th - Higher Ed Science CCSS: Adaptable
X-ray Spectroscopy and the Chemistry of Supernova Remnants
This link takes you to a comprehensive unit that delves into emission spectra and supernovas. There are four parts: How and where elements are created, electromagnetic radiation, spectroscopy, and the newest technology for studying our...
9th - 12th Science