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Materials
Quiz: How much do you know about Polaroid photography?
Colorful, instant-printing photos are made possible by chemical reactions in the film layers. Test your knowledge of the science behind the snapshots.
by Andy Brunning, special to C&EN
June 3, 2024
Before you take our quiz on Polaroid Photography, make sure you check out our Periodic Graphic for some helpful hints.
Which of the following compounds is light-sensitive and the most commonly used in Polaroid film?
Which three colors of light are the silver bromide crystal layers in Polaroid film sensitive to?
Which chemical deprotonates developer molecules attached to dyes in the film, allowing the dyes to diffuse to the image layer?
What are the roles of potassium thiosulfate and uracil in the development process?
Which is the combination of opposite colors used in the light-sensitive and dye layers of Polaroid film?
What color will appear in the image layer if the green- and red-sensitive silver bromide layers are exposed and the blue-sensitive layer remains unexposed?
What color do cyan and magenta dyes combine to create in the image layer?
Chemical & Engineering News
ISSN 0009-2347
Copyright © 2024 American Chemical Society
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