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QuizInterpret formulas
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Quiz: Interpret formulas
1. Realgar, As2S2, is a soft red-orange mineral that was once used in colored fireworks. An explosion that releases a million atoms of arsenic could contain how many molecules of realgar?
2 x 1051 x 1062 x 1065 x 1051 x 105
2. Phenylmercuric borate, (C6H5Hg)2HBO3, was once used as a mildewproofing agent. A wood sample sprayed with 4.8 x 1018 molecules of phenylmercuric borate could contain how many mercury atoms?
9.6 x 10184.8 x 10182.4 x 1018none of these2
3. The ratio of carbon to hydrogen in acetic acid, HC2H3O2, is:
none of these2:33:22:11:2
4. How many atoms are in two molecules of blood sugar (C6H12O6)?
4824126none of these
5. Stearic acid, CH3(CH2)16CO2H, is the most common fatty acid occurring in animal and vegetable fats. How many hydrogen atoms does one molecule of stearic acid contain?
32none of these36356
6. The compound SF6 is a colorless, odorless, extremely heavy gas, about 5 times as dense as air. A sample of 100 molecules of SF6 contains
6 S and 6 F 600 S and 600 F1 S and 6 F100 S and 600 F
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General Chemistry Online! Quiz: Interpret formulas

Copyright © 1997-2005 by Fred Senese
Comments & questions to fsenese@frostburg.edu
Last Revised 12/14/21.URL: http://antoine.frostburg.edu/chem/senese/101/compounds/interpret-formulas-quiz.shtml