Mass Ratios, Percent Composition & Empirical Formulas Quiz

This online quiz is intended to give you extra practice in determining mass ratios, percent compositions and empirical formulas of a variety of chemical compounds.

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Number of problems:  1
Type of problems:  Mass ratios
 Percent composition
 Empirical formulas
Chemical compound types:  Acids
 Ionic compounds with monatomic ions (easier)
 Ionic compounds with polyatomic ions (more difficult)
 Molecular compounds
 Common organic compounds
Chemical names or formulas:  I want formulas only (easier)
 I want names only (more difficult)
 Mix & match
Number of elements in compounds:  2 elements
 3 elements
 4 elements
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 Printable web page (for worksheets)
 Presentation (full screen for class)
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