Formulas


Structural formula
Shows the bonding relationship. ex H-O-O-H
Molecular Formulas
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Calculations
Tells how many of each kind of atom in the molecule that are present, only has meaning when dealing with discrete molecules, must know molar mass to find molecular formula given the empircal formula.ex H2O2
Empirical formulas
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Calculations
Definition
Tells what kinds of atoms are present, and gives the simplest whole number ratio of atoms in the compound, and are often unique.ex HO
Slides about Chemical Formulas
Definition of Chemical Formula
Exercise Formulas

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Last updated on November 14, 1996.

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