Section 6
Chemical Formulas
Book
Version 33
By Boundless
By Boundless
Boundless Chemistry
Chemistry
by Boundless
3 concepts
![Thumbnail](../../../../../../figures.boundless-cdn.com/23775/raw/butan-lewis.jpg)
Molecular Formulas
Molecular formulas are a compact chemical notation that describe the type and number of atoms in a single molecule of a compound.
![Thumbnail](../../../../../../figures.boundless-cdn.com/11465/raw/butan-lewis.jpg)
Empirical Formulas
Empirical formulas describe the simplest whole-number ratio of the elements in a compound.
![Thumbnail](../../../../../../figures.boundless-cdn.com/23776/square/naf.gif)
Formulas of Ionic Compounds
An ionic formula must satisfy the octet rule for the constituent atoms and electric neutrality for the whole compound.