Chemical Reactions - Ionic Formula Writing: Students learn how to write formulas. Chemical Reactions - Ionic Formula Writing Students learn how to write formulas for a variety of ionic compounds ...

The formula of an ionic compound can be deduced from the formulae of its ions. Remember that for the metal elements in groups 1, 2, and 3 the charge on the ion can be deduced by how many outer ...

The formula of a covalent network or ionic compound gives the simplest ratio of atoms/ions in the substance. Sometimes the name of the compound gives information about the formula of that compound.