Based on what is the chemical formula of an ionic compound determined?
charge
valency
atomic number
mass
Chemical formula of an ionic compound is determined by their charge.
In a chemical formula of a diatomic ionic compound, the charge on the anion is -3. Find out the charge on the cation.
Statement 1: An atom of valency 2 can combine with 2 other atoms of valency 1. Statement 2: To write the chemical formula, one must know the valency of the element.
The atomic number for sodium is 11 and the atomic number for oxygen is 8. Based on this information find out the chemical formula for Sodium oxide?