Essential Chemistry for IGCSE - Formulae And Equations (Section 3 - No. 46)

What is meant by the term 'balancing a chemical equation'?

Making sure the number of molecules are equal on both sides.

Making sure the number of atoms of each element are equal on both sides.

Making sure the reaction proceeds quickly.

Adding oxygen to both sides.

Balancing a chemical equation means having the same number of atoms of each element on both sides of the equation.