An unbalanced equation is known as a
An unbalanced equation is known as a skeletal equation.
For example,
H2+Cl2→HCl is the skeletal equation.
Balancing it,
∵ there are 2 atoms of both hydrogen and chlorine in the reactants side, multiply HCl by 2.
H2+Cl2→2HCl
This is the balanced equation.