Question

Define balanced and unbalanced chemical equation

Answer 1

Hi....
Balanced chemical reaction is the reaction in which the no of atoms present in reactant side are equally present on product side.
Unbalanced chemical reaction is the reaction in which the no of atoms in reactant side are unequally present on product side...

Hope this helps you....

Answer 2

balanced chemical equation :
The equation where number of atoms of each element are same on both sides is known as balanced chemical equation.
Unbalanced chemical equation :
The equation where number of atoms of each element are not same on both sides is known as unbalanced chemical equation.