Question

what is balanced chemical equation why should chemical equation be balanced

Answer 1

balance chemical equation means total number of atoms of each element should be equal on both side of the reaction.
the reaction should be balanced because metal can be neither be created nor be destroyed the total mass of reactants should be equal to the total mass of product

Answer 2

chemical equation shows us the substances involved in a chemical reaction .a balanced chemical equation occurs when the number of the atoms involved Indie reactant side is equal to the number of atoms in the products side.in other words the mass and the charge are balanced on both side of reaction .