Question

class 7 chemistry explanation of (a) Balanced equation (b) valence ​

Answer 1

Answer:

Equation in which number of atoms are equal, on both sides I.e.reactants and product is called balanced equation

Answer 2

Answer:

balanced equation....... :- chemical reaction in which no. of molecules in product side and reactant side is equal

valence.... :- no of electrons in valence shell