Chemical equation balancing Hit and Trail method of balancing chemical reaction. br br Hii br Wel come to Master Deep channel. br br About this video Hit and Trail method of balancing chemical reaction. br In this method of balancing chemical equations, trials are made to balance the equation by using the smallest whole number coefficient. Hence, this method is called the hit and trial method. (i) Count the number of times an element occurs on both sides.br br Master Deep chemistry tricks.