Question

19. a) What are the various ways by which chemical
equations can be made more informative. Give
examples to illustrate your answer.​

Answer 1

1 the chemical equation can be made more informative by mentioning the physical state of reactants and the products. 2 if a gas is liberated in the product then it is represented by an upward directing arrow and if the product formed is in the form of precipitation . it is represented in downward directing arrow.