Question

What is a chemical equation? Explain various characteristics that help us to determine
whether the chemical reaction has occurred or not.​

Answer 1

Answer:

A chemical equation is the symbolic representation of a chemical reaction in the form of symbols and formulae, wherein the reactant entities are given on the left-hand side and the product entities on the right-hand side.

Explanation:

1)Change of the temperature. 2) Change of the mass. 3)Change of colour, physical state or smell.