Question

Write the characteristics of chemical change?

Answer 1

Chemical Changes:

(1)Those changes in which new substances are formed, are called chemical changes.

(2)Example of chemical change is the burning of paper.

Characteristics Of A Chemical Change are as follows:

(1)One or more new substances are formed in a chemical change.

(2)A chemical change is a permanent change.

(3)A lot of energy(in the form of heat, light, etc.) is either absorbed or given out in a chemical change.

(4)Sound may be produced by a chemical change.

(5)A permanent change in colour may take place in a chemical change.