physical change and chemical change

Asked by rashmipujari87 | 28th Mar, 2020, 06:13: PM

Expert Answer:


Physical change

Chemical change

(i) No new product is formed.

(i) New products are formed.

(ii) It is a temporary change.

(ii) It is a permanent change.

(iii) The mass of substance does not alter in this change.

(iii) The mass of substance does alter in this change.

(iv) Examples : Melting of wax, cutting of wood.

(iv) Example : Rusting of iron, burning of a cracker.

Answered by Ramandeep | 28th Mar, 2020, 06:52: PM