Question

Write T for true and F for false. (5x1=5) 1. Changing of water into water vapour is a physical change. 2 Crystallisation is a physical change. 6. Conversion of chalk powder to chalk stick is a chemical change Rusting cannot harm iron grills, doors etc. 5. Burning of camphor is a chemical change.​

Answer 1

Answer:

1. true

2.true

6.true

Explanation:

Here,

Physical change- Change that can change the physical properties and be reversible.

Chemical change- Change that can change the chemical properties and not be reversible.