Question

Conversion of water into water vapour during evaporation is a

• A. Physical change
• B. Chemical change
• C. No change
• D. Cannot be determined

Answer 1

The correct option is A

Physical change

Conversion of water to water vapour is a physical change. Water can be changed to water vapour by boiling water or through the process of evaporation.

Water vapour formed is the gaseous form of water. Its constituents remain the same and can be converted back to water using condensation process.