Question

The change of solid into vapours on heating and of vapours into solid on cooling is called :

• A. sublimation
• B. condensation
• C. distillation
• D. all of above

Answer 1

Answer: (A)

sublimation

There are many substances which are converted into gas from solid when heated, and converted from gas to solid when cooled without converting into liquid. Such substances are known as sublime and the proce3wss is called sublimation.