Question

II. The statements given below are incorrect. Write the correct statements.1. Solubility of a substance generally increases with the fall in temperature.2. Glowing of an electric bulb is an irreversible change.3. Digestion of food is a reversible change.4. A change from liquid to solid state on cooling is called liquefaction.

Answer 1

1. Solubility of a substance generally increases with the increase in temperature.

2. Glowing of an electric bulb is a reversible change.

3. Digestion of food is an irreversible change.

4. A change from liquid to solid state on cooling is called freezing or solidification.