Question

Do correct the given incorrect statement “Hygroscopic substances absorb water and change their state”.

Answer 1

This given statement is incorrect because hygroscopic substances absorb moisture and do not change their state.

The explanation for the correct statement :

Hygroscopy:

• The phenomenon of attracting and holding some molecules of water from the surrounding, at room temperature is called hygroscopy.
• The substances which are performing this is known as hygroscopic substances.
• they get crystalline when hydrated and do not change their state.
• For example,$\mathrm{Calcium}\mathrm{sulphate}\left({\mathrm{CaSO}}_4\right)$ is a hygroscopic substance.

Conclusion:

The correct statement is “Hygroscopic substances absorb moisture and do not change their state“.