Question

Crystallisation is a better technique than simple evaporation .Give reason

Answer 1

Answer:Yes

Explanation:

Because in evaporation impurities are still remained but in crystalisation impurities don't remain.

Answer 2

Why crystalization is better than evaporation?

1. It occurs on the entire surface.
2. we get solid in the pure crystallized form.
3. The soluble impurities get removed in this process.
4. It doesn't require very high temperature conditions.