Why hydrated copper sulphate is blue while anhydrous copper sulphate is white?

Why is hydrated copper sulphate blue while anhydrous copper sulphate white?

Hydrated copper sulphate, is blue while anhy drous copper sulphate is colourless, Why?

The colour of hydrated copper sulphate is……………and that of anhydrous copper sulphate is………………..

What is the colour of anhydrous copper sulphate ?

Write the chemical formula of hydrated copper sulphate and anhydrous copper sulphate. Give an activity to illustrate how these two are interconvertible

(a) Write the chemical formula of hydrated copper sulphate and anhydrous copper sulphate. Give an activity to illustrate how these two are inter convertible. (b) Write chemical names and formulae of Plaster of paris and gypsum.

The formula of copper sulphate is

Copper sulphate is soluble in water.

What is the colour hydrated copper sulphate?