Question

MCQ:
The colour of hydrated copper sulphate is : a) Blue b) Colourless  c) Brown d) Yellow ????????

Answer 1

Colour of hydrated copper sulphate is blue.
When it is dehydrated it turns into greyish-white in colour.

Answer 2

The colour of sulphate is blue.that turns into grey B'Coz the sulphate+hydration=sh2