Question

On heating copper sulphate pentahydrate crystals ______.
(a) blue colour changes into green               (b) green colour changes into blue
(c) blue colour changes into colourless         (d) no colour changes.​

Answer 1

Answer:

c)

reason:

when we heat copper sulphate

5 molecules of water get evaporate And crystal turn colourless

Answer 2

Answer:

hi pa,

good morning

Explanation:

it change its colour blue to white due to loss of water.

so,(c) Is ur ans