Question

how many water of crystaillization molecules are present in the follwing?

Answer 1

There are five molecules of water in present in copper sulphate pentahydrate.

Two molecules of water in calcium sulphate dihydrate which is also known as gypsum.

There are half molecule of water is present in calcium sulphate hemihydrate and it is called POP.

There are 10 molecules of water at present in sodium carbonate decahydrate which is also known as washing soda.

7 molecules of water are present in ferrous sulphate heptahydrate which is green in colour.