" b) Calcium Sulphate "

Mention two uses of the salts given below: (a) Sodium chloride. (b) Sodium bicarbonate (c) Calcium sulphate hemihydrate.

The solubility product of Calcium Sulphate is 1 xx 10^(-26) . Calculate its solubility.

Calcium forms the following salts : Calcium oxide -CaO, Calcium hydroxide- Ca(OH)_(2) and Calcium sulphate- CaSO_(4) Barium belongs to same group. Write the formulae of its oxide, hydroxide and sulphate.

Select odd one and justify your answer : Calcium sulphate, copper sulphate, sugar, cotton

The commercial name of calcium sulphate is-

Solubility of calcium sulphate in water