Question

Which one of the following materials containscalcium ?(a) China clay (b) Corundum(c) Gypsum(d) Talc​

Answer 1

Answer:

Gypsum

Explanation:

Answer 2

Answer:

GYPSUM

Explanation:

Gypsum is known as calcium sulphate ..(Cas(o)4)..

It contains calcium about 23.3 %..

Rest of the options have not contains calcium..

So the correct answer is GYPSUM..