Question

The chemical compounds used in building as mortar is
a)Cao
b)CaOCl2
c)CaSO4
d)CaSO4.1/2H2O​

Answer 1

Answer:

option d CaSo4.1/2H2O

ok hope it's helpful to you dear

Answer 2

Answer:

the correct option number is (d) CaSO4.1\2H2O