Question

a certain compound is alkaline in nature on exposure to air turns into a white opaque powder and identify the compound mention it two uses

Answer 1

The alkaline compound is CaSo4 • 1/2 H2O or Plaster of Paris

Chemical Name

Calcium Sulphate Hemihydrate

It's uses are

●It is used by doctors to join fractured bones

●It is used to design ceilings and make decorative items