Question

II) A white chemical compound becomes hard on mixing proper quantity of water. It is also
used in surgery to maintain joints in a fixed position. name the chemical compound.

Answer 1

Answer:

Plaster of Paris

Plaster of Paris is a white compound which becomes hard on mixing with proper quantity of water.It is used to maintain joints in a fixed position. It is prepared by a quick setting gypsum plaster consisting of a fine white powder,which hardens when moistened and allowed to dry.