Question

A compound X which is prepared from gypsum has the property of hardening when mixed with a proper quantity of water.
(a) Identify the compound X
(b) Write the chemical equation for its preparation
(c) For what purpose is it used in hospitals?

Answer 1

Heya Friend Here Is Your Ans..

A It is plaster of Paris

B CaSo4 +1/2 H2O+1 1/2 H2O Gives CaSo4.2H2O

C It is used in Hospitals For Fractured Bones

Hope it's helpful to you

Answer 2

Support for Bones Plaster of Paris is Used

Explanation:

There are following reactions-

(a) Plaster of Paris/calcium Sulphate Hemihydrate

$CaSO_4.\frac {1}{2}H_2O$

(b) $CaSO_4.2H_2O -----> CaSO_4.\frac {1}{2}H_2O + 1\frac {1}{2}H_2O$

(c) Uses of Plaster of Paris-

(i) In order to support the fractured bones it is used

(ii) Plaster of Paris is also used for making toys, statues & Decorative items.

(iii) Plaster of Paris is also used in getting the paintings on the walls at homes/offices etc.