Question

identify the compound of calcium which is used for plastering of fractured bones. with the help of chemical equation, describe how this compound is prepared. what special precautions should be taken during the preparation of this compound ​

Answer 1

Explanation:

this is the plaster of paris(caso4.1/2h20)

it is prepare from gypsum at 100°c

precautions is that temprature should not be more than 100°c

Answer 2

Answer:

Chemical formula of Plaster of Paris.

CaSO₄. 1/2 H₂O

Preparation :

On heating Gypsum at 373 K Plaster of Paris is formed.

CaSO₄. 2 H₂O    ⇒ CaSO₄. 1/2 H₂O + 3/2 H₂O

Special precaution :

We shouldn't heat gypsum above 373 K else it will not form.