Question

identify the compound of calcium which is used for plastering of fractured bones . with the help of chemical equation show how is it prepared and what special precaution should be taken during the preparation of this compound

Answer 1

Plaster of paris is used to give support to the fractured ... special precaution should be taken during the preparation of ...

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.