Question

Identify and name 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 precaution should be taken during the preparation of this compound ?

Answer 1

Plaster of paris is used to give support to the fractured bones its chemical name is c a s .

it is prepared by heating gypsum at 373 Kelvin precaution must be take r it should be stored in moisture proof container the shape has to be given should we done fast Tu because its water of crystallization is to which become hard very fastly

chlorine reacts with slaked lime to form bleaching powder it is made bye the equation flirting react Suites Lakeline to home bleaching powder it is made by C A O H 2+ cl2------– caocl2 + h2o

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.