identify the compound of calcium which is used for plastering of fractured bones??
with the help of equation describe how this compound is prepared?
special precautions taken while preparing this compound??
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calcium sulphate hemihydrate is used.
caso4 .2 H20 ( gypsum) gives caso4.1/2 H20+1 1/2 h20. It is prepared by heating.
caso4 .2 H20 ( gypsum) gives caso4.1/2 H20+1 1/2 h20. It is prepared by heating.
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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.
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