Question

state what happens
a) Gypms is heated at 373K.
b) blue crystal of copper sulphate heated.
c) write the equation for bleeching powde
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Answer 1

Answer:

1. It loses water molecules and turn into plaster of paris GIVING a solid hard matrix.

3. CaOCl2

Answer 2

$\huge\mathfrak\red{heya\:Mate}$

When Gypsum is heated at 373k it losses it's water of crystallization and become powder of plaster of Paris.

2. when blue crystal of copper sulphate is heated it losses its water of crtstalization and become colourless white powder.

3. Ca(OH) 2 + Cl2 = CaOCl2 + H2O