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Bleaching pow...

Question

Bleaching powder is needed in the manufacture of chloroform.

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True

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False

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Solution

The correct option is A True
Bleaching powder is needed in the manufacture of chloroform. Bleaching powder $(C a O C l_{2})$ supplies the necessary chlorine and slaked lime (calcium hydroxide).
$C a O C l_{2} + H_{2} O \to C a (O H)_{2} + C l_{2}$
A paste of bleaching powder in water is distilled with ethanol or acetone to obtain chloroform.

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