Causticizing process is used for the preparation of :

caustic Soda

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caustic potash

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baryta

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slaked lime

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Solution

The correct option is A caustic Soda
Causticizing process (Gossage process) is used for the preparation of caustic soda (NaOH). It involves heating of $10 %$ solution of $N a_{2} C O_{3}$ with a little excess of milk of lime $C a (O H)_{2}$ .

$N a_{2} C O_{3} + C a (O H)_{2} \to C a C O_{3} ↓ + 2 N a O H$

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Question 47
Write the formulae for the following and calculate the molecular mass for each one of them

(a) Caustic potash

(b) Baking powder

(d) Caustic soda

(e) Ethanol

Write the chemical formula for Caustic potash. Also, calculate the molecular mass of Caustic potash.

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