Q.
Causticization process is used for the preparation of
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a
Caustic soda
b
Caustic potash
c
Baryta
d
Slaked lime
answer is A.
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Detailed Solution
Causticizing process (Gossage process) is an old process and involves heating of 10% solution of Na2CO3 with a little excess of milk of lime CaOH2Na2CO3 + CaOH2 → CaCO3 ↓ + 2NaOH
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