Question

Describe three industrial uses of caustic soda. What happens when caustic soda
reacts with
(i) Zno (ii) CO2
(iii) HCI​

Answer 1

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Answer 2

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Uses of caustic soda:

(a) manufacture of soap, artificial silk, paper and other chemicals.

(b) the textile industry for mercerizing cotton fabrics.

Uses of sodium carbonate:

(a) softening hard water.

(b) washing purposes in the laundry.

Uses of quicklime:

(a) in the manufacture of sodium carbonate from NaOH.

(b) as a flux in metallurgy.

hope it helps you....

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