Identify A and B.
A: Reacts with copper hydroxide to give copper sulphate.
B: Reacts with sulphuric acid to give Glauber’s salt.

A = Copper sulphate;
B = Sodium hydroxide

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A = Hydrochloric acid;
B = Sodium hydroxide

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A = Hydrochloric acid;
B = Copper sulphate

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A = Sulphuric acid;
B = Sodium hydroxide

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Solution

The correct option is D A = Sulphuric acid;
B = Sodium hydroxide

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Similar questions

Classify the following reactions into

(a) Direct combination

(b) Decomposition reaction

(d) Double decomposition

The reactions are - (i) Zinc hydroxide on heating gives zinc oxide and water

(ii) Zinc reacts with copper(II) sulphate to give zinc sulphate and copper

(iii) Zinc sulphate reacts with ammonium hydroxide to give ammonium sulphate and zinc hydroxide

(iv) Molten zinc at high temperatures, burns in the air to give zinc oxide.

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