Cuprous chloride can be prepared :

Chemistry D and F - Block Elements General Single Correct MCQ

Published by: CGP EDU Academic Team

Published on: August 12, 2026

by passing SO 2 through the solution containing CuSO 4 and NaCl.

by heating excess of copper with concentrated HCl in presence of a little KCIO 3 .

by boiling copper sulphate solution with excess of copper turnings in presence of hydrochloric acid.

by dissolving cupric oxide or copper carbonate in concentrated HCI.

Text Solution

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The correct answer is:

CHECK THE SOLUTION.

(a,b,c)

2CuSO 4 + 2NaCl + 2H 2 O + SO 2 Cu 2 Cl 2 + Na 2 SO 4 + 2H 2 SO 4

Cu + HCl + [O] CuCl 2 + H 2 O ; CuCl 2 + Cu Cu 2 Cl 2

CuSO 4 + 2HCl CuCl 2 + H 2 SO 4 ; CuCl 2 + Cu Cu 2 Cl 2

CuO + 2HCl CuCl 2 + H 2 O ; Cu 2 Cl 2 is not formed.

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