D-And F-Block Elements Ques 18

Question: When hypo solution is added to cupric sulphate solution, the blue colour of the latter is discharged, due to formation of

Options:

A) $ CuS_2O_3 $

B) $ Na_2S_4O_6 $

C) $ NaCuS_2O_3 $

D) $ Cu_2O $

Show Answer

Answer:

Correct Answer: C

Solution:

$ Na_2S_2O_3+CuSO_4,\to ,NaCuS_2O_3 $



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