D-And F-Block Elements Ques 462

Question: $ CuSO_4 $ reacts with KCN solution and forms

Options:

A) $ Cu( CN ) $

B) $ Cu{{( CN )}_2} $

C) $ K_3[Cu{{( CN )}_4}] $

D) $ K_4[Cu{{(CN)}_6}] $

Show Answer

Answer:

Correct Answer: C

Solution:

$ 2CuSO_4+10KCN\xrightarrow{{}} $ $ 2K_3[Cu{{(CN)}_4}]+2K_2SO_4+{{(CN)}_2} $



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