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  • Need clarity, kindly explain! - Co-ordination Compounds - JEE Main

CuSO_4  reacts with KCN solution and forms:

  • Option 1)

    K_3[Cu(CN)_4]\;

  • Option 2)

    \; \; Cu(CN)\;

  • Option 3)

    \;Cu(CN)_2 \;

  • Option 4)

    K_4[Cu(CN)_6]

 

Answers (1)

best_answer

As we learned

Stability of Complex -

Stability of complex is depends on nature of ligands, size of central atom and stability concept.

- wherein

Stability \alpha Stability Constant

 

 CuSO_4 on reaction with KCN  gives K_3[Cu(CN)_4]

2CuSO_4+10KCN\rightarrow 2K_3[Cu(CN)_4]+2K_2SO_4+(CN)_2   stability constant of  K_3[Cu(CN)_4] is high .

 


Option 1)

K_3[Cu(CN)_4]\;

Option 2)

\; \; Cu(CN)\;

Option 3)

\;Cu(CN)_2 \;

Option 4)

K_4[Cu(CN)_6]

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Aadil

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