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Coordination Compounds question

2002 · Q108
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Coordination Compounds question

2002 · Q108

NEETChemistryCoordination CompoundsMCQ+4 / −1
CuSO4 when reacts with KCN forms CuCN, which is insoluble in water. It is soluble in excess of KCN, due to formation of the following complex
  1. A
    K2[Cu(CN)4]
  2. B
    K3[Cu(CN)4]
  3. C
    CuCN2
  4. D
    Cu[KCu(CN)4].
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