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JEE Main2003ChemistryCoordination CompoundsActual

In the coordination compound, K ₄ [ Ni ( CN )₄ ] , the oxidation state of nickel is

Options

  1. A0
  2. B+1
  3. C+2
  4. D-1

Correct answer

A. 0

Step-by-step solution

4(+1)+x+(-1) 4=0 4+x-4=0x=0

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