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AP EAMCET2015ChemistryCoordination Compounds

In which of the following coordination compounds, the central metal ion is in zero oxidation state?

Options

  1. A[ Fe ( H ₂ O )₆ ] Cl ₃
  2. BK ₄ [ Fe ( CN )₆ ]
  3. CFe ( CO )₅
  4. D[ Fe ( H ₂ O )₆ ] Cl ₂

Correct answer

C. Fe ( CO )₅

Step-by-step solution

Let oxidation state of Fe =x For Fe ( CO )₅, x+(5 0)=0 x=0

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