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Hund's Rule

In complexes ...

Question

In complexes $[F e (C N)_{6}]^{3 -}$ and $[C r (C_{2} O_{4})_{3}]^{3 -}$ , the coordination number of $F e$ and $C r$ are respectively:

6

and

3

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3

and

3

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6

and

6

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3

and

6

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Solution

The correct option is C $6$ and $6$

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Similar questions

[F e (C N)_{6}]^{3 -} and [C o (e n)_{3}]^{3 +}

[C o (N H_{3})_{6}] [C r (C N)_{6}] a n d [C r (N H_{3})_{6}] [C o (C N)_{6}]

[F e (H_{2} O)_{6}]^{3 +}, [F e (C N)_{6}]^{3 -}, [F e (C_{2} O_{4})_{3}]^{3 -}

[F e C l_{6}]^{3 -}

[F e (C N)_{6}]^{3 -}, [F e (C N)_{6}]^{4 -}

[C o (N O_{2})_{6}]^{3 -}

C r

[C r (H_{2} O)_{6}]^{3 +}

[C r (C N)_{6}]^{3 -}

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