Which of the following complex shows 6 co-ordination no.?

[Z n (C N)_{4}]^{2 -}

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

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[C u (C N)_{4}]^{2 -}

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[N i (N H_{3})_{4}]^{2 +}

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Solution

The correct option is B $[C r (H_{2} O)_{6}]^{3 +}$
Coordination no. = total no. of electron pair accepted by central metal atom/ion

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Similar questions

C o^{+ 3}, N i^{+ 2}, C r^{+ 3}, F e^{+ 2}, F e^{+ 3}, C u^{+ 2}, T i^{+ 2}, C o^{+ 2}

C N^{-}

CoC l_{3} x N H_{3}

Δ T_{f} = 0.279 K

K_{f}

H_{2} O

K m^{- 1}

[C o (N H_{3})_{4} C l_{2}] N O_{2}

[C r (N H_{3})_{6}] [F e (C_{2} O_{4})_{3}]

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