Which of the following is an EAN of iron in potassium ferricyanide?

28

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36

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35

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39

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Solution

The correct option is C $35$
$E A N$ = Atomic number of central atom $-$ Oxidation state+ (Number of ligands $\times 2$ )
$E A N = 26 - 3 + (6 \times 2) = 26 + 12 - 3 = 38 - 3$
Hence, $E A N = 35$ .

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Similar questions

Assertion (A) : According to EAN rule, ferricyanide is not a stable complex compound.

Reason (R) : EAN of Fe in ferricyanide is 35.

[K_{3} F e (C N)_{6}]

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