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In which of the following coordinate compounds the central metal atom obeys the EAN rule.

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In which of the following coordinate compounds the central metal atom obeys the EAN rule.
A. All
B. `K_(3)[Fe(CN)_(6)]`
C. `K_(4)[Fe(CN)_(6)]`
D. `[Cu(NH_(3))_(4)]SO_(4)`
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1 Answer

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by (70.4k points)
 
Best answer
Correct Answer - C
E.A.N. of Fe in `K_(4)[Fe(CN)_(6)]`
= `24 (for Fe^(2+))+6 xx 2`
= `24+12=36-=[Kr]^(36)`
Thus E.A.N. rule is obeyed.
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