Which of the following statement is true with regard to the

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Which of the following statement is true with regard to the complex potassium ferricyanide?

[DSSSB TGT 2014 (Science)]

A The central metal atom in the complex obeys EAN rule

B It is less stable than potassium ferrocyanide

C It is paramagnetic octahedral ideal spin complex

D The primary valency of iron is satisfied by 3 K+ ions