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Out of [Fe(CN)6]^(4-),[Ni(CN)4]^(2-), an...

Out of `[Fe(CN)_6]^(4-)`,`[Ni(CN)_4]^(2-)`, and `[Ni(CO)_4]`: select the incorrect Statement(s):

A

All have identical geometry

B

All are paramagnetic

C

all are diamagnetic

D

`[Fe(CN)_6]^(4-)` is dimagnetic but `[Ni(CN)_4]^(2-)` and `[Ni(CO)_4]` are paramagnetic

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The correct Answer is:
a,b,d
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