NEET 2021 Model Test Paper 6

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Question : 56 of 180

Marks: +1, -0

Which of the following pair the EAN of central metal atom is not same ?

[Fe(CN)6]3−‌and‌ [Fe(NH3)]3+
[Cr(NH3)6]3+ and [Cr(CN)6]3−
[FeF6]3− and [Fe(CN)6]3−
[Ni(CO)4] and [Ni(CN)4]2−

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