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Q.Atomic number of $Cr$ and $Fe$ are 24 and 26 respectively. Which of the following is paramagnetic with the spin-only magnetic moment of $2.83 \text{ BM}$ ?

a

[Cr(CO)_6]

b

[Fe(CO)_5]

c

[Ni(CO)_4]

d

[Mn(CN)_6]^{4-}

Correct Answer: Option D

The correct solution involves applying the fundamental concept to derive the final value step by step...

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Atomic number of Cr and Fe are 24 and 26 respectively. W... | ParikshaNiti