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\( [\mathrm{Pd}(\mathrm{F})(\mathrm{Cl})(\mathrm{Br})(\mathrm{I})]^{2-} \)-has n number of geometrical isomers. Then, th…

Q1

\( [\mathrm{Pd}(\mathrm{F})(\mathrm{Cl})(\mathrm{Br})(\mathrm{I})]^{2-} \)-has n number of geometrical isomers. Then, the spin-only magnetic moment and crystal field stabilisation energy [CFSE] of \( \left[\mathrm{Fe}(\mathrm{CN})_{6}\right]^{n-6} \), respectively, are : [Note : Ignore the pairing energy]

[JEE Main 2020, 9 Jan (Shift 1)]

a

\( 5.92 \mathrm{~BM} \) and 0

b

\( 0 \mathrm{~BM} \) and \( -2.4 \Delta_{0} \)

c

\( 1.73 \mathrm{~BM} \) and \( -2.0 \Delta_{0} \)

d

\( 2.84 \mathrm{~BM} \) and \( -1.6 \Delta_{0} \)

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