ABC26IN0771 · Organometallic Compounds

Subject: Inorganic Chemistry · Chapter: Organometallic Compounds · Topic: Organometallics – General · Exam: JAM 2005-2022 · Marks: 2 · Difficulty: Hard

The decreasing order of $\mathrm{C}=\mathrm{C}$ bond length in the following complexes is
$\left[\mathrm{Cl}_{3} \mathrm{Pt}\left(\mathrm{CH}_{2}=\mathrm{CH}_{2}\right)\right]^{-}$$\left[\mathrm{Cl}_{3} \mathrm{Pt}\left(\mathrm{C}(\mathrm{CN})_{2}=\mathrm{C}(\mathrm{CN})_{2}\right)\right]^{-}$$\left[\mathrm{Cl}_{3} \mathrm{Pt}\left(\mathrm{CF}_{2}=\mathrm{CH}_{2}\right)\right]^{-}$$\left[\mathrm{Cl}_{3} \mathrm{Pt}\left(\mathrm{CF}_{2}=\mathrm{CF}_{2}\right)\right]^{-}$
IIIIIIIV
(a)II $>$ III $>$ IV $>$ I
(b)IV $>$ II $>$ III $>$ I
(c)II $>$ IV $>$ III $>$ I
(d)IV $>$ II $>$ I $>$ III
Answer
Answer (as printed): C
Explanation
No explanation was printed for this question.

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