The ligand with only sigma (σ) bonding character is · ABC26IN0608
Subject: Inorganic Chemistry · Chapter: Coordination Chemistry · Topic: Coordination Compounds – General · Exam: JAM 2005-2022 · Marks: 2 · Difficulty: Easy
The ligand with only sigma $(\sigma)$ bonding character is
(a)$\mathrm{CN}^{-}$
(b)$\mathrm{CH}_{3}{ }^{-}$
(c)CO
(d)NO
Answer
Answer: B ✓ checked by 4AB · confidence high
Explanation
CH₃⁻ has no π orbitals of suitable energy — a pure σ donor; CN⁻, CO and NO are π acceptors (b).
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