The correct statements about metal carbonyls are A. The metal-carbon bonds in metal carbonyls possess both σ and π -character. B. Due to synergic bonding interactions between metal and CO ligand, the metal-carbon bond becomes weak. C. The metal-carbon σ bond is formed by the donation of lone pair of electrons on the carbonyl carbon into a vacant orbital of metal. D. The metal-carbon π bond is formed by the donation of electrons from filled d-orbital of metal into vacant π^ orbital of CO. Choose the correct answer from the options given below:

Coordination Compounds: JEE Main 2026 Chemistry question

JEE Main 2026 · 5 Apr, Morning shift · Q61

JEE Main 20265 Apr, Morning shiftChemistryHardCoordination Compounds198× since 2002

The correct statements about metal carbonyls are A. The metal-carbon bonds in metal carbonyls possess both

\sigma

and

\pi

-character. B. Due to synergic bonding interactions between metal and CO ligand, the metal-carbon bond becomes weak. C. The metal-carbon

\sigma

bond is formed by the donation of lone pair of electrons on the carbonyl carbon into a vacant orbital of metal. D. The metal-carbon

\pi

bond is formed by the donation of electrons from filled d-orbital of metal into vacant

\pi^*

orbital of CO. Choose the correct answer from the options given below:

JEE Main 2026 Coordination Compounds Question with Solution (5 Apr Morning shift, Q61) | JEE Arc