IIT JAM
Shristy Maurya Asked a Question
June 10, 2021 10:14 pmpts 30 pts
  • IIT JAM
  • Chemistry (CY)

30. polynuclear carbonyls are coloured and their intensity increases with number of metal ions. their colour arises from electronic transitions between orbitals

30. Polynuclear carbonyls are coloured and their intensity increases with number of metal ions. Their colour arises from electronic transitions between orbitals that are largely localized on: (1) the ligands viz. CO (2) metal framework (3) oxygen atoms of CO graup not involved in bonding (4) carbon atoms of CO, which are not involved in bonding
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  • Dinesh khalmaniya Best Answer
    option 2 here MLCT takes place in case of polynuclear metal carbonyla. here CO is pi acid ligand which have vacant pi* molecule orbitals. MLCT is given by metal based orbitals. fo...
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