ABC26IN0260 · Organometallic Compounds
Subject: Inorganic Chemistry · Chapter: Organometallic Compounds · Topic: Organometallic Compounds – General · Exam: CSIR-NET 2016 · Marks: 2 · Difficulty: Medium
For fluxional $\mathrm{Fe(CO)_5}$ (structure given below) in solution, the exchange of numbered CO groups will be between 
(a)2 and 5; 3 and 4.
(b)2 and 3; 4 and 5
(c)2 and 3; 1 and 5
(d)1 and 2; 4 and 5
Answer
Answer (as printed): A
Explanation
During fluxional axial ligands are exchanged with equatorial ligand. Hence,