Mn(CO)4NO is diamagnetic because :

see full answer

21% of IItians & 23% of AIIMS delhi doctors are from Sri Chaitanya institute !!

An Intiative by Sri Chaitanya

Mn metal is diamagnetic in free state

Mn is in + 1 oxidation state in this complex

NO is present as positive ligand

All of the above

answer is C.

(Unlock A.I Detailed Solution for FREE)

Ready to Test Your Skills?

Check your Performance Today with our Free Mock Test used by Toppers!

Take Free Test

Detailed Solution

Mn(CO)+14NO−:Paramagnetic due to presence of unpaired e−s in NO− Mn(CO)4NO+:No unpaired e−either on ligands or on Mn hence it is diamagnetic

Watch 3-min video & get full concept clarity