Which of the following species is not expected to be a ligand?
NO
CO
Ligands -
Ions and molecules bounds to the Central atom/ion in the coordination entity are called ligands.
-
Ions and molecules that bound to the central atom in the coordination sphere are called Ligands.
NH+4 does not have any electron pair to form a coordinate bond with, so it can't act as a ligand.
Option 1)
NO
This option is incorrect
Option 2)
This option is correct
Option 3)
This option is incorrect
Option 4)
CO
This option is incorrect