[Co(NH₃)₅Cl]SO₄ and [Co(NH₃)₅(SO₄)]Cl are :

PYQ UPPSC LT Grade (Assistant Teacher) 2025

1. A.

   Ionisation isomers

2. B.

   Geometrical isomers

3. C.

   Coordination isomers

4. D.

   Linkage isomers