JEE Main20202 Sep 2020Evening ShiftChemistryCoordination CompoundsActual
The one that is not expected to show isomerism is:
Options
- ANi NH 3 4 H 2 O 2 2 +
- BNi ( en ) 3 2 +
- CNi NH 3 2 Cl 2
- DPt NH 3 2 Cl 2
Correct answer
C. Ni NH 3 2 Cl 2
Step-by-step solution
(1) Ni NH 3 2 Cl 2 does not show isomerism because it is tetrahedral and has a plane of symmetry. (2) Ni NH 3 4 H 2 O 2 2 + shows geometrical isomerism. (3) Ni ( en ) 3 2 + , shows optical isomerism. (4) Pt NH 3 2 C 2 , shows geometrical isomerism.