Question

Both geometrical and optical isomerisms are not shown by :

• A. Dichlorobis (ethylenediamine) cobalt (III) ion
• B. Triamminetrichloro cobalt (III) ion
• C. Tetraamminedichloro cobalt (III) ion
• D. Trioxalatochromate (III) ion

Answer 1

Answer: (B), (C), (D)

Triamminetrichloro cobalt (III) ion
Tetraamminedichloro cobalt (III) ion
Trioxalatochromate (III) ion

Option (B),(C),(D) are correct.
Dichlorobis (ethylenediamine) cobalt (III) ion shows both geometrical and optical isomerisms.