Home Chemistry Co-ordinatios Compounds NEET Previous Year Question Cobalt (III) chloride forms several octahedr…
Chemistry Co-ordinatios Compounds NEET Previous Year Question Single Correct MCQ
Published on: August 14, 2026

Cobalt (III) chloride forms several octahedral complexes with ammonia. Which of the following will not give test for chloride ions with silver nitrate at 25°C ?

A
CoCl 3 ·4NH 3
B
CoCl 3 ·5NH 3
C
CoCl 3 ·6NH 3
D
CoCl 3 ·3NH 3

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Text Solution

Verified by Experts
The correct answer is:
D

CoCl 3 ·3NH 3 is [Co(NH 3 ) 3 Cl 3 ] so it will not ionize and does not give Cl – ion test.

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