JEE Main 2019ChemistryCoordination CompoundsIsomerism Of Coordination CompoundsmediumMCQ

JEE Main 2019 — Coordination Compounds Question with Solution

From: JEE Main 2019 (Online) 10th January Evening Slot

Question

A reaction of cobalt (III) chloride and ethylenediamine in a 1 : 2 mole ratio generates two isomeric products A (violet coloured) and B (green coloured). A can show optical activity, but B is optically inactive. What type of isomers does A and B represcent?

Choose an option

Show full solutionCorrect option: D
Correct answer
DGeometrical isomers

Step-by-step explanation

CoCl3 + en [Co(en)2Cl2]Cl
   1      :   2 JEE Main 2019 (Online) 10th January Evening Slot Chemistry - Coordination Compounds Question 264 English Explanation

A and B are Geometrical isomers.

Practice this on the real CBT interface

Solve this JEE Main question (and the rest of the Coordination Compounds chapter) on PrepSharp's TCS iON-style CBT player — with timer, bookmarks and session analytics.

Solve interactively →

About this question

This is a previous-year question from JEE Main 2019, covering the Coordination Compounds chapter of Chemistry. PrepSharp catalogues every PYQ from JEE Main with a verified answer key and step-by-step solution prepared by IIT alumni — so you can search by chapter, topic or year and revise efficiently.