JEE Main 2020ChemistryCoordination CompoundsEasyMCQ

JEE Main 2020Coordination Compounds Question with Solution

JEE Main 2020 (07 Jan Shift 1)

Question

The IUPAC name of the complex PtNH32ClNH2CH3Cl is

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Correct answer
ADiamminechlorido (methanamine) platinum II chloride

Step-by-step explanation

NH 3  is neutral ligand, its IUPAC name is ammine

Cl  is negative ligand, its IUPAC name is chlrido

NH 2 CH 3  is neutral ligand, its IUPAC name is methanamine

Oxidation state of platinum x+2×0+1 1 +1 0 =1

x=2
Naming of ligand should be done in the alphabetically order.

The IUPAC name of the complex is Diamminechlorido (methanamine) platinum II chloride

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About this question

This is a previous-year question from JEE Main 2020, 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.