JEE Main 2008 — Coordination Compounds Question with Solution
From: AIEEE 2008
Question
The coordination number and the oxidation state of the element ‘E’ in the complex [E(en)2(C2O4)]NO2 (where (en) is ethylene diamine) are, respectively,
Choose an option
Show full solutionCorrect option: D
Correct answer
D6 and 3
Step-by-step explanation
In the given complex we have two bidentate ligands (i.e. and ), so coordination number of is
Let the oxidation state of in complex be
then or
or so its oxidation state is
Thus option is correct.
Let the oxidation state of in complex be
then or
or so its oxidation state is
Thus option is correct.
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This is a previous-year question from JEE Main 2008, 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.