JEE Main 2015 — Some Basic Concepts of Chemistry Question with Solution
JEE Main 2015 (11 Apr Online)
Question
An element shows , oxidation state in its compounds. Out of the four compounds given below, choose the incorrect formula for the element .
Choose an option
Show full solutionCorrect option: D
Correct answer
D
Step-by-step explanation
Oxidation state of is . The formula should be and not .
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This is a previous-year question from JEE Main 2015, covering the Some Basic Concepts of Chemistry 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.