JEE Main 2022 — Structure Of Atom Question with Solution
From: JEE Main 2022 (Online) 26th July Evening Shift
Question
Consider an imaginary ion . The nucleus contains ''% more neutrons than the number of electrons in the ion. The value of 'a' is _______________. [nearest integer]
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Show full solutionCorrect answer: 4
Correct answer
4
Step-by-step explanation
Number of electrons in is 25 .
Number of neutrons .
increase in the number of neutrons over electrons
Number of neutrons .
increase in the number of neutrons over electrons
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This is a previous-year question from JEE Main 2022, covering the Structure Of Atom 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.