JEE Main 2016ChemistryStructure of AtomEasyMCQ

JEE Main 2016Structure of Atom Question with Solution

JEE Main 2016 (10 Apr Online)

Question

Aqueous solution of which of the following salts will not contain ions with the electronic configuration 1s22s22p63s23p6 ?

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Show full solutionCorrect option: A
Correct answer
ANaF

Step-by-step explanation

NaF Na+1s2 2s2 2p6F-1s2 2s2 2p6 Not Match

KBr K+=1s22s22p63s23p6Br-=1s22s22p63s23p64s24p6

NaCl Na+=1s22s22p6Cl=1s22s22p63s23p6

CaI2Ca+2=1s22s22p63s23p6I-=Kr4d105s25p6

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About this question

This is a previous-year question from JEE Main 2016, 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.