JEE Main 2019 — Classification of Elements and Periodicity in Properties Question with Solution
JEE Main 2019 (08 Apr Shift 1)
Question
The size of the iso-electronic species , Ar and is affected by:
Choose an option
Show full solutionCorrect option: A
Correct answer
Anuclear charge
Step-by-step explanation
For isoelectronic species the size is compared by nuclear charge.
Size of isoelectronic species is compared on the basis of their nuclear charge.
Size of isoelectronic species is compared on the basis of their nuclear charge.
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This is a previous-year question from JEE Main 2019, covering the Classification of Elements and Periodicity in Properties 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.