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JEE Main 20198 AprilMorning Shift
Exam
JEE Main
Year
2019
Date
8 April
Shift
Morning Shift
Subject
Chemistry
Chapter
Classification of Elements and Periodicity in Properties

JEE Main 2019 · 8 April · Morning Shift · Chemistry · Classification of Elements and Periodicity in Properties

The size of the iso-electronic species C l ^ - , Ar and C a ^ 2 +...

The size of the iso-electronic species Cl−C{l}^{-} , Ar and Ca2+C{a}^{2 +} is affected by:

Options

  1. Anuclear charge
  2. Bazimuthal quantum number of valence shell
  3. Celectron –electron interaction in the outer orbitals
  4. DPrincipal quantum number of valence shell

Correct answer

A. nuclear charge

Step-by-step solution

For isoelectronic species the size is compared by nuclear charge.
Size of isoelectronic species is compared on the basis of their nuclear charge.
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