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Question: Answered & Verified by Expert
The reason for a cation to be smaller than its parent atom is
ChemistryClassification of Elements and Periodicity in PropertiesTS EAMCETTS EAMCET 2019 (04 May Shift 1)
Options:
  • A repulsion between the electrons of outer orbit
  • B Increased electrostatic attraction between nucleus and electrons.
  • C increase in the mass of the cation compared to neutral atom.
  • D change in the number of protons of cation compared to neutral atom.
Solution:
1668 Upvotes Verified Answer
The correct answer is: Increased electrostatic attraction between nucleus and electrons.
Cations are smaller than its parent atom due to higher electrostatic attraction between nucleus and electrons.

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