alleryAn anion is larger than its parent atom because of increased:
AAttraction
BNuclear mass
CProton count
DRepulsion
Answer & Solution
Correct answer: D. Repulsion
1. Extra electrons crowd into the same shells.
2. They push against one another more strongly.
3. That increased repulsion expands the ion.
_Source: syllabus Chemistry Part I, Chapter 3, Classification of Elements and Periodicity in Properties._
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