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Structure of the Atom — Science STD 9 — Question

CBSE BoardEnglish MediumSTD 9ScienceStructure of the Atom1 Mark
MCQ
The correct electronic configuration of a chloride ion is:
  • A
    2, 8
  • B
    2, 8, 4
  • C
    2, 8, 8
  • D
    2, 8, 7
✓

Answer

  1. 2, 8, 8

Explanation:

Chloride ion, Cl- has 18 electrons so, its electronic configuration is 2, 8, 8.

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