Question:

Number of valence electrons in \(Cl^–\) ion are:

Updated On: Nov 19, 2023
  • 16
  • 8
  • 17
  • 18
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The Correct Option is B

Solution and Explanation

The electronic configuration of chlorine(Atomic number-17) is 2, 8, 7.

The new electronic configuration of Cl\(^−\) is 2, 8, 8. So the valence electrons is 8.
The correct option is (b) 8.

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