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  • Periodic Classification of Elements - I
  • Which of the following electronic configurations represen...
Multiple choice

Which of the following electronic configurations represents a metal?

  1. 1

  2. 2, 8

  3. 2, 8, 7

  4. 2, 8, 8, 2

Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

From the given configurations, 2, 8, 8, 2 would be the configuration of a metal as it will show positive oxidation state by losing 2 valence electrons.

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