Multiple choice

The electronic configuration of elements A, B, C, D and E are given below. Which of these elements is most metallic?

  1. A = 2, 8, 8

  2. B = 2, 8, 4

  3. C = 2, 8, 8, 1

  4. D = 2, 8, 8, 7

  5. E = 2, 8, 8, 5
Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

Metallic character ∝ 1/(No. of e- in outermost shell) Element C has 1 electron in outermost shell, so it has most metallic character.

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