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If the electron configuration of an element is 1S\(^2\) 2S\(^2\)2P\(^5\), how many unpaired electron are...

Chemistry
JAMB 2007

If the electron configuration of an element is 1S\(^2\) 2S\(^2\)2P\(^5\), how many unpaired electron are there?

  • A. 2
  • B. 8
  • C. 1
  • D. 4
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Correct Answer: Option C
Explanation

When the electrons are drawn out in the orbitals, following the Hund's rule, the diagram above is what will be obtained.

There is an explanation video available below.

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Explanation Video

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