MCQ
Which of the following elements will have the lowest electron affinity
  • A
    Nitrogen
  • B
    Flourine
  • C
    Chlorine
  • Phosphorus

Answer

Correct option: D.
Phosphorus
d
(d) Phosphorus have the lowest electron affinity due to half filled $p$ orbital, but in nitrogen electron affinity is greater than phosphorus because of large nuclear attraction in comparison with phosphorus.

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