MCQ
A neutral atom will have the lowest ionization potential when its electronic configuration is
  • A
    $1{s^1}$
  • B
    $1{s^2},\,2{s^2}{p^6}$
  • C
    $1{s^2},\,2{s^2}{p^2}$
  • $1{s^2},\,2{s^2}{p^6},\,3{s^1}$

Answer

Correct option: D.
$1{s^2},\,2{s^2}{p^6},\,3{s^1}$
d
(d) Ionization potential is least for alkali metals and it decreases down the group.

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