Effective nuclear charge is maximum in case of

Effective nuclear charge is maximum in case of
  1. lithium
  2. beryllium
  3. oxygen
  4. fluorine

Solution

Fluorine has more protons resulting in a greater nuclear charge as compared to $\mathrm{Li}, \mathrm{Be}$ and $\mathrm{O}$.

Asked in: AP EAMCET 2021 (24 Aug Shift 2)

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