Respuesta :

Answer:

nitrogen because it has less number of protons and electrons, thus a samller atomic mass

Explanation:

Explanation:

  1. Ne have smaller size because Ne have no negative charge compare to N, O and F which negative charge depends on size of an atom, Therefore more the negative charge , more will be the size of atom.
  2. Cl- have smaller size because as we go down the group, Size of the atom increase as Cl<Br<I irrespective to the atomic charge