Question

Rank the following atoms in terms of decreasing atomic radius.
1. Na, N, O, Mg, F
2. F, O, N, Mg, Na
3. F, Mg, Na, O, N
4. Na, Mg, N, O, F
5. F, O, N, Na, Mg

Answer 1

Size decreases from left to right and increases top to bottom in the periodic table.

Answer 2

Rank order of ascending size Na, Na+, F, F -

Answer 3

Rank the following in terms of increasing first ionization energy.
1. Na, Mg, N, O, F