Question

From the given electronic configuration find out only one metallic;
non-metallic element from third period and noble element.
(i) (2, 8, 2),
(ii) (2, 8, 8),
(iii) (2, 8, 1),
(iv) (2, 7).
(v) (2, 8),
(vi) (2, 8, 7)​

Answer 1

Answer:

metallic element is 1 - magnesium

nonmetallic element is 6 - chlorine

noble element is 2 - argon