Question

16. Given below are the electronic configurations of some elements:
(a) 2,8,3
(b) 2,8, 18,5
(c) 2,8,7
(d 2.8. 18.8.1
(e 2,8,2
(f) 2,5
(g) 2,8, 18,8
Answer the following:
(i) To which group does each belong?
(ii) To which period does each belong?
(iii) Which is an inert gas?
(iv) Which is an alkali metal?
(v) Which is a halogen?
(vi) Which elements belong to the same gu
(vii) Which is the first element of a period? (viii) Which elements belong to the same p
' Periodic Table​

Answer 1

Answer:

Explanation:

1.a.aluminium

 b.arsenic

 c.chlorine

 d.rubidium

 e.magnesium

 f.nitrogen

 g.krypton