Question

3.
The outer electronic structure of lawrencium (atomic number
103 ) is:
(a) Rn 5837s27p2 (b) Rn 5f136d175'7p2
(c) Rn 5f1475'7p? (d) Rn 5f14601752​

Answer 1

The outer electronic structure of lawrencium (atomic number 103) is

[Rn] 5f¹⁴ 7s² 7p¹

Explanation:

Lawrencium is synthetic element of periodic table.

Its atomic number is 103.

Its symbol is Lr.

Its atomic mass is 262 amu.

Its electronic configuration is:

Lr₁₀₃ = [Rn] 5f¹⁴ 7s² 7p¹

Answer 2

Lr = [Rn] 5f¹⁴ 6d¹ 7s²

hope this will help you