# Gadolinium belongs to 4f series. It’s atomic number is 64. Which of the following is the correct electronic configuration of gadolinium?

86 views

Gadolinium belongs to 4f series. It’s atomic number is 64. Which of the following is the correct electronic configuration of gadolinium?

(i) [Xe] 4f75d16s2

(ii) [Xe] 4f65d26s2

(iii) [Xe] 4f86d2

(iv) [Xe] 4f95s1

by (63.6k points)
selected by

(i) [Xe] 4f75d16s2