Question

What is the next atomic orbital in the series 1 s , 2 s , 2 p , 3 s , 3 p ? 2 d,3 d, 4 s, 3 f

Answer 1

The answer is 3 d

Step-by-step explanation:

The series is in s-p-d-f form.

But 3f has lower energy potential than 3d.

Hope it helps.