The correct orders of increasing energy of atomic orbitals is

Options

A. 5p lt 4f lt 6s lt 5d
B. 5p lt 6s lt 4f lt 5d
C. 4f lt 5p lt 5d lt 6s
D. 5p lt 5d lt 4f lt 6s

Answer

B

Explanation

According to Aufbau principle electron are filled in various atomic orbital in the increasing order of energy
1s lt 2s lt 2p lt 3s lt 3p lt 4s lt 3d lt 3p lt 5s lt 4d lt 5p lt 6s lt 4f lt 5d lt 6p lt 7s.