Question Detail
Question
What is the correct order of orbital filling after 3p?
Correct Answer
Option B is the correct answer.
Detailed Explanation
The filling sequence is: 1s, 2s, 2p, 3s, 3p, 4s, 3d, 4p, 5s, 4d, 5p, 6s, 4f, 5d, 6p, 7s, 5f, 6d, 7p.
Hint
The notes provide the complete filling order after 3p.