Which orbital can never exist?

Practice MCQ for SSC, UPSC, RRB Exams

A. 3f A.
B. 4f B.
C. 5d C.
D. 2p D.

Correct Answer: A সঠিক উত্তর: A

Explanation ব্যাখ্যা

For f-orbitals, l = 3 → minimum n = 4; so 3f doesn't exist.

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