Solved UPSC CDS/OTA Question
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Q · Structure of the AtomMedium · 45s
Which among the following represents a correct set of quantum numbers for an electron in a 3p orbital?
TopicStructure of the Atom
Question Typemultiple choice
DifficultyMedium
Marking+1 / −0.33
Test Duration30 min
Step-by-Step Solution
The complete worked solution.
Every step explained — no skipped algebra.
For 3p: n=3, l=1, m=-1, 0, or +1, s=±1/2.
Final Answer: Option A — n=3, l=1, m=0, s=+1/2