Solved UPSC CDS/OTA Question
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Q · Structure of the AtomMedium · 45s
Which of the following orbitals does not exist?
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 n=2, l can be 0 or 1. So, d-orbital doesn’t exist for n=2.
Final Answer: Option D — 2d