Solved UPSC CDS/OTA Question
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Q · Structure of the AtomMedium · 45s
Which of these is a quantum number that indicates the shape of an orbital?
TopicStructure of the Atom
Question Typemultiple choice
DifficultyMedium
Marking+1 / −0.33
Test Duration30 min
Step-by-Step Solution
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Azimuthal quantum number (l) decides the shape of the orbital.
Final Answer: Option B - Azimuthal quantum number (l)