JEE Main 13 April 2023, Shift 2, Chemistry Q83

Question 83 of 90 in this shift, Chemistry question 23 of 30, Section B.

The orbital angular momentum of an electron in 3s orbital is

\frac{xh}{2\pi}

. The value of

x

is ______ (nearest integer)

Official answer

NTA final key.

Chapter: Structure of Atom
Topic: Quantum Numbers
Idea tested: Orbital and Spin Angular Momentum

Same idea in other shifts

Asked 2× in all

3 Apr 2025, Shift 2 · Q52For electrons in '2s' and '2p' orbitals, the orbital angular momentum values, respectively are :EasySingle correct

Question text from the official JEE Main paper published by NTA; answer from the final answer key. Chapter, topic and idea tags, difficulty and skill are Lumi’s. Lumi analyses 42 of the 174 JEE Main shifts held from 2017 to 2026.