JEE Main 2023 · ChemistryNumerical answerNumerical valueEasyCalculation

JEE Main 8 April 2023, Shift 2, Chemistry Q81

Question 81 of 90 in this shift, Chemistry question 21 of 30, Section B.

The number of atomic orbitals from the following having 5 radial nodes is ____________. 7s, 7p, 6s, 8p, 8d

Official answer

NTA final key.

Chapter: Structure of Atom
Topic: Quantum Numbers
Idea tested: Calculation of Radial and Angular Nodes

Same idea in other shifts

Asked 3× in all

6 Apr 2026, Shift 1 · Q53Match the LIST-I with LIST-II List-I (Orbital) | List-II (Radial nodes and nodal plane) A. 2s | I. 1 Radial node + two nodal planes B. 3s…MediumMatch the list
18 Mar 2021, Shift 1 · Q32A certain orbital has no angular nodes and two radial nodes. The orbital is :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.