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Saturday, 31 October

JEE Main · Chemistry · Chemical Bonding and Molecular Structure

Nodal Planes in Molecular Orbitals

JEE Main asked Nodal Planes in Molecular Orbitals once in the 108 shifts Lumi analysed, on 4 Apr 2026, Shift 2. It belongs to Molecular Orbital Theory, in Chemical Bonding and Molecular Structure (Chemistry).

Updated 2026-10-24

Times asked
1
in 1 shift
Years
1 of 8
First asked
2026
the only year
Pattern
New since 2024
asked once so far

Questions on this idea a shift, by year

2017–2026. Asked in 2026. Years differ in how many shifts Lumi analysed, so each year is scaled to one shift of 25 Chemistry questions.

00.10.20’170’200’210’220’230’240’250.11’26

Raw count: 2017: 0 in 1 shift · 2020: 0 in 12 shifts · 2021: 0 in 24 shifts · 2022: 0 in 24 shifts · 2023: 0 in 12 shifts · 2024: 0 in 18 shifts · 2025: 0 in 8 shifts · 2026: 1 in 9 shifts.

Shift by shift

Each square is one analysed shift, in date order. Open a filled one for that paper.

  • 20261 of 9
  • 20250 of 8
  • 20240 of 18
  • 20230 of 12
  • 20220 of 24
  • 20210 of 24
  • 20200 of 12
  • 20170 of 1

Asked in that shift More than once Not asked

How JEE Main framed it

Diagram based is the usual form. Skill tested: diagram reading.

  • Identify molecular orbital diagram

Difficulty

Easy 0Medium 1Hard 0

The question was multiple choice.

Every question

The question

From the official JEE Main shift papers, newest first. Open one for the full question, the options and the official answer.

  1. 4 Apr 2026, Shift 2 · Q53Which of the following pictorial diagram most correctly represents the π∗\pi^* (π\pi-antibonding) molecular orbital between two atoms if…MediumDiagram basedHas a figure

Shift: 4 Apr 2026, Shift 2.

Same topic

Other ideas in Molecular Orbital Theory

Molecular Orbital Theory has 11 ideas JEE Main has asked; 4 of them came up in more than one question.

Topic analysisChapter analysisStudy this chapterAll repeated ideas