JEE Main · Chemistry

JEE Main Chemistry: chapter-wise previous year questions

Name: JEE Main Chemistry previous year questions, chapter-wise
Creator: Lumi

JEE Main Chemistry: 1,155 questions over 30 chapters in the 42 shifts Lumi analysed; 26% had a numerical answer and 7% were hard. 10 of its 30 chapters hold half the questions, and 17 hold 80%.

Questions: 1,155; 30 chapters
Numerical answer: 26%; 305 questions
Hard: 7%; easy 36%
With a figure: 256; 22% of questions

Weightage

Chemistry chapters, by questions

Every chapter, most asked first. A shift has 25 questions per subject.

Chapters

30 chapters

Organic Chemistry: Some Basic Principles and Techniques · 1.7 a shift91 Q
Coordination Compounds · 1.6 a shift80 Q
Haloalkanes and Haloarenes · 1.5 a shift62 Q
The d- and f-Block Elements · 1.2 a shift61 Q
Aldehydes, Ketones and Carboxylic Acids · 1.4 a shift60 Q
The p-Block Elements · 1.3 a shift58 Q
Amines · 1.1 a shift57 Q
Solutions · 1.1 a shift53 Q
Equilibrium · 1.1 a shift52 Q
Thermodynamics (Chemistry) · 1.1 a shift51 Q
Biomolecules · 1.0 a shift50 Q
Chemical Kinetics · 1.0 a shift48 Q
Chemical Bonding and Molecular Structure · 0.9 a shift47 Q
Electrochemistry · 1.0 a shift46 Q
Structure of Atom · 1.0 a shift46 Q
Some Basic Concepts of Chemistry · 0.9 a shift45 Q
Classification of Elements and Periodicity in Properties · 0.8 a shift39 Q
Alcohols, Phenols and Ethers · 0.6 a shift34 Q
Hydrocarbons · 0.7 a shift34 Q
The s-Block Elements · Not in the 2026 syllabus19 Q
Redox Reactions · 0.3 a shift16 Q
Surface Chemistry · Not in the 2026 syllabus16 Q
Environmental Chemistry · Not in the 2026 syllabus15 Q
General Principles and Processes of Isolation of Elements · Not in the 2026 syllabus14 Q
Hydrogen · Not in the 2026 syllabus14 Q
Polymers · Not in the 2026 syllabus13 Q
Chemistry in Everyday Life · Not in the 2026 syllabus10 Q
The Solid State · Not in the 2026 syllabus10 Q
States of Matter · Not in the 2026 syllabus8 Q
Practical Chemistry (Qualitative Analysis) · 0.1 a shift6 Q

Questions a shift, by year

Questions in the analysed shifts of each year, divided by the shifts analysed.

Difficulty

Easy 416Medium 654Hard 85

Format

Single correct470 Q
Numerical value305 Q
Other103 Q
Diagram based95 Q
Two statements86 Q
Match the list75 Q
Assertion–reason21 Q

What the questions ask you to do

Recall254 Q
Calculation233 Q
Multi-step229 Q
Conceptual218 Q
Application183 Q
Data or graph26 Q
Diagram reading12 Q

Change since 2024

Which chapters moved

Questions a shift in 2024–26 against 2017–23, for chapters in the 2026 syllabus. Small shifts in a chapter that gets one or two questions are noise.

Asked more since 2024

Organic Chemistry: Some Basic Principles and Techniques1.4 → 2.3 (+1.0)
The d- and f-Block Elements0.9 → 1.6 (+0.6)
Coordination Compounds1.4 → 1.9 (+0.5)
Chemical Bonding and Molecular Structure0.8 → 1.2 (+0.4)
Chemical Kinetics0.8 → 1.2 (+0.4)
Amines0.9 → 1.3 (+0.4)

Asked less since 2024

The p-Block Elements1.4 → 1.2 (-0.2)
Haloalkanes and Haloarenes1.6 → 1.4 (-0.1)
Aldehydes, Ketones and Carboxylic Acids1.4 → 1.4 (-0.1)
Practical Chemistry (Qualitative Analysis)0.1 → 0.1 (-0.0)

Not in NTA's 2026 syllabus: The s-Block Elements, Surface Chemistry, Environmental Chemistry, General Principles and Processes of Isolation of Elements, Hydrogen, Polymers, Chemistry in Everyday Life, The Solid State, States of Matter. Their questions here come from older shifts.

Inside the chapters

Chemistry chapters, by questions

Which chapters moved

Topics and ideas asked most