JEE Main 2026 Session 1 Chemistry Top 10 Chapters to Score 70+ Marks

Sohini Bhattacharya

Published On:

Some of the important chapters in JEE Main 2026 Session 1 Chemistry to score 70+ marks are Chemical Kinetics, P Block, Biomolecules, Structure of Atom, etc. These chapters are divided into Organic, Inorganic and Physical Chemistry sections.
EE Main 2026 Session 1 Chemistry Top 10 Chapters to Score 70+ Marks

The top 10 chapters in JEE Main 2026 Session 1 Chemistry to score 70+ marks include coordination chemistry, hydrocarbons, chemical kinetics, and others. These topics are categorised under the three sections of Chemistry, namely, Organic, Inorganic, and Physical. Students are required to study the important chapters from each section of Chemistry to secure a score of 70+ marks in the JEE Main 2026 Session 1 exam. The weightage of these topics is usually determined by the number of questions asked in the entrance test and the value of each chapter. In order to score 70+ marks in the test, students will have to answer about 18 to 20 out of 30 questions correctly. A detailed breakdown of each topic in all three sections of Chemistry is provided in this article for your reference.

List of Top 10 JEE Main 2026 Session 1 Chemistry Chapters for 70+ Score

The list of important topics for JEE Main 2026 Session 1 Chemistry is mentioned here for Inorganic, Organic, and Physical Chemistry:

Inorganic Chemistry

The important topics, along with the number of expected questions, are provided here in detail:

Subjects

Expected Number of Questions

Coordination Chemistry

42

Periodic Properties

20

Chemical Bonding

30

P Block

8+10

D and F Block

25

Qualitative Analysis

8

Organic Chemistry

The topics that hold the maximum importance in Organic Chemistry are mentioned here:

Subjects

Expected Number of Questions

General Organic Chemistry

40

Hydrocarbons

20

Haloalkanes Haloarenes

25

Alcohol Phenol Ethers

15

Aldehydes, Ketones, Carboxylic Acids

15

Amines

20

Biomolecules

22

Physical Chemistry

Students may refer to the following topics in Physical Chemistry to understand their weightage in the upcoming exam:

Subjects

Expected Number of Questions

Mole Concept

22

Structure of Atom

25

Thermodynamics and Thermochemistry

25

Chemical and Ionic Equilibrium

10+15

Redox Reactions and Electrochemistry

24

Dilute Solution

30

Chemical Kinetics

25

Also Read: Expected JEE Main 2026 Session 1 Safe Score; How many marks required for 99 percentile

Previous Years’ Top 10 JEE Main 2026 Session 1 Chemistry Topics

The previous years’ section-wise important chapters in Inorganic, Organic and Physical Chemistry are provided here for students to analyse. These chapters hold the maximum weightage in the JEE Main exam held every year.

Inorganic Chemistry

The year-wise analysis of the important topics in Inorganic Chemistry for the entrance test is mentioned below:

Subjects

2025

2024

2023

Coordination Chemistry

40

41

53

Periodic Properties

22

24

15

Chemical Binding

22

48

35

P Block

4+9

11+11

12+27

D and F Block

25

45

26

Qualitative Analysis

5

16

4

Organic Chemistry

The number of questions asked in the Organic Chemistry section usually varies every year. The General Organic Chemistry chapter holds the maximum weightage out of all the mentioned topics.

Subjects

2025

2024

2023

General Organic Chemistry

43

85

41

Hydrocarbons

24

28

22

Haloalkanes Haloarenes

15

22

20

Alcohol Phenol Ethers

14

22

25

Aldehydes, Ketones, Carboxylic Acids

14

20

20

Amines

19

22

25

Biomolecules

22

22

21

Physical Chemistry

The weightage of each topic in the Physical Chemistry section has been mentioned here with reference to the number of questions asked each year. The following will allow students to get an idea of the number of expected questions in the upcoming JEE Main session 1 exam.

Subjects

2025

2024

2023

Mole Concept

25

17

20

Structure of Atom

23

28

29

Thermodynamics and Thermochemistry

25

23

30

Chemical and Ionic Equilibrium

10+15

10+9

11+16

Redox Reactions and Electrochemistry

6+24

44

38

Dilute Solution

23

24

31

Chemical Kinetics

25

19

25

So, the top 10 chapters in JEE Main 2026 Session 1 Chemistry are combined from all three sections of Inorganic, Organic and Physical. By analysing these topics, students can amp up their preparation process and secure their chances of scoring 70+ marks in the upcoming entrance test.

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