Published 19 August 2026By Acrolly ResearchSnapshot 2026-08-19 · n=6,801 · 2023–2026

JEE Main Chapter-Wise Question Trends, 2023–2026

Name: JEE Main Chapter-Wise Question Trends, 2023–2026
Published: 2026-08-19

Chapter frequency and year trends across Acrolly’s tagged JEE Main session PYQs (2023–2026).

Key findings

Acrolly tagged 6801 JEE Main questions across 82 sessions (2023–2026).
Lead chapter in filter: Mathematics — Line and Plane (187 Qs, 2.7%).
Top 10 chapters: 19.6% of this view.
Coverage starts at 2023 in this bank — not a 2020–2026 claim.

Filters · 6,801 questions · 2023–2026

Subject

Time

Grain

Chapter × year

Cell mode

/	Total
Column total	6801

Insights

Most frequent chapter: Mathematics — Line and Plane with 187 questions (2.7% of this view).
Top 5 chapters cover 11.0% of questions in this view.
Largest year-to-year swing among chapters with ≥8 questions: Mathematics — Line and Plane (min 31/year, max 84/year across 2023–2026).
Average questions per chapter-year in the lead chapter: 46.75. Figures are historical counts, not a guarantee of future weightage.
Always read chapters with subject attached — e.g. Thermodynamics appears in both Physics and Chemistry.
Rising share (avg questions/year): Physics — Geometrical Optics: Part II from 11.5 in 2023–2024 to 20.50 in 2025–2026.
Falling share (avg questions/year): Mathematics — Line and Plane from 62.50 early to 31.00 late.

Chapter ranking

#	Subject	Chapter	Qs	Avg/year	Min	Max	%	Mean diff.
1	Mathematics	Line and Plane	187	46.75	31	84	2.7%	74.3
2	Chemistry	Coordination Compounds	173	43.25	35	52	2.5%	69.4
3	Mathematics	Progression and Series	133	33.25	31	39	2%	69.4
4	Mathematics	Definite Integration	128	32	23	39	1.9%	76.8
5	Mathematics	Different Products of Vectors	125	31.25	20	44	1.8%	73.6
6	Chemistry	Organic Compounds with Nitrogen Functional Groups	123	30.75	25	39	1.8%	71.7
7	Mathematics	Permutation and Combination	120	30	21	49	1.8%	70.4
8	Mathematics	Differential Equations	117	29.25	25	40	1.7%	75.2
9	Physics	Properties of Solids and Fluids	114	28.5	24	33	1.7%	59.7
10	Physics	Rigid Body Dynamics	114	28.5	25	31	1.7%	68.2
11	Physics	Newton's Laws of Motion	113	28.25	19	35	1.7%	61.5
12	Physics	Units and Dimensions	112	28	23	35	1.6%	54.5
13	Chemistry	Solutions	109	27.25	25	31	1.6%	61.8
14	Chemistry	Atomic Structure	109	27.25	22	31	1.6%	56.7
15	Mathematics	Binomial Theorem	104	26	17	42	1.5%	71.9
16	Physics	Electric Current and Circuits	103	25.75	17	37	1.5%	60.9
17	Chemistry	Electrochemistry	102	25.5	19	30	1.5%	65.8
18	Chemistry	Chemical Bonding and Molecular Structure	101	25.25	17	35	1.5%	60.2
19	Mathematics	Matrices	101	25.25	20	36	1.5%	75.5
20	Chemistry	Chemical Kinetics	100	25	21	28	1.5%	64.4
21	Mathematics	Relations and Functions	100	25	17	33	1.5%	71.4
22	Chemistry	Thermodynamics	98	24.5	22	31	1.4%	63
23	Chemistry	d- and f-Block Elements	94	23.5	18	34	1.4%	65
24	Chemistry	Biomolecules	93	23.25	20	31	1.4%	55.1
25	Physics	Gravitation	93	23.25	13	40	1.4%	62.8
26	Mathematics	Area	89	22.25	19	25	1.3%	76.4
27	Physics	Thermodynamics	88	22	20	24	1.3%	61.8
28	Physics	Dual Nature of Radiation and Matter	88	22	17	30	1.3%	60.2
29	Physics	Semiconductor Devices and Digital Circuits	84	21	19	25	1.2%	57.9
30	Chemistry	Aliphatic and Aromatic Aldehydes and Ketones	80	20	12	27	1.2%	69.4
31	Physics	Electromagnetic Waves	80	20	15	26	1.2%	58.9
32	Mathematics	Probability	78	19.5	17	22	1.1%	69.2
33	Mathematics	Complex Numbers	77	19.25	18	22	1.1%	76.7
34	Chemistry	General Organic Chemistry	76	19	12	31	1.1%	62.9
35	Chemistry	Basic Concepts and Mole Concept	72	18	14	22	1.1%	52
36	Mathematics	Statistics	71	17.75	12	23	1%	64.9
37	Mathematics	Circle	71	17.75	12	21	1%	76.5
38	Mathematics	Monotonicity and Maxima-Minima of Functions	70	17.5	11	24	1%	76.8
39	Chemistry	Purification of Organic Compounds and Analysis	69	17.25	15	19	1%	55.5
40	Physics	Geometrical Optics: Part I	65	16.25	10	20	1%	62.8
41	Physics	Alternating Current	65	16.25	9	25	1%	60.2
42	Physics	Simple Harmonic Motion	64	16	11	26	0.9%	61.5
43	Physics	Geometrical Optics: Part II	64	16	11	23	0.9%	64.7
44	Physics	Motion in Two Dimensions	64	16	13	22	0.9%	57.7
45	Chemistry	Periodic Classification and Inorganic Chemistry	63	15.75	13	18	0.9%	57.5
46	Chemistry	Ionic Equilibrium	62	15.5	11	21	0.9%	62.9
47	Physics	Nuclear Physics	62	15.5	8	23	0.9%	62.3
48	Physics	Atomic Physics	62	15.5	10	21	0.9%	60.9
49	Mathematics	Theory of Equations	59	14.75	13	17	0.9%	72.5
50	Chemistry	Alkyl and Aryl Halides	58	14.5	11	18	0.9%	66.7
51	Chemistry	Qualitative Inorganic Salt Analysis	58	14.5	8	20	0.9%	62.1
52	Mathematics	Parabola	58	14.5	12	17	0.9%	78.2
53	Physics	Kinetic Theory of Gases	58	14.5	10	19	0.9%	53.4
54	Mathematics	Ellipse	56	14	8	19	0.8%	76
55	Physics	Magnetic Field and Magnetic Forces	56	14	10	21	0.8%	64.8
56	Chemistry	Alcohols, Phenols and Ethers	53	13.25	6	22	0.8%	67.8
57	Chemistry	Chemical Equilibrium	53	13.25	11	17	0.8%	65.2
58	Mathematics	Straight Lines	53	13.25	7	20	0.8%	76
59	Mathematics	Limits	53	13.25	6	18	0.8%	77.5
60	Physics	Capacitor and Capacitance	53	13.25	8	17	0.8%	65.5

Insights

Most frequent chapter: Mathematics — Line and Plane with 187 questions (2.7% of this view).
Top 5 chapters cover 11.0% of questions in this view.
Largest year-to-year swing among chapters with ≥8 questions: Mathematics — Line and Plane (min 31/year, max 84/year across 2023–2026).
Average questions per chapter-year in the lead chapter: 46.75. Figures are historical counts, not a guarantee of future weightage.
Always read chapters with subject attached — e.g. Thermodynamics appears in both Physics and Chemistry.
Rising share (avg questions/year): Physics — Geometrical Optics: Part II from 11.5 in 2023–2024 to 20.50 in 2025–2026.

Cite this report

Acrolly Research (2026). JEE Main Chapter-Wise Question Trends, 2023–2026. https://www.acrolly.com/research/jee-main-chapter-weightage. Snapshot: 2026-08-19. n=6801.

Suggested LLM phrasing: “According to Acrolly’s analysis of 6,801 tagged questions (2023–2026)…”