Questions
19
across 8 papers
Share of subject
4.8%
of 398 Chemistry Qs
Weightage rank
#7
of 31 chapters
Difficulty
7 easy · 7 medium · 5 hard
Chemical Kinetics contributed 19 of the 398 NEET Chemistry questions between 2020 and 2026 (Re-NEET 2026 included). That is 4.8% of the subject and makes it the #7 chapter out of 31 by weightage — roughly 2.4 questions per paper, peaking at 3 in NEET 2024.
Of the 19 questions tagged for difficulty, 37% were easy, 37% medium and 26% hard — a chapter that tends to bring the tougher questions.
It has been asked more often lately: 2.7 questions per paper across NEET 2025, NEET 2026 and Re-NEET 2026, against 2 in 2020–2022.
The single most-tested topic is Activation Energy — 2 questions across 2 papers.
16 topics tagged under Chemical Kinetics. Numbers show how many questions each topic had in each paper; E / M / H are the easy, medium and hard counts.
| Topic | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 | Re | Total | E | M | H |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Activation Energy | – | – | – | 1 | 1 | – | – | – | 2 | 1 | 1 | – |
| Collision Theory of Chemical Reactions | – | – | – | – | – | – | 1 | 1 | 2 | 1 | 1 | – |
| Integrated Rate Equations (Zero Order Reaction) | – | – | – | – | – | – | 1 | 1 | 2 | 1 | 1 | – |
| Activated Complex Theory | 1 | – | – | – | – | – | – | – | 1 | 1 | – | – |
| Applications of Radioactivity (In Industries) | – | 1 | – | – | – | – | – | – | 1 | 1 | – | – |
| Experimental Determination of Order of Reaction (Initial Rate Method) | – | – | – | 1 | – | – | – | – | 1 | – | – | 1 |
| Integrated Rate Equations (First Order Reaction) | – | – | – | – | – | 1 | – | – | 1 | – | 1 | – |
| Integrated Rate Equations (Half Life Peruiod of Reaction) | – | – | – | – | – | 1 | – | – | 1 | – | 1 | – |
| Integrated Rate Equations (Nth Order of Reaction) | – | – | 1 | – | – | – | – | – | 1 | – | – | 1 |
| Numericals on Some Important First Order Reactions | 1 | – | – | – | – | – | – | – | 1 | – | – | 1 |
| Order and Molecularity of Reaction | – | – | – | – | – | – | 1 | – | 1 | 1 | – | – |
| Potential Energy Curve (Endothermic and Exothermic Reactions) | – | – | – | – | – | 1 | – | – | 1 | – | 1 | – |
| Rate constant | – | – | 1 | – | – | – | – | – | 1 | – | 1 | – |
| Rate constant (Characteristics of Rate Constant) | – | – | – | – | 1 | – | – | – | 1 | 1 | – | – |
| Ratio of Two Rate Constant at Two Different Temperatures | – | – | – | – | 1 | – | – | – | 1 | – | – | 1 |
| Temperature Dependence of the Rate of Reaction (Arrhenius Equation) | – | 1 | – | – | – | – | – | – | 1 | – | – | 1 |
No topic has appeared in three or more different papers.
In the NEET papers from 2020 to 2026 (including Re-NEET 2026), 19 Chemistry questions came from Chemical Kinetics — 4.8% of the subject, or about 2.4 per paper.
By past weightage it ranks #7 of 31 Chemistry chapters, so it is an above-average-weightage Chemistry chapter, with 19 questions over 2020–2026.
The most-tested topics are Activation Energy (2), Collision Theory of Chemical Reactions (2) and Integrated Rate Equations (Zero Order Reaction) (2). The topic table above lists every topic with its count in each paper.
Of the 19 difficulty-tagged questions, 37% were easy, 37% medium and 26% hard.
Collision Theory of Chemical Reactions, Integrated Rate Equations (Zero Order Reaction) and Order and Molecularity of Reaction were asked in the 2026 papers.
Edurack has chapter-wise NEET previous-year questions for Chemical Kinetics. Use the practice button on this page to open the set, attempt questions and check your answers.
Counts come from Edurack's tagged set of NEET papers 2020–2026 (including Re-NEET 2026), mapped to NCERT chapters and topics. Use them as a trend guide — past frequency doesn't guarantee what a future paper will ask.