Questions
15
across 8 papers
Share of subject
3.8%
of 398 Chemistry Qs
Weightage rank
#12
of 31 chapters
Difficulty
2 easy · 6 medium · 7 hard
Electrochemistry contributed 15 of the 398 NEET Chemistry questions between 2020 and 2026 (Re-NEET 2026 included). That is 3.8% of the subject and makes it the #12 chapter out of 31 by weightage — roughly 1.9 questions per paper, peaking at 3 in NEET 2022.
Of the 15 questions tagged for difficulty, 13% were easy, 40% medium and 47% hard — a chapter that tends to bring the tougher questions.
Its weight has stayed fairly steady: 1.7 questions per paper across NEET 2025, NEET 2026 and Re-NEET 2026, against 2.3 in 2020–2022.
The single most-tested topic is Quantitative Aspects of Electrolysis and Faraday's Laws (Faraday's First Law… — 4 questions across 3 papers.
9 topics tagged under Electrochemistry. 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Quantitative Aspects of Electrolysis and Faraday's Laws (Faraday's First Law of Electrolysis) | 1 | – | – | – | 2 | – | 1 | – | 4 | – | 2 | 2 |
| Electrolysis (Mechanism and Product of Electrolysis) | 1 | – | 1 | – | – | – | – | – | 2 | 1 | – | 1 |
| Kohlrausch's Law | – | 1 | – | – | – | – | – | 1 | 2 | – | – | 2 |
| Nernst Equation | – | – | 1 | – | – | – | 1 | – | 2 | – | 2 | – |
| Determination of Cell Constant | – | – | – | 1 | – | – | – | – | 1 | 1 | – | – |
| Electrochemical Cell (Electrode Potential and Emf of Cell) | – | – | – | – | – | – | – | 1 | 1 | – | 1 | – |
| Electrochemical Series (Electrochemical Series and Applications) | – | – | 1 | – | – | – | – | – | 1 | – | – | 1 |
| Measurement of Conductance and Conductivity of Ionic Solutions | – | 1 | – | – | – | – | – | – | 1 | – | – | 1 |
| Molar Conductivity | – | – | – | – | – | 1 | – | – | 1 | – | 1 | – |
In the NEET papers from 2020 to 2026 (including Re-NEET 2026), 15 Chemistry questions came from Electrochemistry — 3.8% of the subject, or about 1.9 per paper.
By past weightage it ranks #12 of 31 Chemistry chapters, so it is an above-average-weightage Chemistry chapter, with 15 questions over 2020–2026.
The most-tested topics are Quantitative Aspects of Electrolysis and Faraday's Laws (Faraday's First Law… (4), Electrolysis (Mechanism and Product of Electrolysis) (2) and Kohlrausch's Law (2). The topic table above lists every topic with its count in each paper.
Of the 15 difficulty-tagged questions, 13% were easy, 40% medium and 47% hard.
Quantitative Aspects of Electrolysis and Faraday's Laws (Faraday's First Law…, Kohlrausch's Law, Nernst Equation and Electrochemical Cell (Electrode Potential and Emf of Cell) were asked in the 2026 papers.
Edurack has chapter-wise NEET previous-year questions for Electrochemistry. 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.