NEET Chemistry Environmental Chemistry PYQ Analysis 2020–2026: Topic-wise Trends & Practice
Environmental Chemistry (NEET Chemistry): 3 questions in 2020–2026, 0.8% of the subject. Topic-wise trends, difficulty split, repeated topics and PYQ practice.
Edurack Team
October 13, 2026
Environmental Chemistry gave 3 of the 398 NEET Chemistry questions asked between 2020 and 2026 (Re-NEET 2026 included). That is 0.8% of the subject and the #30 chapter out of 31 by weightage, about 0.4 questions per paper. It peaked at 1 in NEET 2020.
Of the 3 questions tagged for difficulty, 67% were easy, 33% medium and 0% hard, so this is a chapter where NCERT-level preparation pays off directly.
No question came from this chapter in the last four papers (NEET 2024 onward), although the earlier papers asked 3.
Year-wise questions from Environmental Chemistry
| Paper | Questions |
|---|---|
| NEET 2020 | 1 |
| NEET 2021 | 1 |
| NEET 2022 | 1 |
| NEET 2023 | 0 |
| NEET 2024 | 0 |
| NEET 2025 | 0 |
| NEET 2026 | 0 |
| Re-NEET 2026 | 0 |
Difficulty split
| Level | Questions | Share |
|---|---|---|
| Easy | 2 | 67% |
| Medium | 1 | 33% |
| Hard | 0 | 0% |
Topic-wise analysis
Every topic tagged under Environmental Chemistry, most-asked first. "Papers" is the number of the 8 papers in which the topic appeared.
| Topic | Total Qs | Easy | Medium | Hard | Papers | Asked in |
|---|---|---|---|---|---|---|
| Environmental Pollution (Pollutants and Contaminant) | 1 | 1 | 0 | 0 | 1 | 2022 |
| Gaseous Air Pollutants (Oxides of Sulphur) | 1 | 0 | 1 | 0 | 1 | 2021 |
| Green House Effect | 1 | 1 | 0 | 0 | 1 | 2020 |
Which topics matter most
Most-tested topics
- Environmental Pollution (Pollutants and Contaminant): 1 Q
- Gaseous Air Pollutants (Oxides of Sulphur): 1 Q
- Green House Effect: 1 Q
How to use this data
- No single topic dominates here. The 3 topics are spread widely, with 3 asked only once, so cover the whole NCERT chapter rather than a short list.
- 67% of tagged questions were easy, so NCERT lines, definitions and standard examples are worth locking in first.
- Then attempt the chapter's past questions under a timer and note which topics cost you marks.
Practise Environmental Chemistry PYQs
Solve every Environmental Chemistry question from 2020–2026 with solutions on Edurack:
- Practise Environmental Chemistry PYQs
- See the full Environmental Chemistry blueprint page
- NEET Chemistry PYQ analysis: all chapters
Related chapters
- Chemistry in Everyday Life: #29 in Chemistry, 3 questions
- Principles of Qualitative Analysis: #31 in Chemistry, 3 questions
Frequently Asked Questions
How many questions came from Environmental Chemistry in NEET 2020–2026?
Environmental Chemistry contributed 3 NEET Chemistry questions across the 8 papers from 2020–2026, which is 0.8% of the subject.
Which topics of Environmental Chemistry are asked most often?
The most-tested topics are Environmental Pollution (Pollutants and Contaminant): 1 Q, Gaseous Air Pollutants (Oxides of Sulphur): 1 Q and Green House Effect: 1 Q.
Is Environmental Chemistry easy or difficult in NEET?
Of 3 difficulty-tagged questions, 67% were easy, 33% medium and 0% hard.
Was Environmental Chemistry asked in NEET 2026?
No question from this chapter was tagged in NEET 2026 or Re-NEET 2026.