Indian Forest Service (Mains)
Chemistry optional
- 2 papers
- 200 marks each
- 3 h per paper
Paper II covers organic chemistry and spectroscopy.
Paper II, organic chemistry and spectroscopy
Questions by topic
Every part of the 2021 to 2025 papers filed under its syllabus unit: 252 parts and 1600 marks in all. Open a unit to see all its questions, newest first, each on its own page.
- 1 Delocalised covalent bonding11 parts55 marks
- 2 (a) Reaction mechanisms7 parts40 marks
- 2 (b) Reactive intermediates14 parts75 marks
- 2 (c) Substitution reactions21 parts130 marks
- 2 (d) Elimination reactions10 parts60 marks
- 2 (e) Addition reactions9 parts50 marks
- 2 (f) Rearrangements17 parts135 marks
- 3 Pericyclic reactions16 parts105 marks
- 4 Chemistry and mechanism of reactions26 parts190 marks
- 5 (a) Physical chemistry of polymers7 parts40 marks
- 5 (b) Preparation and properties of polymers11 parts75 marks
- 5 (c) Biopolymers11 parts55 marks
- 6 Synthetic uses of reagents16 parts100 marks
- 7 Photochemistry18 parts105 marks
- 8 Principles of spectroscopy and applications in structure elucidation58 parts385 marks
Each part is filed under the one unit it mainly tests. Where a part touches two units, the section it was set in and the wording of the syllabus decide.