Overview

Chemistry in UPSC focuses on applied concepts — properties of elements, chemical reactions in daily life, industrial chemistry, polymers, and environmental chemistry. Questions test awareness of materials, processes, and their applications rather than reaction mechanisms.


Chapters

#ChapterKey Topics
1Atomic Structure, Periodic Table & Chemical BondingAtoms, isotopes, periodic trends, ionic/covalent bonds, radioactivity
2Acids, Bases, Salts & Everyday ChemistrypH scale, indicators, common salts, soaps & detergents, food chemistry
3Metals, Non-Metals & AlloysMetallurgy, corrosion, important alloys (steel, bronze, brass), rare earth elements
4Organic Chemistry, Polymers & Environmental ChemistryHydrocarbons, polymers (plastics, rubber), biodegradable materials, ozone, greenhouse gases
5Environmental Chemistry & FertilizersChemical pollutants, pesticides, fertilizers (NPK), green chemistry, water treatment, soil chemistry
6Industrial Chemistry & MaterialsCement, glass, ceramics, fuels, petrochemicals, nanomaterials, advanced materials
7Biochemistry & Food ChemistryCarbohydrates, proteins, vitamins, enzymes, food preservation, food adulteration
8Solutions, Colloids & Everyday ScienceMixtures, emulsions, household chemistry, daily life applications, cleaning agents
9Electrochemistry & BatteriesElectrolysis, galvanic cells, corrosion, modern batteries, fuel cells, lithium-ion technology
10Drugs, Dyes, Soaps & Common ChemicalsAnalgesics, antibiotics, antiseptics, synthetic dyes, soap & detergent chemistry, common household chemicals, everyday chemistry
11Everyday Chemistry, Materials & Industrial ProcessesSaponification, polymers, Haber-Bosch/Contact process, cement/glass types, nano urea (IFFCO), Stockholm Convention (POPs), 12 Principles of Green Chemistry, FSSAI food chemistry, nanomaterials