Chemistry in Everyday Life
Class 12 Chemistry in Everyday Life — drug-target interaction, enzymes and receptors as targets, agonists and antagonists, classification of drugs, therapeutic index, antacids and H2 antihistamines; tranquilizers, analgesics, antibiotics, antiseptics versus disinfectants, antifertility drugs; sweeteners, preservatives, antioxidants, soaps and synthetic detergents with micelle action, fully solved with NCERT examples.
Study by topic — one focused page each
Drugs & Their Classification
A drug is a chemical of low molecular mass (about 100 500 u) that interacts with a biological target (a macromolecule) and produces a response. When a…
Start this topic → 2Therapeutic Agents
Once we know how drugs act on enzymes and receptors, the next step is the families of drugs that treat illness directly: drugs that act on the nervous…
Start this topic → 3Food & Cleansing Agents
Chemistry also shapes what we eat and how we clean. This topic covers the chemicals added to food and the agents that remove dirt and grease. Chemical…
Start this topic →Chapter-wide tests
Online Test
20 MCQ • 15 min
IMO / Olympiad Practice
Olympiad level • 15 min
📝 Full Chapter Test (Download & Print)
40 marks • 90 min • with answer key