Chapter 5 • Class 11 Chemistry
States of Matter
Class 11 Chemistry States of Matter: gas laws, ideal gas equation PV=nRT, kinetic theory, molecular speeds, real gases, van der Waals equation and liquids.
Study by topic — one focused page each
1
Gas Laws & Ideal Gas Equation
Matter exists in three familiar physical states — solid, liquid and gas — and the same substance can move between them by changing temperature or pres…
Start this topic → 2Kinetic Theory & Molecular Speeds
The gas laws are experimental facts. The kinetic molecular theory of gases explains why they hold by modelling a gas as a vast crowd of tiny molecules…
Start this topic → 3Real Gases & Liquid State
The ideal gas equation works beautifully at low pressure and high temperature , but every real gas deviates from it under other conditions. The reason…
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