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Matter in Our Surroundings - Change in States of Matter
Lesson 3 of 13 • 43 upvotes • 13:48mins
Shashank Rajak
This lesson deals with the different process by which a matter can change its state e.g. melting, boiling, sublimation etc. It also deals with the process of evaporation and various factors affecting evaporation.
NCERT Chemistry Class 9 Summary
13 lessons • 2h 19m
1
Course Overview
1:31mins
2
Matter in Our Surroundings - Definition, Properties and States of Matter
13:47mins
3
Matter in Our Surroundings - Change in States of Matter
13:48mins
4
Is Matter Around Us Pure? - Classification of Matter and Mixtures
14:04mins
5
Is Matter Around Us Pure - Suspension, Colloid, Elements and Compounds
10:51mins
6
Separation of Components of Mixture - Centrifugation, Sublimation and Immiscible Liquids
9:33mins
7
Separation of Components of Mixture - Chromatography, Distillation, Crystallization
10:46mins
8
Atoms and Molecules - Laws of Chemical Combination and Dalton's Atomic Theory
10:15mins
9
Atoms and Molecules - Definition, Symbols of Atoms and Atomic Mass
11:36mins
10
Atoms and Molecules - Chemical Formula, Molecular Mass and Mole Concept
12:43mins
11
Structure of the Atom - Electrons, Protons and Thomson's Model of Atom
8:10mins
12
Structure of the Atom - Rutherford's Model and Bohr's Model of Atom, Neutrons
9:06mins
13
Structure of the Atom - Electronic Configuration, Valency, Isotopes and Isobars
13:16mins
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