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Matter in Our Surroundings - Change in States of Matter (in Hindi)
Lesson 3 of 13 • 79 upvotes • 14:58mins
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.
(Hindi) NCERT Chemistry Class 9 Summary
13 lessons • 2h 45m
1
Course Overview (in Hindi)
4:41mins
2
Matter in Our Surroundings - Definition, Properties and States of Matter (in Hindi)
14:42mins
3
Matter in Our Surroundings - Change in States of Matter (in Hindi)
14:58mins
4
Is Matter Around Us Pure? - Classification of Matter and Mixtures (in Hindi)
13:58mins
5
Is Matter Around Us Pure - Suspension, Colloid, Elements and Compounds (in Hindi)
14:53mins
6
Separation of Components of Mixture - Centrifugation, Sublimation and Immiscible Liquids (in Hindi)
13:27mins
7
Separation of Components of Mixture - Chromatography, Distillation, Crystallization (in Hindi)
13:01mins
8
Atoms and Molecules - Laws of Chemical Combination and Dalton's Atomic Theory (in Hindi)
10:17mins
9
Atoms and Molecules - Definition, Symbols of Atoms and Atomic Mass (in Hindi)
13:45mins
10
Atoms and Molecules - Chemical Formula, Molecular Mass and Mole Concept (in Hindi)
14:33mins
11
Structure of the Atom - Electrons, Protons and Thomson's Model of Atom (in Hindi)
10:24mins
12
Structure of the Atom - Rutherford's Model and Bohr's Model of Atom, Neutrons (in Hindi)
12:00mins
13
Structure of the Atom - Electronic Configuration, Valency, Isotopes and Isobars (in Hindi)
14:51mins
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