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Is Matter Around Us Pure? - Classification of Matter and Mixtures (in Hindi)
Lesson 4 of 13 • 70 upvotes • 13:58mins
Shashank Rajak
This is the first part of lessons on "Is matter around us pure". This lesson talks about the notion of pure matter, classification of matter, mixtures and it's classification, solution and it's properties, alloys and it also explain to calculate the concentration of a solution.
(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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