Please Login To Continue
Atoms and Molecules - Chemical Formula, Molecular Mass and Mole Concept (in Hindi)
Lesson 10 of 13 • 71 upvotes • 14:33mins
Shashank Rajak
This is the third and last part of the lessons on Atoms and Molecules. After watching this lesson the learners would be able to write chemical formula of any chemical compound, calculate the molecular mass and formula unit mass. This lesson also throws light on the basic introduction to the Mole Concept.
(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
Crack CBSE Class 9 with Unacademy
Get subscription and access unlimited live and recorded courses from India's best educators
Structured syllabus
Daily live classes
Ask doubts
