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chemistry
Class 9CBSE4 chapters · Tap a chapter to open notes and topics.
1
Matter in Our Surroundings
States of matter, evaporation and properties of matter.
5 topics
2
Is Matter Around Us Pure?
Mixtures, solutions, suspensions and separation techniques.
4 topics
3
Atoms and Molecules
Laws of chemical combination, atomic mass and mole concept.
4 topics
4
Structure of the Atom
Atomic models, electrons, protons, isotopes and isobars.
5 topics