Completed
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Lesson 1 - Element & compound
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Lesson 2 -Metal & non-metal
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Lesson 3 - exercises
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Lesson 4 - Experimentation
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Lession 1 - Structure of atom
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Lession 2 - Molecule
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Lession 3 - Ion (3 sessions)
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Lesson 4 - Symbols & Formulas, chemistry language
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Lesson 5 - Periodic classification of elements
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Lesson 6 - Chemical bond, introduction
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Lesson 7 - Covalent bond
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Lesson 8 - Ionic bond
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Lesson 9 - Experimentation
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Lesson 10 - exercises
2.2 diatomic molecules.mp4
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