A great video lecture conducted by experienced chemistry teacher on 9th class chemistry chapter 1 topic basic definitions. Get full understanding or ask any questions.
Chemistry Chapter 1 Topics
- Introduction
- 1.1 Branches of Chemistry
- 1.2 Basic Definitions
- 1.2.1 Atomic Number and Mass Number
- 1.2.1.2 Compound Chemistry
- 1.2.3 Relative Atomic Mass
- 1.2.4 Chemical Formula
- 1.2.4.2 Molecular Formula
- 1.2.5 Molecular Mass
- 1.2.5.1 Formula Mass
- 1.3 Chemical Species
- 13.2 Types of Molecules
- 1.4 Gram Atomic Mass
- 1.5 Avogadro's Number
- 1.6 Chemical Calculations
- Exercise
