CLASS 9 – CHEMISTRY : Chapter 3 (Atoms & Molecules) Handwritten Notes PDF

Topper’s Notes – Class 9

Chemistry : Chapter 3 (ATOMA & MOLECULES)

Topics Included : Definition and Symbols Of Atoms , Atomic Mass , Ion , Valency , Molecule , Compounds , Rules of Writing A Formulae , Molecular Mass , Formula Atomic Mass , Mole Concept , Dalton’s Atomic Theory .

Laws of Chemical Combination – 1) Law of Conservation of Mass  2) Law of Constant Proportions.

CLASS 9 – CHEMISTRY : Chapter 3 (Atoms & Molecules) Handwritten Notes PDF