Atoms and Molecules
Science Solutions from Chapter -1 - Atoms and Molecules
This chapter covers topics such as Laws of Chemical Combination, Atom, Molecular Mass and Mole Concept, Ions, Molecule and Writing of Chemical Formulae.
Practice Other Topics from Atoms and Molecules
This topic covers concepts such as Ancient Ideas of Atom, Existence of Atoms, Model by Ancient Indian Philosophers, Model by Ancient Greek Philosophers, Laws of Chemical Combination, Law of Conservation of Mass, Law of Constant Proportions, etc.

This topic covers concepts such as Size of Atom, Significance of Atoms, Atom, Naming of Elements, Symbols for Elements Proposed by Dalton, IUPAC Name and Symbols of Some Elements, Symbols for few Important Elements, Atoms and Molecules, etc.

This topic covers concepts such as Molecules of Elements, Molecules of Noble Gases, Molecules of Non-Metals, Atomicity, Molecules of Compounds, Molecule of Ammonia, Molecule of Carbon Dioxide, Ratio by Mass in Compounds, and Molecule.

This topic covers concepts such as Naming of Common Ions, Symbols Used for Common Ions, Ionic Compounds, Ions, Cation and Anion.

This topic covers concepts, such as, Chemical Formulae of Compounds, Valency of Element, Writing Chemical Formula of Sodium Carbonate & Valency Used for Some Common Ions etc.

This topic covers concepts such as Molecular Mass, etc.
