SSS 1 CHEMISTRY PART 1

What Will You Learn?

• Introduction to Chemistry & and Laboratory Apparatus
• Branches of chemistry Advantages & disadvantages of chemistry
• Careers in chemistry
• Scientific method
• Definition of laboratory
• Identification & Uses of laboratory apparatus
• Safety devices in the laboratory
• The Nature of Matter
• States of matter
• Physical & chemical changes
• Elements, Compounds & Mixtures
• Definition of elements
• Classes/Types of elements & examples
• First 20 elements on the Periodic Table
• Definition of compounds & examples
• Definition of mixtures & examples
• Homogenous & heterogenous mixtures
• Differences between compounds
• Separation Techniques
• Properties of mixtures that determine the suitable separation techniques
• Types of separation techniques
• Applications of separation techniques
• Elementary Particles of Matter
• Atoms: Definition of atoms, Discovery of atoms
• Constituents of atoms
• Structure of atoms
• Daltons atomic theory
• Arrangement of electrons in the KLMN shells.
• Molecules, Ions, Valency, Classification of valency, Radicals
• Elementary Particles of Matter (2): Isotopy and Isotopes, Relative atomic mass, Relative molecular mass, Molar mass, Percentage composition of elements, Number of protons, neutrons and electrons.
• Mole Concept & Empirical and Molecular Formulae, Definition of mole, Different expressions of mole, Calculations of number of moles
• Definition of empirical & molecular formulae, Differences between empirical and molecular formula, Calculations of empirical and molecular formulae.
• Chemical Equations & Laws of Chemical Combination, Law of conservation of mass & verification, Law of definite proportion & verification, Law of multiple proportion & verification
• Practical: Identification of Laboratory Apparatus, Separation techniques, Measurement of Acidity, alkalinity and neutrality