Category: Lessons
SS1 Chemistry – Writing and Balancing Chemical Equations
CHEMICAL EQUATIONS Chemical equations is the representation of chemical reaction in terms of the symbols and formulas of the elements and compounds involved. The substances that participate in the reaction,
SS1 Chemistry – Introduction to Mole Concept
MOLE The mole is the amount of a substance that contains the same number of particles as the number of atoms in exactly 12g of carbon-12. The elementary particles can
SS1 Chemistry – Structure of Atom: Orbitals and Electronic Structures of Atoms
CONTENT Orbitals of The Atom Electronic Structure Of the Atom Filling Of Electrons in to Orbitals Quantum Numbers ORBITALS OF THE ATOM The region in space within which
SS1 Chemistry – Atomic Number, Mass Number, Isotopes, and Calculations
CONTENT ATOMIC NUMBER AND MASS NUMBER ISOTOPES CALCULATIONS OF RELATIVE ATOMIC MASS CONSTITUENTS OF AN ATOM Atoms are made up of sub-particles. Protons, electrons, and neutrons. Proton has
SS1 Chemistry – LUPAC Nomenclature of Chemical Compounds
CONTENT Naming of: —- binary compounds —- radials and compounds having elements with variable oxidation numbers. —- tertiary and quartenary compounds. —- compounds with cations replaced with hydrogen.
SS1 Chemistry – Particulate Nature of Matter
CONTENT ATOMS AND MOLECULES IONS DALTON’S ATOMIC THEORY MODIFICATIONS OF DALTONS ATOMIC THEORY ATOMS AND MOLECULES Matter is made up of discrete particles. The main ones are atoms,
SS1 Chemistry – Standard Separation Techniques For Mixtures
CONTENT STANDARD SEPARATION TECHNIQUES STANDARD SEPARATION TECHNIQUES The importance of separating a mixture into its constituents cannot be overemphasized since most substances are needed in their pure form. There
SS1 Chemistry – Compounds and Mixtures
CONTENT COMPOUND FORMULAE OF COMPOUNDS MIXTURES DIFFERENCES BETWEEN COMPOUNDS AND MIXTURES COMPOUND A Compound is a substance which contains two or more elements chemically combined together. A compound
SS1 Chemistry – Elements, Symbols, and Equations
CONTENT ELEMENTS AND SYMBOLS CLASSIFICATION OF ELEMENTS VALENCY ELEMENTS AND SYMBOLS An element is a substance that cannot be split into simpler units by ordinary chemical processes. There are