Relative Mass Formula, Atomic Mass and Empirical Formula
Basic objective of this lecture is to focus on Relative mass formula, atomic mass, and empirical formula. The relative formula mass of a compound is blatantly…
Chemistry
Properties of Matter
Basic purpose of this lecture is to present on Matter and Change; in terms of Properties of Matter. A physical property is a quality or condition of a…
Elements Make Compounds
General objective of this lecture is to describe on how Elements Make Compounds. Elements are substances (like hydrogen and oxygen) that can’t be split into simpler substances.…
Making Electricity
Basic purpose of this lecture is to present on Making Electricity. Electricity passing along metal wires is a flow of electrons. In a cell/battery, electricity comes from a…
Limestone, Oil and Fractional Distillation
Basic purpose of this lecture is present on Limestone, Oil and Fractional Distillation. This lecture is tutorial based presentation. Limestone is a sand rock made up…
Limestone
Prime objective of this lecture is to present on Limestone. It is a sedimentary rock. It was formed mainly from sea shells. It is the compound called calcium carbonate…
Lab Tests on Sulphuric Acid
Major objective of this lecture is to present Lab Tests on Sulphuric Acid. Sulphuric acid has many important uses – car batteries, detergents, fertilisers etc. This…
Hydrogen
Prime purpose of this lecture is to discuss on Hydrogen. This lecture briefly present on: Production of hydrogen, properties of hydrogen, Why is hydrogen unique, Test for hydrogen and Uses…
Laboratory Examination of Double Replacement Reaction
Principle objective of this lecture is to discuss on Laboratory Examination of Double Replacement Reaction. Double replacement reactions occur when parts of two ionic compounds are exchanged,…
Ionic, Covalent and Metallic Bonding
Basic purpose of this lecture is to present Ionic, Covalent and Metallic Bonding. Here briefly focus on Bond Formation: The positive sodium ion and the negative chloride ion…
The Halogens
General objective of this lecture is to present on the Halogens. The halogens are a group of non- metals in the periodic table. They all have seven…
Geometric Isomerism
Geometric isomerism (also known as cis-trans isomerism) is a form of stereoisomerism. This page explains what stereoisomers are and how you recognise the possibility of…
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