TOPIC 5: ATOMIC STRUCTURE The Atom We learned early that matter is made up of small, indivisible particles. Everything around…
Browsing: Chemistry
TOPIC 4: FUELS AND ENERGY A fuel is a substance that can be combusted or burnt to release energy as a…
TOPIC 3: WATER Occurrence and Nature of Water The Occurrence and Nature of Water Describe the occurrence and nature of…
TOPIC 2: HYDROGEN Hydrogen is the lightest of all the elements. There is very little hydrogen in the earth’s atmosphere.…
TOPIC 1: OXYGEN Oxygen exists in air to an extent of 21% by volume (or 23% by weight). It is…
TOPIC 6: AIR COMBUSTION, RUSTING AND FIRE FIGHTING Composition of air Air is a mixture of different gases. The gases…
TOPIC 5: MATTER Concept of matter Concept of Matter Explain concept of matter Matter is anything that has mass and…
TOPIC 4: THE SCIENTIFIC PROCEDURE Significance of scientific procedure The Concept of Scientific Procedure Explain the concept of scientific procedure…
TOPIC 3: HEAT SOURCES AND FLAMES Heat sources Most chemical reactions require heat to proceed. It is therefore important to…
TOPIC 2: LABORATORY TECHNIQUES AND SAFETY A laboratory is a room or building specially designed for conducting various scientific experiments.…