AIR AND COMBUSTION
Percentage of Oxygen in Air We have read that Air consists mainly of molecules of oxygen and nitrogen with important… Read More »AIR AND COMBUSTION
Chemistry
AN ALKALI
Alkali is pronounced like alcohol, with ‘lie’ at the end instead of ‘hol’. An alkali is any substance which produces… Read More »AN ALKALI
ACIDS, BASES AND INDICATORS
WHAT IS ACIDS, BASES AND INDICATORS? All the elements in nature fall into three classes: metals, non-metals and gases. Non-metals… Read More »ACIDS, BASES AND INDICATORS
EVAPORATION AND BOILING
EVAPORATION AND BOILING (LIQUID TO GAS) On heating particles gain kinetic energy and move faster. In evaporation and boiling the… Read More »EVAPORATION AND BOILING
CAREERS IN CHEMISTRY
Chemists are the people who transform the everyday materials around us into amazing things. Some chemists work on cures for… Read More »CAREERS IN CHEMISTRY
INTRODUCTION TO CHEMISTRY
INTRODUCTION TO CHEMISTRY Chemistry is a branch of Science. Science is basically the study of living and non-living things. The… Read More »INTRODUCTION TO CHEMISTRY
CHEMISTRY SS 3 SCHEME OF WORK
CHEMISTRY SCHEME OF WORK FOR SS 3 CHEMISTRY SS 3- FIRST TERM 1. Petroleum or Crude Oil 2. Metals and… Read More »CHEMISTRY SS 3 SCHEME OF WORK
CHEMISTRY SSS 2 SCHEME OF WORK
CHEMISTRY SS 2- FIRST TERM 1. Periodic Table 2. Chemical Reactions 3. Mass, Volume Relationships 4. Acid-Base Reactions 5. Water.… Read More »CHEMISTRY SSS 2 SCHEME OF WORK
SCHEME OF WORK FOR CHEMISTRY SS 1
CHEMISTRY SS 1- FIRST TERM 1. Introduction to Chemistry 2. Particulate Nature of Matter 3. Symbols, Formulae and Equations 4.… Read More »SCHEME OF WORK FOR CHEMISTRY SS 1
CHEMISTRY PAST QUESTIONS APP
CHEMISTRY PAST QUESTIONS, CHEMISTRY PAST QUESTIONS PDF, CHEMISTRY PAST QUESTIONS APP
CHEMISTRY POST UTME
CHEMISTRY POST UTME Practice the Chemistry Post UTME for Universities, Polytechnics and College of Education with our CBT software and… Read More »CHEMISTRY POST UTME
CHEMISTRY PAST QUESTIONS
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OXYGEN (O2) PROPERTIES AND USES
OXYGEN (O2) PROPERTIES AND USES Oxygen (O2) is an active, life-sustaining component of the atmosphere; making up 20% by volume… Read More »OXYGEN (O2) PROPERTIES AND USES
RUSTING OF IRON
Corrosion The eating up of metals by the action of air and moisture on their surface is called corrosion. The… Read More »RUSTING OF IRON
WATER AND HYDROGEN
WATER AND HYDROGEN Hydrogen is the simplest element. It is the first element in the periodic table, and it is… Read More »WATER AND HYDROGEN
INDICATORS
INDICATORS Red cabbage juice solution works well instead of universal indicator solution. Making Cabbage Indicator Acid base indicators are… Read More »INDICATORS
COMPOUNDS AND FORMULA
COMPOUNDS AND FORMULA A compound is a pure substance formed by chemically combining at least two different elements. Compounds are… Read More »COMPOUNDS AND FORMULA
SEPARATION OF MIXTURES
SEPARATION OF MIXTURES Sometimes we need pure substances as opposed to impure ones. You can imagine a mixture of sand… Read More »SEPARATION OF MIXTURES