The Joint Admissions and Matriculation Board (JAMB) examination is known to be a challenging test for Nigerian students.
It plays a crucial role in determining admission to tertiary institutions and pursuing their desired courses.
One of the common mistakes made by many students is not adequately preparing using the JAMB syllabus for Chemistry.
To score well in the JAMB Chemistry exam, it is essential to cover all the topics in the syllabus and practice past questions.
In this blog post, we will highlight the most repeated topics in the JAMB Chemistry examination to help you focus your preparation effectively.
Most Repeated Topics in JAMB Chemistry:
- IUPAC Nomenclature of Organic Compounds
- Chemical Equilibrium
- Atomic Structure
- Acids, Bases, and Salts
- Electrochemistry
- Stoichiometry
- Chemical Bonding
- Periodicity of Elements
- Matter
- Hydrocarbons
- Chemical Kinetics
- Introduction to Organic Chemistry
- Nuclear Chemistry
- Energetics
- Kinetic Theory of Matter and Gas Laws
- Descriptive Chemistry
- Industrial and Environmental Chemistry
- Experimental Chemistry
- Bifunctional Families and Organic Giant Molecules
JAMB Chemistry Syllabus – Acids, Bases, and Salts:
The syllabus covers various objectives and content related to Acids, Bases, and Salts. Some of the key points include:
a) General characteristics and properties of acids, bases, and salts.
b) Differentiation between acids and bases, identifying their types.
c) Determination of the basicity of acids and differentiation between acidity and alkalinity.
d) Methods of preparation of salts and classification of different types of salts.
e) Relationship between the degree of dissociation and the strength of acids and bases.
f) Simple calculations on pH, pOH, and acid-base indicators.
g) Interpretation of titration curves and calculations based on the mole concept.
h) Balancing equations for the hydrolysis of salts and deducing the properties of the resultant solution.
Air: The Air topic covers objectives and content related to the existence, composition, and uses of air.
Key points include:
a) Natural gaseous constituents of air, such as nitrogen, oxygen, water vapor, carbon dioxide, and noble gases. b) Air as a mixture and the uses of noble gases. c) Reasons for the variation in the composition of air and its environmental effects.
Atomic Structure and Bonding:
This topic covers objectives and content related to atoms, molecules, ions, atomic structure, and bonding. Key points include:
a) Distinguishing between atoms, molecules, and ions.
b) Contributions of scientists to the development of atomic structure.
c) Determination of protons, neutrons, and electrons from atomic and mass numbers.
d) Arrangement of electrons in an atom, isotopy, and relative atomic mass.
e) Understanding the periodic table, periodicity of elements, and properties of different groups.
f) Differentiation between types of bonding, bond types based on electron configurations, and the nature of bonding.
Chemical Combination: This topic focuses on the stoichiometry of chemical reactions and laws governing chemical combinations.
Key points include:
a) Stoichiometry and the laws of definite and multiple proportions.
b) Conservation of matter and combining volumes of gases.
c) Chemical symbols, formulas, equations, and their uses.
d) The mole concept and Avogadro’s number.
Chemical Equilibrium:
Chemical Equilibrium covers objectives and content related to reversible reactions, equilibrium position, and Le Chatelier’s principle. Key points include:
a) Factors affecting the equilibrium position of a chemical reaction.
b) Understanding dynamic equilibrium and the equilibrium constant.
c) Examples of reversible reactions and their effects on the equilibrium constant.
Chemistry and Industry:
This topic covers the classification of chemical industries, raw materials used, and the relevance of each industry. It also relates industrial processes to biotechnology.
Electrolysis:
Electrolysis covers objectives and content related to electrolytes, non-electrolytes, electrolysis of different substances, and electrochemical cells. Key points include:
a) Identification of electrolytes and non-electrolytes.
b) Calculation of electrode potentials and the applications of electrolysis.
Energy Changes:
This topic focuses on energy changes in physical and chemical processes, entropy, spontaneity of reactions, and the relationship between energy and chemical reactions.
Environmental Pollution:
The Environmental Pollution topic covers the identification of different types of pollution, sources of pollutants, and their effects on the environment.
Kinetic Theory of Matter and Gas Laws:
This topic relates to the kinetic theory of matter, distinguishing between solids, liquids, and gases. It also covers various gas laws and their applications.
Metals and Their Compounds:
The Metals and Their Compounds topic covers the properties of metals, methods of extraction, chemical reactivities, and uses of different metals and their compounds.
Non-Metals and Their Compounds:
This topic focuses on non-metals, their compounds, functional groups, and their properties, including hydrocarbons, alcohols, aldehydes, ketones, carboxylic acids, and amines.
Oxidation and Reduction:
This topic covers the concept of oxidation and reduction, balancing redox equations, oxidation numbers, and the identification of oxidizing and reducing agents.
Rates of Chemical Reaction:
The Rates of Chemical Reaction topic covers the factors affecting the rates of chemical reactions, including temperature, concentration, surface area, and the role of catalysts.
Separation of Mixtures and Purification of Chemical Substances: This topic focuses on different methods of separating mixtures and purifying chemical substances, including evaporation, distillation, filtration, and chromatography.
Solubility: The Solubility topic covers types of solutions, solubility curves, and the effects of temperature on solubility. It also discusses true solutions, suspensions, and colloids.
Water: The Water topic covers the uses of water, effects of dissolved atmospheric gases, properties of hard and soft water, and methods of water treatment for town supply.
Conclusion:
Preparing for the JAMB Chemistry examination requires a thorough understanding of the most repeated topicsTitle: Most Repeated Topics in JAMB Chemistry Examination