Chemistry

Atomic structure, bonding, calculations, acids and organic foundations.

1. 01

   Mixtures, purification and practical chemistry

   Choose separation methods from physical properties and explain how purity and observations are evaluated.

   45 min

2. 02

   Atomic structure and the periodic table

   Count particles, distinguish isotopes and interpret simple electron arrangements.

   45 min

3. 03

   Chemical bonding, structure and properties

   Explain properties using ionic, covalent and metallic models.

   45 min

4. 04

   Moles, formulas and reaction calculations

   Convert masses to moles and use balanced reaction ratios.

   45 min

5. 05

   States of matter, gases, solutions and solubility

   Apply particle theory, gas relationships and concentration principles to chemical calculations.

   45 min

6. 06

   Energy changes, enthalpy and chemical calculations

   Interpret energy profiles and use calorimetry, Hess cycles and bond energies with correct signs.

   45 min

7. 07

   Reaction rates, reversible reactions and equilibrium

   Use collision theory, rate evidence and equilibrium expressions without confusing speed with extent.

   45 min

8. 08

   Acids, bases, pH and salts

   Distinguish strength from concentration and calculate simple pH values.

   45 min

9. 09

   Redox reactions, electrolysis and electrochemical cells

   Track electron transfer and connect electrode processes with quantitative charge and substance changes.

   45 min

10. 10

    Hydrogen, water, air and environmental chemistry

    Explain important properties, treatment processes and chemical effects in water and the atmosphere.

    45 min

11. 11

    Nonmetals, their compounds and qualitative tests

    Compare chlorine, sulfur, nitrogen and carbon chemistry, using observations and equations as evidence.

    45 min

12. 12

    Metals, extraction, compounds and alloys

    Relate extraction methods and qualitative reactions to reactivity, structure and industrial uses.

    45 min

13. 13

    Organic chemistry foundations

    Recognise homologous series, functional groups and combustion products.

    45 min

14. 14

    Hydrocarbons, petroleum and fuels

    Connect hydrocarbon structures with reactions, refining, fuel quality and environmental effects.

    45 min

15. 15

    Alcohols, acids, biomolecules and polymers

    Relate functional groups to reactions and compare carbohydrates, proteins, soaps and polymer materials.

    45 min

16. 16

    Nuclear chemistry, radioactivity and isotope applications

    Distinguish nuclear transformations from chemical reactions and interpret half-life, equations and tracer evidence.

    45 min

17. 17

    Chemistry, industry and biotechnology

    Compare chemical industries, feedstocks, process decisions and environmental responsibilities.

    45 min

18. 18

    Astronomical chemistry and Earth systems

    Relate the solar system to matter, distinguish planets and satellites, and explain chemical interactions among atmosphere, lithosphere and hydrosphere.

    50 min

Extensive grouped preparation units with original explanations and quizzes, mapped to the major domains of the live JAMB IBASS PDF. Independent specialist sign-off, exact current-year WAEC/NECO reconciliation and practical assessment remain outstanding.