Chemistry JAMB Quizzes
Explore JAMB Chemistry past questions and answers on AKPQuiz. Improve your understanding of chemical concepts, reactions, and problem-solving for exams.
All Chemistry Quizzes
Chemistry Practice: Equilibrium, Faraday's Law, and Organic Isomers
Test your chemical logic and laboratory knowledge with this comprehensive practice set. This quiz explores the reaction between water and chlorine and the resulting acidic solution. Dive into physical chemistry with questions on salt preparation methods, the impact of temperature on endothermic equilibrium, and the intermolecular forces (Hydrogen bonding) dominant in ethanol. Challenge your quantitative skills by calculating the Coulombs of electricity required to deposit 6.11g of Silver ($Ag$). Additionally, we cover organic chemistry topics including isomers of C₂H₄Br₂, the chemical distinction between oils and fats, factors affecting the solubility of solids, and the characteristic color change of Potassium dichromate (K₂Cr₂O₇) in redox reactions.
JAMB Chemistry Practice Quiz: Chemical Equilibrium, Periodic Trends & Organic Chemistry
Practice JAMB Chemistry questions on chemical equilibrium, redox reactions, gaseous pollutants, periodic trends, isomerism, complex salts, and organic compounds. This free CBT-style quiz is strictly designed for JAMB exam preparation.
JAMB Chemistry CBT: Chemical Bonding, Hydrated Salts, and Organic Synthesis
Test your chemistry expertise with this practice set covering essential inorganic and organic concepts. This quiz includes stoichiometric calculations for the volume of CO₂ produced at s.t.p. during the thermal decomposition of sodium hydrogen trioxocarbonate (IV). Explore the physical properties of salts, specifically the phenomenon of efflorescence where hydrated salts become anhydrous. We also cover chemical bonding, including electron transfer and the dative (coordinate) bond in the hydroxonium ion (H₃O⁺). Review industrial and laboratory reactions such as the thermal decomposition of potassium nitrate (KNO₃), the decolourisation of acidified KMnO₄, and methods to synthesize alkanols from alkenes. Finally, master naming conventions with the IUPAC name of C₆H₅OH.
JAMB Chemistry Practice: Welding Flames, Halogens, and Bond Angles
Test your knowledge of chemical principles and industry applications with this targeted practice set. This quiz covers the properties of the Oxy-acetylene flame used in welding, the characteristics of neutralization reactions (H⁺ + OH⁻ → H₂O), and the shared properties of Halogens (Chlorine, Bromine, Iodine). Explore advanced topics such as Redox reactions, the ionization power of radioactive emissions, and the use of haloalkanes in fungicides. We also analyze factors affecting the rate of chemical reactions, the specific 109.5° bond angle in methane, and the identification of colligative properties (boiling point elevation, osmotic pressure, etc.) in solutions. Perfect for food industry chromatography and analytical separation techniques.
Chemistry Practice: Thermochemistry, Gas Laws, and Equilibrium
Master the principles of physical and industrial chemistry with this targeted practice quiz. This set focuses on thermochemical calculations, including finding the heat of combustion of ethanol using the formula Q = mcΔT. Explore gas behavior through Boyle's Law (the relationship between Pressure and Volume) and the industrial use of Duralumin, an aluminium alloy, in aircraft construction. Test your understanding of chemical equilibrium and Le Chatelier’s Principle for exothermic reactions (ΔH = -ve), as well as the test for water using anhydrous Cobalt (II) chloride. Finally, review safety and environmental topics such as the limitations of hydrogen-filled balloons, the purification of ethene, the reactivity series of metals, and the effects of oxide pollutants on the respiratory system.
Chemistry Practice: Isomers, Gas Drying Agents & Hybridization
Test your chemical knowledge with this targeted practice set. This quiz covers structural isomerism in alkanes (butane, $C_4H_{10}$) and alkenes (but-1-ene), alongside the sp³ hybridization of carbon in methane. Explore inorganic chemistry through the classification of neutral nitrogen oxides (like $N_2O$ and $NO$) and the selection of appropriate drying agents for Hydrogen gas, such as anhydrous calcium chloride or silica gel. We also analyze the specific conditions affecting the equilibrium constant (Kc), the use of soft iron for screening magnetic fields, and the unique properties of chlorine compounds that function as both oxidizing and reducing agents (disproportionation).
JAMB 2025 Chemistry Past Questions: Chemical Equilibrium, Redox & Organic Chemistry
Practice JAMB 2025 Chemistry questions on chemical equilibrium, reaction rates, redox reactions, electrochemistry, gas behavior, and organic chemistry. Ideal for UTME CBT practice and exam revision.
JAMB Chemistry Quiz Industrial Uses, Mixtures, and Gas Collection
Test your laboratory and mathematical chemistry skills with this practice set. This quiz covers dilution calculations (calculating the volume of water needed to change molarity), calculating oxidation numbers (specifically for Chromium in K₂Cr₂O₇), and determining the concentration of H₃O⁺ from a known pH of 3. Explore the physical properties of matter, including deliquescent substances, the boiling points of organic compounds, and the purity of common salt (NaCl). Additionally, we review industrial applications such as the uses of Ethanol and Aluminium in aircraft construction, as well as the identification of homogenous mixtures and gases collected over water.
JAMB Chemistry CBT: Blast Furnace, Ammonium Ions & Oxidation States
Evaluate your chemical knowledge with this advanced practice set. This quiz covers the reduction of potassium dichromate (K₂Cr₂O₇) and the resulting orange-to-green color change. Explore the structural chemistry of the ammonium ion (NH₄⁺) and its dative covalent bond, as well as the fundamental differences between aldehydes and ketones. Test your understanding of chemical equilibrium with large Kc values and calculations involving the Ideal Gas Law ($n = PV/RT$). We also analyze the industrial extraction of iron in the blast furnace, focusing on carbon monoxide as a reducing agent, the thermal decomposition of ammonium trioxonitrate (V), and the determination of the maximum oxidation state of chlorine (+$7$) in perchloric acid ($HClO₄$).
Chemistry Practice: Organic Isomers, Gas Laws & Hybridization
Test your mastery of advanced chemical concepts with this targeted practice set. This quiz covers the polymerization of latex (isoprene units) and the allotropic transformation of sulphur when cooled below its transition temperature. Explore organic reaction types, such as the substitution reaction of chloroform with chlorine, and the sp² hybridization of carbon in ethene. Challenge your mathematical skills with the Ideal Gas Law formula ($n = PV/RT$) and identify the structural isomers of butane (C₄H₁₀). Additionally, we review industrial applications including solid-gas mixtures (aerosols/smoke), the use of zinc sulphide in fluorescent coatings, and the classification of secondary and tertiary alcohols based on hydroxyl group positioning.
JAMB 2025 Chemistry Past Questions: Gas Laws, Acids, Organic & Environmental Chemistry
Practice JAMB 2025 Chemistry past questions covering gas laws, pH calculations, organic chemistry, environmental pollution, hydrocarbons, and chemical reactions. Ideal for UTME CBT practice and quick revision.
JAMB Chemistry CBT, Kipp's Apparatus, Atomic Radii, and Air Pollutants
Test your laboratory and theoretical chemistry knowledge with this advanced practice set. This quiz covers the use of Kipp's apparatus for intermittent gas preparation and the identification of secondary air pollutants like ozone (O₃) and PAN. Challenge your calculation skills with Faraday's Law to find the volume of Oxygen evolved at s.t.p. during the electrolysis of acidified water. Explore chemical properties including the trend of atomic radii across the periodic table, the behavior of Silicon (IV) oxide (Silica) upon cooling, and the silver-plating process. Finally, master organic and physical chemistry with questions on the acid hydrolysis of nitriles, the significance of the equilibrium constant (Kc), and the structural basis for the acidity of carboxylic acids.
Chemistry Quiz: Electronic Configurations, Hybridization & Gas Laws
Test your understanding of molecular structure and chemical behavior with this practice set. This quiz covers the number of non-bonding electrons (lone pairs) in an ammonia (NH₃) molecule and the electronic configuration of the Sodium ion (Na⁺). Explore advanced concepts like sp³ hybridization in methane (CH₄), the constituents of the magnetic alloy Permalloy, and the conditions favoring maximum yield in equilibrium reactions. Challenge your math skills with empirical formula calculations for compounds containing Carbon, Hydrogen, and Oxygen. Additionally, review the kinetic molecular theory of gases (perfectly elastic collisions), the reactivity series of halogens, and the identification of neutral nitrogen oxides like N₂O and NO.
JAMB Chemistry CBT: Separation of Alum, Petrochemicals, and Alkanols
Challenge your mastery of inorganic and organic chemistry with this comprehensive practice set. This quiz covers separation techniques for purifying a mixture of alum and sand, the identification of trihydric alkanols, and isomers of but-1-ene. Test your ability to perform electrolysis calculations (calculating current in amperes to deposit 2.7g of Al). We also explore industrial chemistry topics including alloys of iron (Permalloy, Steel, Alnico), petroleum fractions for heating furnaces, and the properties of butane and propane in cooking gas. Finally, review essential laboratory tests like the brown ring test for nitrates, the formula for laughing gas (N₂O), and the location of the reducing agent in an electrochemical cell.
JAMB Chemistry Practice: Gases, Electronegativity & Electrolysis
Test your mastery of inorganic and physical chemistry with this practice set. This quiz covers the upward displacement of air for gas collection, flame tests (which gas burns blue?), and periodic trends like the most electronegative elements. It also includes a technical challenge on Faraday's Law to calculate the coulombs required to deposit silver (Ag = 108 g/mol), and a review of electronic configurations for ions like Na⁺. Perfect for students mastering the blast furnace process and organic acid hydrolysis of disaccharides like maltose.
Chemistry Practice: Molar Calculations, Hydrocarbons & Oxidation
Sharpen your chemistry skills with this focused practice set. This quiz covers critical molar concentration calculations (finding moles in 200 cm³ of HCl) and molecular formula determination based on empirical formulas (CH₂O) and molar mass (180 g/mol). Test your knowledge of organic reactions, including the oxidation of ethanol to ethanoic acid, the hydrogenation of benzene, and the burning of methane in excess air. Additionally, review key laboratory concepts like acid–base indicator colors (phenolphthalein in acid), the functional differences between aldehydes and ketones, and the composition of rust on metal surfaces.
JAMB 2025 Chemistry Past Questions: Stoichiometry, Oxidation States & Industrial Chemistry
Practice JAMB 2025 Chemistry questions on gas calculations, oxidation states, thermochemistry, organic reactions, nitrogen oxides, and industrial processes. Ideal for UTME CBT practice and quick exam revision.
JAMB Chemistry CBT Practice: Perfume Making, Catalysts & Bonds
Test your chemistry knowledge with this advanced practice set. This quiz explores the bonding in oxonium ions and naphthalene molecules, as well as the behavior of catalysts in chemical reactions. Challenge yourself with STP calculations to find the relative molecular mass of gases and identify which hydrocarbons undergo both addition and substitution reactions. We also cover practical laboratory chemistry, including the use of charcoal in water treatment, the production of perfumes, and the reaction of ammonia to produce dense white fumes. Perfect for students reviewing equilibrium constant (Kc) factors and the purity of natural water sources.
JAMB Chemistry CBT, Graphite Conductivity, Ozone Depletion & Degeneracy
Challenge your mastery of physical and organic chemistry with this practice set. This quiz covers IUPAC nomenclature for complex haloalkanes and the derivation of the general gas equation ($PV = nRT$) from Boyle’s, Charles’, and Avogadro’s laws. Explore quantum and atomic concepts like zero fold degeneracy and the electrical conductivity of graphite due to delocalized electrons. We also dive into industrial and environmental topics, including the purification of solids through recrystallization, the separation of ethanol and water via fractional distillation, and the role of CFCs (chlorofluorocarbons) in ozone layer depletion. Finally, test your understanding of kinetics with activation energy ($Eₐ$) and the significance of large equilibrium constants (Kc) in chemical reactions.
JAMB 2025 Chemistry Past Questions (Full Practice Test – All Topics)
Attempt a full JAMB 2025 Chemistry past questions practice test covering all topics, including gas laws, equilibrium, organic chemistry, thermochemistry, electrochemistry, and environmental chemistry. Ideal for UTME CBT exam simulation and final revision.
JAMB Chemistry CBT, Atomic Shells, Metal Ores, and Transition Metals
Challenge your chemistry knowledge with this advanced practice set. This quiz covers molar calculations for hydrogen ions in diprotic acids (H₂SO₄) and the dehydration of sucrose (C₁₂H₂₂O₁₁) to determine carbon yield. Explore thermochemical equations, specifically calculating the heat change of a reaction using standard heats of formation for SO₂ and SO₃. We also dive into atomic theory with the maximum electron capacity of the N shell, the physical properties of transition metals, and the identification of aluminium ores like bauxite. Finally, master IUPAC nomenclature for aliphatic amines and the characteristics of deliquescent solids that form aqueous solutions upon atmospheric exposure.