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: Gas Stoichiometry, Hybridization & Carbohydrates
Test your understanding of molecular structure and chemical behavior with this targeted practice set. This quiz covers the acid hydrolysis of maltose to yield glucose units and the sp³ hybridization of carbon in methane ($CH₄$). Challenge your calculation skills by determining the relative molecular mass of a gas using molar volume at STP ($22.4 \text{ dm}^3$). Explore the relationship between pressure and volume (Boyle’s Law), the resonance stabilization that causes the acidity of carboxylic acids, and the IUPAC nomenclature for Phenol ($C₆H₅OH$). Finally, identify which properties are not colligative, how the rate of reaction is mathematically expressed, and the reaction of esters with ammonia (ammonolysis).
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 CBT, Alloys, Oxidation States, and Melting Points
Enhance your chemistry revision with this practice quiz covering a wide range of analytical and physical topics. Test your knowledge of alloy compositions (Brass/Copper) and the giant covalent structure of diamond. This set includes technical questions on sodium hydroxide (NaOH) deliquescence, the effect of impurities on melting points, and the purity determination of NaCl. Challenge your calculation skills with gas stoichiometry (unused gas after H₂ and O₂ reaction), the maximum oxidation state of chlorine in oxoacids, and the pOH calculation for 0.001M H₂SO₄. Finally, dive into organic chemistry by identifying tertiary alkanol isomers of C₄H₉OH and the reaction of calcium with water.
Chemistry Practice: Combustion, pH, and Particulate Nature of Matter
Challenge your understanding of chemical properties with this interactive set. This practice quiz covers acidic oxides, pH levels of solutions, and the particulate nature of matter. Test your ability to balance combustion equations for unknown hydrocarbons (CₓHᵧ) and identify the reaction products of methylethanoate and ammonia. We also dive into environmental chemistry with questions on gaseous pollutants, the crystalline structure of ice, and the internal energy of ideal gases. Finally, master laboratory techniques by identifying the correct drying agents for Hydrogen gas (H₂).
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: Solubility Calculations, Electrolysis & Gas Volumes
Enhance your exam preparation with this focused chemistry practice set. This quiz covers solubility calculations, specifically determining the solubility of Pb(NO₃)₂ in g/dm³. Explore gas stoichiometry by calculating the volume of unreacted oxygen when hydrogen is sparked with excess oxygen. Test your knowledge on electrolysis of dilute H₂SO₄, the identification of gases produced at the anode, and the position of metals in the electrochemical series. We also dive into organic chemistry, covering the fermentation process (converting starch to ethanol), the decolorization of bromine water and acidified KMnO₄ by unsaturated hydrocarbons, and the identification of metals that react with steam. Finally, review exothermic processes and chlorine compounds that act as both oxidizing and reducing agents.
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 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, 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.
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.
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.
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 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.