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 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.
Chemistry Quiz: Enthalpy Calculations, Redox & Organic Tests
Deepen your chemistry revision with this practice set covering physical, inorganic, and environmental chemistry. This quiz includes enthalpy change calculations for the oxidation of $SO₂$ to $SO₃$ using standard heats of formation. Explore the properties of carbon allotropes, specifically the electrical conductivity of graphite due to delocalized electrons. We also cover chemical reactions of metals (Calcium and water), the thermal decomposition of nitrates (KNO₃), and the kinetic theory explaining gas expansion upon heating. Test your knowledge of organic functional groups with the test for unsaturation using bromine water and acidified $KMnO₄$. Additionally, review environmental pollutants like Sulfur(IV) oxide, the location of the reducing agent in an electrochemical cell, and the physical phenomenon of solid-state diffusion.
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 Quiz: Alkanols, Gases, Electrochemistry & Equilibrium
Practice JAMB Chemistry questions on alkanols, salts and hydrolysis, gases, electroplating, chemical equilibrium, separation techniques, and hybridization. This free CBT-style quiz is strictly designed for JAMB exam preparation.
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.
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.
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.
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, 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.
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: 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).
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.
Chemistry Practice: pH Calculations, Atomic Radii & Gas Expansion
Test your understanding of chemical principles and practical applications with this targeted practice set. This quiz covers pH and hydronium ion $[H₃O⁺]$ concentrations, the identification of irritant oxide pollutants like $SO_2$, and the hydration of alkenes to form alcohols. Explore the reactivity of metals, specifically the reaction of calcium with water and the thermal decomposition of potassium nitrate (KNO₃). We also analyze why aluminium alloys are essential for aerospace engineering, the physical process of diffusion in solids, and the kinetic molecular theory explaining why gases expand when heated. Finally, sharpen your knowledge of atomic radius trends and the location of the reducing agent in electrochemical cells.
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.
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, 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.
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).