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Chemistry JAMB Past Questions
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Matter and Separation Techniques
Particulate Nature of Matter
BASIC CHEMISTRY
Chemical Combinations
Properties of Gases ( Gas Laws )
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Periodic Table
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Water and Solubility Concept
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INORGANIC CHEMISTRY
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Carbon - Carbon Compounds
Nitrogen - Nitrogen Compounds
Phosphorus - Phosphorus Compounds
Sulphur - Sulphur Compounds
Halogen Family
Silicon and its Compounds
Metals and their Compounds 1
Transition Metals and their Compounds
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Basic Concepts of Organic Chemistry
Organic Chemistry 2
Applied Chemistry
Chemical Industry
The Solar System
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Law of conservation of matter
Gay Lussac's law of combining volumes
Avogadro's law
chemical symbols, formulae, equations and their uses
Relative atomic mass based on 12C-12
The mole concept and Avogadro's number
Kinetic Theory of Matter and Gas Laws
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Change of States of matter
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The relationship between vapour density of gases and the relative molecular mass.
Atomic Structure and Bonding
The concept of atoms, molecules and ions, the works of Dalton, Millikan, Rutherford, Moseley, Thompson and Bohr
Atomic structure, electron configuration, atomic number, mass number and isotopes.
Shapes of S and P orbitals
The Periodic table and periodicity of elements
The variation of the following properties: ionization energy, ionic radii, electron affinity and electronegativity
Chemical bonding
Van der Waals' forces.
Shapes of simple molecules
Nuclear Chemistry
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Water of crystallization, efflorescence, deliquescence and hygroscopy
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Definition of Solubility and Solubility curves and simple deductions
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pH and pOH scale; Simple calculations
Acid/base titrations.
Hydrolysis of salts
Oxidation and Reduction (REDOX) Reactions
Oxidation in terms of the addition of oxygen or removal of hydrogen.
Reduction as removal of oxygen or addition of hydrogen.
Oxidation and reduction in terms of electron transfer
Use of oxidation numbers in defining REDOX reactions and balancing simple equations.
IUPAC nomenclature of inorganic compounds using oxidation number
Tests for oxidizing and reducing agents
Electrolysis
Electrolytes and non-electrolytes, and Faraday's laws of electrolysis
Electrolysis of dilute H2SO4, aqueous CuSO4, CuCl2 solution, dilute and concentrated NaCl solutions and fused NaCl
Factors affecting discharge of ions at the electrodes
Uses of electrolysis
Electrochemical cells: Redox series
Half-cell reactions and electrode potentials
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Entropy as an order-disorder phenomenon
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Meaning of the rate of a chemical reaction.
Ways of measuring the rate of chemical reaction
Factors affecting rates of reaction
Arrhenius’ law and Collision theory
Reaction rate curves
Chemical equilibrium
Definition of the following terminologies: systems, reactions and dynamic equilibrium.
Properties of a system in equilibrium
Factors governing the equilibrium position
Le Chatelier’s principle
Equilibrium constant
Non-metals and their compounds
Hydrogen and Hydrides
Halogens: Chlorine as a representative element of the halogen
Oxygen and Oxides
Sulphur and its compound
Nitrogen and its compounds
Carbon: Allotropes, Uses and properties.
Metals and their compounds
General properties of metals
Alkali metals e.g. sodium
Alkaline-earth metals
Aluminium and its compound
Tin Extraction from its ores
Metals of the first transition series
Iron Extraction from sulphide and oxide ores
Copper Extraction from sulphide and oxide ores
Alloy
Organic Compounds
Introduction to the tetravalency of carbon
Alkanes: Homologous series in relation to physical properties
Alkenes: Isomerism (structural and geometric isomerism)
Alkynes: Ethyne
Aromatic hydrocarbons e.g. benzene - structure, properties and uses
Alkanols: Primary, secondary, tertiary
Alkanals and alkanones
Alkanoic acids
Alkanoates
Amines (Alkanamines): Primary, Secondary, and tertiary
Carbohydrates
Proteins: Primary structures, hydrolysis and tests
Enzymes and their functions
Polymers: Natural and synthetic rubber
Industrial Chemistry
Chemical industries: Types, raw materials and relevances
Economics of Industrial process
Importance of industrial chemistry in Nigeria
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1241
The constituent of air that acts as a diluent is
A.
nitrogen
B.
carbon (IV) oxide
C.
noble gases
D.
oxygen
View Answer & Discuss (7)
JAMB 2013
1242
Steam changes the colour of anhydrous cobalt (ll) chloride from
A.
white to red
B.
blue to white
C.
blue to pink
D.
white to blue
View Answer & Discuss (4)
JAMB 2013
1243
An example of a hygroscopic substance is
A.
CuO
(S).
B.
MgCL
2(S).
C.
CaCL
2(S).
D.
NaOH
(S).
View Answer & Discuss (25)
JAMB 2013
1244
The solvent used for removing grease stain is
A.
turpentine
B.
ammonia solution
C.
ethanol
D.
solution of borax in water
View Answer & Discuss (17)
JAMB 2013
1245
In a water body, too much sewage leads to
A.
a decrease in the temperature of the water which cause in death of aquatic animals
B.
an increase in the number of aquatic animals in the water
C.
an increase in the bacterial population which reduces the level of oxygen in the water
D.
a decrease in the bacterial population which increases the level of oxygen in the water
View Answer & Discuss (1)
JAMB 2013
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