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Matter and Separation Techniques
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BASIC CHEMISTRY
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Halogen Family
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Basic Concepts of Organic Chemistry
Organic Chemistry 2
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chemical symbols, formulae, equations and their uses
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Change of States of matter
Phenomena Supporting Kinetic theory-Diffusion and Osmosis
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The Gas Laws: Boyle, Charles, Graham and Dalton (law of partial pressure), combined gas law
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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
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Shapes of S and P orbitals
The Periodic table and periodicity of elements
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Chemical bonding
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Water of crystallization, efflorescence, deliquescence and hygroscopy
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pH and pOH scale; Simple calculations
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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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Corrosion as an electrolytic process
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Entropy as an order-disorder phenomenon
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Rates of Chemical reaction
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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1661
In the diagram, the function of the concentrated H2SO4 is to?
A.
purify the gas
B.
dry the gas
C.
liquefty the gas
D.
remove odour
View Answer & Discuss (3)
JAMB 2014
1662
Z in diagram above represents
A.
heat of reaction
B.
activation energy
C.
free energy
D.
entropy of reaction
View Answer & Discuss (4)
JAMB 2014
1663
Equilibrium is said to be attained in reversible reaction when
A.
all the reactants have been used up
B.
all the products have been formed
C.
there is no further change in temperature
D.
the rates of the forward and backward reactions are equal
E.
the rate of formation of the products decreases with time
View Answer & Discuss (9)
WAEC 1988
1664
An acid present in proteins is
A.
lactic acid
B.
amino acid
C.
propanoic acid
D.
palmitic acid
E.
stearic acid
View Answer & Discuss (5)
WAEC 1988
1665
The following are uses of sulphur except
A.
manufacture of tetraoxosulphate (VI) acid
B.
prevention of the growth of fungi
C.
vulcanization rubber
D.
manufacture of dyes
E.
coating of steel to prevent rusting
View Answer & Discuss (5)
WAEC 1988
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