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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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The mole concept and Avogadro's number
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Shapes of S and P orbitals
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Use of oxidation numbers in defining REDOX reactions and balancing simple equations.
IUPAC nomenclature of inorganic compounds using oxidation number
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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
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Entropy as an order-disorder phenomenon
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Arrhenius’ law and Collision theory
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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
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Importance of industrial chemistry in Nigeria
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751
wH
2
SO
4
+ xAI(OH)
3
→ yH
2
O + = zAI
2
(SO
4
)
3
. The respective values of w.x.y and z in the equation above are?
A.
2,2,5 and 1
B.
3,2,5 and 2
C.
3,2,6 and 1
D.
2,2,6 and 2
View Answer & Discuss (3)
JAMB 1992
752
A given mass of gas occupies 2 dm
3
at 300k. At what temperature will its volume be doubled keeping the pressure constant?
A.
400 k
B.
480 k
C.
550 k
D.
600 k
View Answer & Discuss (6)
JAMB 1992
753
Which of the following is a measure of the average kinetic energy of the molecules of a substance?
A.
Volume
B.
Mass
C.
pressure from age grades
D.
Temperature
View Answer & Discuss (2)
JAMB 1992
754
If 100 cm
3
of oxygen pass through a porous plug in 50 seconds, the time taken for the same volume of hydrogen to pass through the same porous plug is?
(O = 16, H = 1)
A.
10.0 s
B.
12.5 s
C.
17.7 s
D.
32.0 s
View Answer & Discuss (5)
JAMB 1992
755
An increase in temperature causes an increase in pressure of a gas in a fixed volume due to an increase in the?
A.
number of molecules of the gas
B.
density of the gas molecules
C.
number of collisions between the gas molecules
D.
number of collisions between the gas molecules and the walls of the container
View Answer & Discuss (1)
JAMB 1992
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