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IUPAC nomenclature of inorganic compounds using oxidation number
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General properties of metals
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Metals of the first transition series
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Alloy
Organic Compounds
Introduction to the tetravalency of carbon
Alkanes: Homologous series in relation to physical properties
Alkenes: Isomerism (structural and geometric isomerism)
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Aromatic hydrocarbons e.g. benzene - structure, properties and uses
Alkanols: Primary, secondary, tertiary
Alkanals and alkanones
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Amines (Alkanamines): Primary, Secondary, and tertiary
Carbohydrates
Proteins: Primary structures, hydrolysis and tests
Enzymes and their functions
Polymers: Natural and synthetic rubber
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Chemical industries: Types, raw materials and relevances
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Importance of industrial chemistry in Nigeria
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111
Brass is an alloy of copper and
A.
iron
B.
chromium
C.
zinc
D.
tin
E.
magnesium
View Answer & Discuss (2)
WAEC 1991
112
Which of the following formula is that of a dicarboxylic acid?
A.
(CH
3
CH
2
)
2
CHCOOH
B.
CH
2
(OH)
2
C.
CH
3
CH(OH)COOH
D.
CH
2
(COOH)
2
E.
CH
3
COCOOH
View Answer & Discuss
WAEC 1991
113
The products of the electrolysis of dilute sodium chlorid solution with platinum electrodes are
A.
hydrogen and oxygen
B.
oxygen and chlorine
C.
chlorine and water
D.
sodium amalgam and chlorine
E.
sodium hydroxide and water
View Answer & Discuss (3)
WAEC 1991
114
Which of the following modes of motion is exhibited by the particles of a solid?
A.
Vibrational and random motion
B.
Vibrational and translational motion
C.
Translational and random motion
D.
Vibrational motion only
E.
Translational motion only
View Answer & Discuss (9)
WAEC 1991
115
Which of the following statements is not correct? Group 7 elements
A.
are diatomic
B.
are good oxidizing agents
C.
are highly electronegative
D.
have relatively low ionization potentials
E.
have high electron affinity
View Answer & Discuss
WAEC 1991
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