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chemical symbols, formulae, equations and their uses
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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
Alkanoic acids
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Amines (Alkanamines): Primary, Secondary, and tertiary
Carbohydrates
Proteins: Primary structures, hydrolysis and tests
Enzymes and their functions
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381
When alkanols react with sodium, the ga evolved is
A.
hydrogen
B.
oxygen
C.
methane
D.
ethyne
E.
carbon (IV) oxide
View Answer & Discuss
WAEC 1998
382
The products of the reaction between CH
3
CH
2
COOH and CH
3
OH are H
2
O and
A.
CH
3
CH
2
COOCH
3
B.
CH
3
CH
2
COOCH
2
CH
3
C.
CH
3
CH
2
CH
2
COOH
D.
CH
3
CH
2
CH
2
OH
E.
CH
3
COOH
View Answer & Discuss (6)
WAEC 1998
383
A positive reaction to Fehling's test indicates the presence of
A.
strach
B.
reducing sugars
C.
oxidizing agents
D.
alkanoic acids
E.
alkanols
View Answer & Discuss
WAEC 1998
384
Which of the following compounds is used as a gaseous fuel?
A.
CH
3
-COO-CH
2-
CH
3
B.
CH
3-
CH
2-
CH
2-
CH
3
C.
CHCI
3
D.
CH
3-
CH
2-
COOH
E.
CH
3-
C=CH
View Answer & Discuss (6)
WAEC 1998
385
Which of the following atoms contains the highest number of electrons in the outermost shell?
A.
8
O
B.
10
Ne
C.
15
P
D.
19
K
View Answer & Discuss (3)
WAEC 1999
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