2013 - JAMB Chemistry Past Questions and Answers - page 4
31
2- methylbutan- 2ol is an example of a
A
dihydric alkanol
B
tertiary alkanol
C
secondary alkanol
D
primary alkanol
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32
The reaction between ammonia and ethyl ethanoate produces
A
propanol and ethanamide
B
propanol and propanamide
C
ethanol and propanamide
D
ethanol and ethanamide
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33
The decarboxylation of ethanoic acid will produce carbon (IV)oxide and
A
methane
B
ethane
C
propane
D
butane
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34
A primary amide is generally represented by the formula
A
RCOOR
B
RCONH 2
C
RCONHR
D
RCONR 2
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35
Which of the following fraction is used as raw material for the cracking process?
A
kerosine
B
lubricating oil
C
bitumen
D
diesel oils
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36
An organic compound contains 60% carbon, 13.3% hydrogen and 26.7% oxygen. Calculate the empirical formula
rn(C=12,H =1, O=16)
A
C 5H 12O
B
C 3H 8O
C
C 6H 13O 2
D
C 4H 9O
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37
A
Z
B
W
C
X
D
Y
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38
A
100KJ
B
300KJ
C
250KJ
D
200KJ
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39
A
A
B
B
C
C
D
D
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40
A
4-methylpent-1-ene
B
3-methylpent-2-ene
C
2-methylpent-1ene
D
2-methylpent-4-ene
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