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Online Tests
Chemistry 10th Class English Medium Unit 11 Online Test MCQs With Answers
Question # 1
Which one is heterocyclic compound?
Choose an answer
Benzene
Cyclobutane
Thiophene
Nephthalene
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Question # 2
Alkyl radical is derivative of
Choose an answer
Alkane
Alkene
Alkyne
All
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Question # 3
The branch of chemistry which deals with the study of hydrocarbons and their derivatives is known as.
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Organic chemistry
Inorganic chemistry
Biochemistry
Nuclear chemistry
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Question # 4
Which one contains double covalent bound?
Choose an answer
Pentane
Ethylene
Acetylene
All
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Question # 5
The 1st organic compound prepared in laboratory.
Choose an answer
Urea
NaCl
Thiourea
Pyridine
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Question # 6
Which of the following is the hardest coal?
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Pear
Lignite
Bituminous
Anthracite
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Question # 7
Number of discovered element till today are.
Choose an answer
140
118
90
16
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Question # 8
General formula of Alkyl radical is..
Choose an answer
C
6
H
2n-2
C
n
H
2n+2
C
11
H
2n-1
C
n
H
2n-2
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Question # 9
The % age of carbon in peat is :
Choose an answer
60%
70%
80%
90%
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Question # 10
What is the percentage of carbon in anthracite?
Choose an answer
60%
70%
80%
90%
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Question # 11
Petroleum is refined by:
Choose an answer
destructive distillation
fractional distillation
simple distillation
dry distillation
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Question # 12
Carbonization process is the conversion of
Choose an answer
Coal into coal gas
Coal into wood
Wood into coal
Wood into coal tar
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Question # 13
In which of the following groups, oxygen is attached on both sides with carbon atoms?
Choose an answer
Ketone
Ether
Aldehyde
Ester
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