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Online Tests
Chemistry 10th Class English Medium Unit 11 Online Test MCQs With Answers
Question # 1
Alkanes are also called:
Choose an answer
olefins
Paraffins
aliphatic compound
cyclic compounds
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Question # 2
The functional group -COOH is found in.
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Aldehydes
Esters
Carboxylic acids
alcohols
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Question # 3
Wood contain the amount of carbon.
Choose an answer
70%
80%
60%
40%
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Question # 4
Which one is homocyclic compound?
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Benzene
Cyclobutane
Cyclohexane
All
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Question # 5
Coal is the mixture of
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Hydrogen
Methane
Carbon monoxide
All
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Question # 6
In which of the following groups, oxygen is attached on both sides with carbon atoms?
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Ketone
Ether
Aldehyde
Ester
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Question # 7
Which of the following statement s is not true about fossil fuels?
Choose an answer
they all contain carbon
They are renewable
they produce pollutants when burnt
they cause acid rain
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Question # 8
In laboratory urea was prepared by
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Wohler
Rutherford
Berzelius
Dalton
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Question # 9
General formula of alkyl radical is
Choose an answer
C
n
H
2n+2
C
n
H
2n-
2
C
n
H
2n+1
C
n
H
2n
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Question # 10
Who put forward the vital force theory?
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Berzelius
Wohler
Dalton
Lavoisier
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Question # 11
____________ is synthetic fiber.
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Cotton
Woal
Nylon
Silk
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Question # 12
Which of the following is the hardest coal?
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Pear
Lignite
Bituminous
Anthracite
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