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Online Tests
Chemistry 10th Class English Medium Unit 11 Online Test MCQs With Answers
Question # 1
Functional group of Alcohols is
Choose an answer
-COOH
-C=0
C-O-C
-OH
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Question # 2
The ability of carbon atoms to form chains or ring called.
Choose an answer
Hydrogenation
Chlorination
Cantenation
Halogenation
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Question # 3
Formula of Methyl alcohol
Choose an answer
CH
5
-OH
CH
3
-CH
2
-OH
All of them
None of these
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Question # 4
General formula of alcohols is:
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RCHO
ROH
O= R - C -OH
O = R - C- R
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Question # 5
Wood contain the amount of carbon.
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70%
80%
60%
40%
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Question # 6
Formula of Decane is.
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C
10
H
20
C
10
H
22
C
10
H
4
C
10
H
16
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Question # 7
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 # 8
Coal is the mixture of
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Hydrogen
Methane
Carbon monoxide
All
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Question # 9
The example of heterocyclic compound is.
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Benzene
Hexane
Cyclohexane
Pyridine
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Question # 10
Who put forward '' the vital force theory''?
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Kolbe
Wohler
Berzellius
Jabir - Bin - Hayan
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Question # 11
Which one of the followoing is the Hardest coal.
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Peat
Lignite
Bituminous
Anthracite
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Question # 12
The % age of carbon is bituminous is
Choose an answer
60
70
80
90
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