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Online Tests
Chemistry 10th Class English Medium Unit 11 Online Test MCQs With Answers
Question # 1
Natural gas is 85% methane, It is used to make the follwing except.
Choose an answer
Carbon black
Ethane
Propane
Both b and c
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Question # 2
General formula of alcohols is:
Choose an answer
RCHO
ROH
O= R - C -OH
O = R - C- R
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Question # 3
What is the percentage of carbon in anthracite?
Choose an answer
60%
70%
80%
90%
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Question # 4
Petroleum is refined by:
Choose an answer
destructive distillation
fractional distillation
simple distillation
dry distillation
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Question # 5
Which one of the following is a synthetic fibre?
Choose an answer
Cotton
Wool
nylon
silk
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Question # 6
Organic compounds contain:
Choose an answer
ionic bond
Covalent bond
Metallic bond
Co-ordinate covalent
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Question # 7
The strong heating of coal in retoris in the absence of air is called.
Choose an answer
Fractional distillation
Sublimation
Roasting
Destructive distillation
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Question # 8
The % age of carbon is lignite is
Choose an answer
60
70
80
90
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Question # 9
The strong heating of coal in the absence of air is called.
Choose an answer
Carbonization
Destructive distillation
Fractional distillation
All
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Question # 10
What one of the following does not contain protein?
Choose an answer
Pulses
Potatoes
Beans
Eggs
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Question # 11
Identify which one of the following compounds is a ketron?
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(CH
3
)
2
CHOH
(CH
3
)
2
CHCl
(CH
3
)
2
CO
(CH
3
)
2
CHCl
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Question # 12
Functional group of Alcohols is
Choose an answer
-COOH
-C=0
C-O-C
-OH
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