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Question-1
The only alcohol which is safe to drink.
(A)
Methanol
(B)
Ethanol
(C)
Propanol
(D)
Butanol
Question-2
Unsaturated hydrocarbons with double bond between carbon atoms are called:
(A)
Alkenes
(B)
Alkanes
(C)
Alkynes
(D)
Boranes
Question-3
The catalyst used in the hydrogenal ion of unsaturated hydrocarbons:
(A)
Platinum
(B)
Aluminium
(C)
Nickel
(D)
Iron
Question-4
The simplest alkane is:
(A)
Propane
(B)
Butane
(C)
Pentane
(D)
Methane
Question-5
Ethanol burns with a clear flame giving:
(A)
CO
2
and H
2
O
(B)
CO
2
and H
2
(C)
C and H
2
(D)
H
2
and N
2
Question-6
The alkane used in portable blow - torches and gas - lighters.
(A)
Propane
(B)
Methane
(C)
Butane
(D)
Ethane
Question-7
A weak solution of ethanoic acid is called:
(A)
Ethanal
(B)
Ethanol
(C)
Wine
(D)
Vinegar
Question-8
The hydrocarbons used as refrigerants in fridges and air conditioning units.
(A)
Trichloro ethane
(B)
Chloroform
(C)
Hydroflurocarbons
(D)
Chloroflurocarbons
Question-9
The alkyne used in welding torches:
(A)
Ethyne
(B)
Propyne
(C)
Butyne
(D)
Pentyne
Question-10
The unsaturation of ethene can be tested using:
(A)
CO
2
(B)
Iodine vapour
(C)
Litmus paper
(D)
Bromine water
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Cambridge Secondary Grade 9
IGCSE
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