Chemistry - Petroleum
Exam Duration: 45 Mins Total Questions : 15
The veriety of coal having the highest percentage of carbon content is
- (a)
lignite
- (b)
peat
- (c)
anthracite
- (d)
bituminous
kerosene oil is mixture of
- (a)
aliphatic hydrocarbons
- (b)
alicyclic hydrocarbons
- (c)
aromatic hydrocarbons
- (d)
alicyclic and aromatc hydrocarbons
octane number is connected with
- (a)
kerosene
- (b)
petrol
- (c)
diesel oil
- (d)
heavy oil
Which of the fractions of pertroleum with boiling ranges of one of the following is know as gasoline?
- (a)
300c to 700c
- (b)
700c to 1200c
- (c)
1500c to 3000c
- (d)
2500c to 4000c
Wax,of which candle is made ,is a mixture of
- (a)
aliphatic hydrocarbons
- (b)
alicyclic hydrocarbons
- (c)
aromatic hydrocarbons
- (d)
alicyclic and aromatic hydrocarbons
The chief constituent of coal tar is
- (a)
alphatic compounds
- (b)
aromatic compounds
- (c)
alkanes
- (d)
alkenes
The best antiknock compound is
- (a)
ethyl magnesium chloride
- (b)
sodium ethoxide
- (c)
zinc ethyl
- (d)
lead tetraethyl
A sample of petrol contains 30% n-heptane and 70% iso-octane.The octane number of the sample is
- (a)
30
- (b)
70
- (c)
15
- (d)
35
Kerosene oil is not used for the manufacture of scaps because
- (a)
it is inflammable
- (b)
it is poisonous
- (c)
it has disagreeable odour
- (d)
it consists of mixture of hydrocarbons
The compressed gas (know as LPG)available in cooking gas cylinders is a mixture
- (a)
C6H6 + C6H5CH3
- (b)
C4H10 + C3H8
- (c)
C2H4+C2H2
- (d)
C2H4+ CH4
paraffin wax is
- (a)
an ester
- (b)
an alcohol
- (c)
unsaturated hydrocarbons
- (d)
saturated hydrocarbons
From coal tar distillation which one of the following is not obtained?
- (a)
light oil
- (b)
middle oil
- (c)
heavy oil
- (d)
mobile oil
Out of the following the hardest is
- (a)
peat
- (b)
lignite
- (c)
Anthracite
- (d)
graphite
The mainsource of aromatic compounds is
- (a)
wood
- (b)
coal gas
- (c)
pertroleum
- (d)
coal tar
In catalytic cracking hydrocarbons the catalyst generally used is
- (a)
Pd
- (b)
Reny nickel
- (c)
Pt+Ni
- (d)
Clay/alumina/Sio2
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