CBSE Questions for Class 8 Chemistry Coal And Petroleum Quiz 3 - MCQExams.com

The density of coal is _______ when compared to coke.
  • more
  • less
  • same
  • can't say anything

List IList II
AKeroseneIMetalling of roads
BDieselIIJet aircraft fuel
CParaffin WaxIIIGeneration of electricty
DBitumenIVLubricants
  • (A)-I, (B)-II, (C)-III, (D)-IV
  • (A)-I, (B)-III, (C)-IV, (D)-II
  • (A)-II, (B)-III, (C)-IV, (D)-I
  • (A)-IV, (B)-II, (C)-III, (D)-I4
Which amongst the following is not free state of carbon?
  • Diamond
  • Graphite
  • Coke
  • Petrol
Coke is used in the preparation of :
  • Water gas
  • Producer gas
  • Graphite artificially
  • All of the above
Which of the following products are obtained from fossil fuels?
  • Coal
  • Coke
  • Coal tar
  • Coal gas
__________ is widely used as fuel in factories and thermal power stations.
  • Petroleum
  • LPG
  • Coal
  • CNG
Fossil fuels are :
  • Coal
  • Biogas
  • Natural gas
  • Petroleum
Natural gas is transported mainly by
  • Pipelines
  • Trucks
  • Barges
  • All three equally
Petroleum is a dark coloured, viscous, strong smelling liquid.
  • True
  • False
When an oil well is drilled through rocks _______ comes out first.
  • coal gas
  • marsh gas
  • natural gas
  • gas carbon
What is petroleum commonly called?
  • Black gold
  • Yellow gold
  • Green gold
  • Blue gold
In LPG cylinder, the gas filled is in the liquefied state.
  • True
  • False
Process used in purification of water is:
  • carbonation
  • carboxylation
  • carbonisation
  • chlorination
Select the correct alternative(s).
Coal is a fossil fuel and it cannot be prepared in a laboratory or industry because the formation of coal: 
(A) is a very slow process.
(B) needs very low pressure and low temperature
(C) needs very high pressure and high temperature.
(D) causes air pollution
  • A and B
  • B and D
  • C and A
  • D and A
Coal and petroleum are called ________.
  • Fossil fuels
  • Renewable energy
  • Green energy
  • Natural fuels
Thermal power plants make use of:
  • fast flowing water
  • Uranium and Thorium
  • coal, petroleum and natural gas
  • None of these
Petroleum is:
  • a renewable resource
  • a non renewable resource
  • synthetic and biodegradable
  • infinite and unconventional
LPG used as domestic fuel is mixed with a strong smelling volatile liquid for __________.
  • better combustion
  • good smell/fragrance
  • detection of gas leakage
  • higher calorific value
Petroleum is soluble in water.
  • True
  • False
In LPG cylinder, the gas is liquefied by ___________.
  • Increasing volume
  • Applying pressure
  • Increasing temperature
  • None of the above
The gas oil fraction of petroleum has the highest boiling point?
  • True
  • False
State True or False:
The main constituent of liquefied petroleum gas is ethane.
  • True
  • False
Petroleum is refined by:
  • fractional distillation
  • destructive distillation
  • distillation
  • all of these
Which of the following is a fossil fuel?
Tar
Coal
Petroleum
  • $$1$$ only
  • $$1$$ and $$2$$ only
  • $$2$$ and $$3$$ only
  • $$1,2$$ and $$3$$
Lead particles are released into the air by the burning of ___________.
  • coal in thermal power stations
  • petrol in automobiles
  • biomass in chullahs
  • LPG for cooking
Which of the following is used as fuel?
  • Gasoline
  • Ether
  • Pitch tar
  • Grease
Match the following.
Column IIColumn II
Paraffin wax(p) Domestic fuel
Petrol(q) Used for manufacturing steel
LPG(r) Candles
Coke(s) Aviation Fuel
  • 1 - (p); 2 - (q); 3 - (r); 4 - (s)
  • 1 - (q); 2 - (p); 3 - (r); 4 - (s)
  • 1 - (s); 2 - (r); 3 - (p); 4 - (q)
  • 1 - (r); 2 - (s); 3 - (p); 4 - (q)
Which of the following statements is correct?
  • LPG is petroleum gas in liquid form.
  • LPG is liquefied methane.
  • LPG is liquefied propane.
  • LPG is a mixture of methane and ethane.
When a well is drilled through the rock, ................ comes out first.
  • petroleum
  • natural gas
  • crude oil
  • residual oil
Petroleum is a renewable fossil fuel
  • True
  • False
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