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Coal and Petroleum Test - 26

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Coal and Petroleum Test - 26
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Weekly Quiz Competition
  • Question 1
    1 / -0
    What odorant is added to LPG to detect the leakage with smell?
    Solution
    As LPG is odorless and the organo-sulphur compound has an unpleasant smell.

    Hence, to detect the leakage, ethyl mercaptan (ethanethiol) is added to LPG which is an organo-sulfur compound.

    Therefore, option $$B$$ is correct.
  • Question 2
    1 / -0
    Which among the following is used to prepare detergents and plastics?
    Solution
    Petrochemicals are the chemical compounds obtained from petroleum. They are used for making detergents, solvents, elastomers, lubricants, gels, polymers, plastics, fibers, adhesives, etc.
  • Question 3
    1 / -0
    Which petroleum product is used in making candles?
    Solution
    Candles are made up of paraffin wax. It is a petroleum by-product obtained during refinery.
    Hence, option $$C$$ is correct.
  • Question 4
    1 / -0
    Which of the following product is solid petroleum?
    Solution

    Among the following options, Paraffin wax is solid petroleum. It is a soft colorless solid derived from petroleum, coal, or shale oil that consists of a mixture of hydrocarbon molecules containing between twenty and forty carbon atoms. 

    Thus, option B is correct.

  • Question 5
    1 / -0
    Naphthalene balls are prepared from:
    Solution
    Naphthalene is industrially prepared from coal tar. 
  • Question 6
    1 / -0
    Naphthalene balls that are used as insect repellents are obtained from:
    Solution
    Coal tar is used to make naphthalene balls apart from the industrial production of dyes, paints, photographic materials, etc.
  • Question 7
    1 / -0
    Main component of C.N.G is
    Solution
    C.N.G. is compressed natural gas. The main component of C.N.G. is the first member of the alkanes family that is methane. It is stored at high temperatures.
    The other components present in C.N.G. are:
    • Ethane
    • Propane
    • Nitrogen
    • Carbon dioxide
    • Hydrogen sulphide
    • Traces of water
    So the correct answer is $$B$$.
  • Question 8
    1 / -0
    Hydrogen gas is obtained from:
    Solution
    Hydrogen gas is obtained from $$\text{natural gas}$$. Hydrogen gas produced from natural gas is used in the production of fertilizers (urea).
    Option $$C$$ is correct.
  • Question 9
    1 / -0
    Secondary fuel among the following is:
    Solution
    The artificial fuel which is made of chemical conversions or the fuel which we get by processing the primary fuel is called secondary fuel. Methane, water gas and LPG are secondary fuel.
  • Question 10
    1 / -0
    Generally natural gas is associated with the:
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