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LAKHMIR SINGH & MANJIT KAUR-COAL AND PETROLEUM-EXERCISE
- Describe how , fossil fuels were formed.
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- What is petroleum ? Where does petroleum occur ?
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- Describe the process of formation of petroleum .
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- What are petrochemicals ? Name any two petrochemicals.
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- Why are petrochemicals so important ?
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- Which one of the following is not a fossil fuel?
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- The major component of LPG is :
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- Which is the major component of CNG ?
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- The gas which occurs above the petroleum oil trapped under the rocks i...
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- Which of the following is being used as source of hydrogen gas needed ...
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- One of the following is not an exhaustible source of energy . This one...
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- The slow process by which the large land plants and trees buried deep...
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- Which of the following is used as a reducing agent in the extraction o...
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- Which of the following is usually referred to as 'black gold' ?
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- The various compounds present in coal tar are separated by the process...
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- Which of the following is not obtained as a fraction during the refini...
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- Which one of the following is an inexhaustible natural resource ?
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- The substance W is a folssil fuel . It occurs deep below the ground in...
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- The substance W is a folssil fuel . It occurs deep below the ground in...
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- The substance W is a folssil fuel . It occurs deep below the ground in...
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