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Fractional Distillation and Petrochemicals

Fill in the b...

Question

Fill in the blanks.

(a) Fossil fuels are, and
(b) Process of separation of different constituents from petroleum is called .
(c) Least polluting fuel for vehicles is

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Solution

Fossil fuels are coal, petroleum and natural gas.
The fuels formed from the dead remains of living organisms (fossils are known as fossil fuels.
(b)
The process of separation of different constituents from petroleum is called refining.

The petroleum gas, petrol, diesel, kerosene, paraffin wax, lubricating oil are obtained by this process. It is carried out in a petroleum refinery.

(c)

The least polluting fuel for vehicles is CNG (Compressed Natural Gas).

It is a very important fossil fuel because it is easy to transport, and it creates less smoke and pollution.

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Q. Fill in the blanks:

(a) Fossil fuels are ______, ______ and ______
(b) Process of separation of different constituents from petroleum is called _____.
(c) Least polluting fuel for vehicle is _____.

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(a) Fossil fuels are ________, ________ and _________.

(b) Process of separation of different constituents from petroleum is called _________.

(c) Least polluting fuel for vehicles is __________.

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(a) Fossil fuels are ___ , ___ and ___ .

(b) Coal contains mainly ___ .

(c) The slow process of conversion of dead vegetation into coal is callled ___ .

(d) The process of separation of different constituents from petroleum is called ___ .

(e) The least polluting fuel for vehicles is ___ .

(f) The burning of fossil fuels causes air ___ and also leads to global ___ .

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(a) The slow process of conversion of dead vegetation into coal is called__________.

(2)
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(b) Coal and petroleum are formed from the dead remains of organisms and are known as __________.

(3)
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(c) The black thick liquid with __________ smell is known as coal tar.

(4)
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(d) During the processing of coal to get coke, coal tar and __________ are also obtained.

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(e) The process of separating the various constituents of petroleum is known as __________.

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(f) Excessive burning of fossil fuels is a major cause of __________.

What is the least polluting fuel for the vehicles?

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Fractional Distillation and Petrochemicals

Standard X Chemistry

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