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Process of Obtaining Different Gases from Air

How can we ob...

Question

How can we obtain different gases from air?

A

By fractional distillation

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B

By simple distillation

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C

By using a separating funnel

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D

All of the above

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Solution

The correct option is A
By fractional distillation

We can obtain different gases from air by fractional distillation of liquid air.

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Q. To separate gases by fractional distillation:

Q. How is fractional distillation different from simple distillation?

Q. _______ of air is used to obtain nitrogen, oxygen, and argon and other atmospheric noble gases by separating the air components by fractional distillation in a cryogenic air separation unit.

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Q. Fill in the following blanks with suitable words :
(a) Miscible liquids are separated by .........................
(b) Immiscible liquids are separated by using a ........................
(c) A mixture of kerosene and petrol can be separated by ........................
(d) The separation of liquids by fractional distillation is based on the difference in their ............................
(e) The gases of air can be separated by fractional distillation of liquid air because they have different ......................
(f) A heterogeneous mixture of liquid and solid is conveniently separated by ............................
(g) If a mixture contains iron filings as one of the constituents, it can be separated by using a .......................

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Process of Obtaining Different Gases from Air

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