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प्रश्न
Name the process by which the various gases of the air are separated.
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उत्तर
Various gases of air are separated by fractional distillation.
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संबंधित प्रश्न
Define the term matter. What is it composed of?
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Gases have definite volume but no definite shape.
Fill in the following blanks with suitable words :
An element is made up of only one kind of ........
What is the other name for impure substances ? Give two examples of impure substances.
On the basis of composition of matter, milk is considered to be :
Which of the following does not have a fixed melting point/boiling point ?
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which one has the smallest particles ?
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| Solubility | : | 24 g | 37 g | 41 g | 55 g | 66 g |
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Fill in the following blanks with suitable words :
Miscible liquids are separated by .....................
How can you obtain pure water from a salt-water mixture (or salt-solution) ? Draw a neat and labelled diagram of the apparatus you would use to obtain pure water from a salt-water mixture (or salt-solution).
The best way to recover sugar from an aqueous sugar solution is :
Which one of the following scrap metal cannot be separated by magnetic separation ?
Matter is made up of ______.
Solid is an arrangement of particles ______.
Examples of foam are ______.
Give an example of a molecule.
Write scientific reason.
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Define the term matter.
