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प्रश्न
Name the process which can be used to purify an impure sample of copper sulphate.
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उत्तर
An impure sample of copper sulphate can be purified by the process of crystallization.
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संबंधित प्रश्न
Which one is a kind of matter:
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On the basis of composition of matter, milk is considered to be :
A, B and C are all liquids. Liquid A has a comparatively low boiling point. On heating, liquid A vaporises completely without leaving behind any residue. Liquid A is being used increasingly as a fuel in motor vehicles either alone or by mixing with petrol. Liquid B has a very high boiling point. It also vaporises completely on heating, without leaving any residue. Liquid B is a conductor of electricity and used in making thermometers. Liquid C has a moderate boiling point. On heating, liquid C vaporises leaving behind a white solid D which is used in cooking vegetables. The condensation of vapours from C give a liquid E which turns anhydrous CuSO4 to blue.
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(c) Which liquid could be a compound ? Name this compound.
(d) What could the solid D be ?
(e) What do you think is liquid E ?
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Fill in the following blanks with suitable words :
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What's the solution?
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Which of the following are homogeneous in nature?
(i) ice
(ii) wood
(iii) soil
(iv) air
The most reactive metal is ______.
In Aerosol the dispersed phase is liquid and the dispersion medium is gas.
Compressibility of solids: ______.
Define the term matter.
