Advertisements
Advertisements
प्रश्न
Suggest a suitable technique to separate the constituents of the following mixtures. Also give the reason for selecting the particular method.
Salt from sea water
Advertisements
उत्तर
The technique used to separate the salt from seawater is Evaporation.
Reason – Because this method is used to separate the components of the homogeneous solid-liquid mixture. In this method, sea water is collected in a shallow bed and allowed to evaporate in the sun. When all the water is evaporated, salt is left behind. By this method, we only get solid and liquid is evaporated in its vapour form.
APPEARS IN
संबंधित प्रश्न
Differentiate between:
pure and impure substances
Tick the most appropriate answer
The methods of separating components of a given mixture are based on the
- physical properties and state of the components.
- colour of the components only.
- state of the components.
- none of these
Fill in the blank
A ________ substance has only one kind of matter.
How can you separate iron metal from non-magnetic impurities ?
State any one method – to separate the following mixtures – A liquid-liquid mixture containing – two immiscible'' liquids having different densities
State any one method – to separate the following mixtures – A liquid-liquid mixture containing – two miscible liquids having different boiling points.
Select the correct answer from the choice given below to complete the sentence :
The reactive element from the two monoatomic elements is _____________.
A mixture of powdered salt and sugar can be separated by the process of winnowing.
Separation of sugar from tea can be done with filtration.
Grain and husk can be separated with the process of decantation.
