Advertisements
Advertisements
प्रश्न
Suggest separation technique(s) one would need to employ to separate the following mixture.
Common salt, water and sand
Advertisements
उत्तर
Filtration will separate salt solution (salt and water) and sand. Evaporation of salt solution will separate salt from the solution.
APPEARS IN
संबंधित प्रश्न
Name the process you would use to separate a mixture of two miscible liquids (like acetone and water).
The chemical which can be used to separate a mixture of carbon powder and sulphur powder successfully is :
Give reason:
Why sulphur does dissolve when carbon disulphide is added to a mixture of iron and sulphur but not when it is added to iron sulphide?
Why do we need pure substances?
Name two substances insoluble in water.
Write “true” or “false” for the following statement
Salt and air dissolved in water add taste to water.
Give reasons for the following:
Naphthalene and camphor cannot be separated by sublimation.
Four atoms of hydrogen combine with one atom of carbon to give methane [CH4]. State the valency of carbon.
Differentiate between a homogenous and a heterogeneous mixture with one example of each in the (a) solid-solid (b) solid-liquid If (c) liquid-liquid state of the mixture.
Complete the given analogy.
Iron – sulphur mixture : ______:: Mustard seeds from Urad-dhal: Rolling
