MEDIUM
7th ICSE
IMPORTANT
Earn 100
The following processes are used for separating mixtures: filtration, distillation, sublimation, solvent extraction, evaporation, fractional distillation, fractional crystallisation, chromatography. Select from these the process used in the following separation:
(g) Sawdust from a mixture of sawdust and salt.
Important Questions on Separation (Experimental) Techniques
MEDIUM
7th ICSE
IMPORTANT
Name the method you will employ to separate: (a) suspended solids in liquids.
MEDIUM
7th ICSE
IMPORTANT
Name the method you will employ to separate: insoluble solids, one having higher density than that of the other.
MEDIUM
7th ICSE
IMPORTANT
Name the method you will employ to separate: mixture of two solids, both have different solubilities in the same solvent.
MEDIUM
7th ICSE
IMPORTANT
Name the method you will employ to separate: soluble solids from liquid.
MEDIUM
7th ICSE
IMPORTANT
Name the method you will employ to separate: immiscible liquids.
MEDIUM
7th ICSE
IMPORTANT
Name the method you will employ to separate: miscible liquids.
MEDIUM
7th ICSE
IMPORTANT
What process would you use to separate and collect alcohol (boiling point ) from a mixture of alcohol and water? Assume that the boiling point of water is .
HARD
7th ICSE
IMPORTANT
Briefly explain paper chromatography with an example.
