Question

Mixture of sand and sulphur may best be separated by:
a) Fractional crystallization from aqueous solution
b) Magnetic method
c) Fractional distillation
d) Dissolving in CS2 and filtering

Answer 1

d) Dissolving in CS2 and filtering

Answer 2

Answer:

D)

Explanation:

Filter the solution and evaporate it to get sulphur. Sand is dried on filter paper. Collect the residue (Sand and Sulphur powder)and dissolve it in carbon disulphide, CS2. Sulphur dissolves in carbon disulphide but sand is insoluble in carbon disulphide