MEDIUM
6th ICSE
IMPORTANT
Earn 100
Heterogeneous mixtures have different compositions and properties throughout the mixture.
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Important Questions on Elements, Compounds & Mixtures
HARD
6th ICSE
IMPORTANT
Name the following:
A black non-metallic component of the mixture - gunpowder.
MEDIUM
6th ICSE
IMPORTANT
Name the following:
A physical method of separating iron from an iron-sulphur mixture.
MEDIUM
6th ICSE
IMPORTANT
Name the following:
The component of the soluble solid-liquid mixture which is lost to the atmosphere on heating.
MEDIUM
6th ICSE
IMPORTANT
Name the following:
The component of a naphthalene-sodium chloride mixture, which remains in the evaporating dish when heated together, covered with a funnel.
MEDIUM
6th ICSE
IMPORTANT
Name the following:
A mixture of two immiscible liquids.
HARD
6th ICSE
IMPORTANT
Give a reason for the following:
Naphthalene and camphor cannot be separated by sublimation.
MEDIUM
6th ICSE
IMPORTANT
Give reasons for the following:
Sodium chloride cannot be separated out from its aqueous solution by filtration.
MEDIUM
6th ICSE
IMPORTANT
Give reasons for the following:
Two varieties of wheat flour cannot be separated by sieving.
