WorksheetsSeparation of components of mixture
Total questions: 25
Worksheet time: 13mins
The solid that remains on the filter paper after filtration is known as _______.
solution
solute
particles
residue
A technique in which two liquids are separated by a cyclic process of evaporation and condensation is known as ________.
distillation
chromatography
filtration
evaporation
A coffee filter is used to separate the liquid coffee from the grounds. This is a suitable example for _______.
sublimation
distillation
filtration
evaporation
Sublimation is a technique that helps chemists to _________ substances.
break
purify
convert
freeze
Which method is used to separate pebbles and stones from sand?
Handpicking
Winnowing
Sieving
Both b & c
A mixture of ammonium chloride and sand is separated by _________.
evaporation
decantation
sublimation
filtration
The property which forms the basis of sieving is __________.
difference in weight
difference in color
difference in shape
difference in size
X is a separation technique based on the difference in weights of the solid in a solid-solid mixture. What is X?
Sieving
Handpicking
Threshing
Winnowing
Identify the type of mixture from this picture.
solution
homogeneous
heterogeneous
suspension
Iodine can be separated from a mixture of iodine and sand by the process of _________.
sublimation
decantation
filtration
evaporation
The picture shows a solution of copper sulphate. Which of the following statements is correct?
Copper sulphate is insoluble in water and can be separated using filtration.
Copper sulphate is soluble in water and can't be separated using evaporation.
Copper sulphate is insoluble in water and can be separated using sedimentation.
Copper sulphate is soluble in water and can be separated using evaporation.
Substances like _____ can be removed from a mixture by the process of sublimation.
wood
ash
camphor
sodium chloride
Insoluble impurities from muddy water can be removed by using _________.
sedimentation
evaporation
handpicking
sieving
____________is a method to separate light husk from heavier grains like wheat
Handpicking
Sieving
Winnowing
Blowing
At construction sites, sand is separated by __________from gravel.
filtration
sedimentation
sieving
decantation
What is the method of separation shown?
magnetic separation
filtration
centrifugation
evaporation
Which of these is not a pure substance?
Oxygen
Hydrogen
Air
Helium
Which of these can be used as a filter?
All of the above
We may separate pebbles from pulses and rice using ____.
sieving
handpicking
winnowing
filtration
Naphthalene balls reduce in size due to _____.
filtration
sublimation
evaporation
condensation
Identify the separation technique.
Sieving
Winnowing
Handpicking
Threshing
How is the butter being obtained in this picture?
Sedimentation
Centrifugation
Stirring
Distillation
Four mixtures are given below .Which of these can be separated by the method of winnowing?
(i) and (ii)
(ii) and (iii)
(i) and (iii)
(iii) and (iv)
Identify the parts labelled A and B
A- Filtrate; B – Residue
A- Residue; B- Filtrate
A- Filtered water; B- Mud
A- Dirt; B- Water
Which separation technique is shown in the picture given below?
Evaporation
Condensation
Distillation
Precipitation
