
separation techniques
Presentation
•
Moral Science, Chemistry, Science
•
KG - 10th Grade
•
Hard
Mayar Mahmoud
FREE Resource
7 Slides • 24 Questions
1
Separation techniques
Mayar Mahmoud
2
Multiple Choice
Name the separation technique
Filtration
Evaporation
Centrifugation
Distillation
3
Multiple Choice
In a salt water solution ...
Salt is the solute and water is the solvent
Salt is the solvent and water is the solute
4
Matter
Physical properties
particle size
density
solubility
boiling and melting points
magnetism
electrostatic attraction
5
Sieving
A separation technique where particles are separated by size
Subject | Subject
Some text here about the topic of discussion
6
Density
The mass of a substance per unit volume
Subject | Subject
Some text here about the topic of discussion
7
Sedimentation
A separation technique where insoluble particles suspended in mixtures are allowed to settle from liquid or gas , often when liquid or gas is stationary
Subject | Subject
Some text here about the topic of discussion
8
Decantation
A separation technique which involves pouring liquid from above insoluble particles that had settled at the bottom of mixture
Subject | Subject
Some text here about the topic of discussion
9
Miscibility
The ability of a liquid solute to dissolve in a liquid solute
Subject | Subject
Some text here about the topic of discussion
10
Multiple Choice
Name the separation technique
Distillation
Crystallisation
Evaporation
Condensation
11
Multiple Choice
Name the separation technique
Filtration
Evaporation
Centrifugation
Distillation
12
Multiple Choice
Name the separation technique
Filtration
Evaporation
Distillation
Separation
13
Multiple Choice
Name the separation technique
Centrifuge
Crystallisation
Distillation
Evaporation
14
Multiple Choice
Name the separation technique
Distillation
Crystallisation
Evaporation
Condensation
15
Multiple Choice
True or false: Magnets can be used to separate iron filings from sand
True
False
16
Multiple Choice
Name the separation technique
Centrifuge
Crystallisation
Distillation
Evaporation
17
Multiple Choice
Which of the following techniques can we use to separate homogeneous mixtures?
Crystallisation
Distillation
Evaporation
All of the above
18
Multiple Choice
Name the separation technique
Filtration
Evaporation
Distillation
Separation
19
Multiple Choice
In a salt water solution ...
Salt is the solute and water is the solvent
Salt is the solvent and water is the solute
20
Fill in the Blanks
Type answer...
21
Multiple Choice
True or false: Magnets can be used to separate iron filings from sand
True
False
22
Multiple Choice
True or false: Sieving can be used to separate a mixture with two solid components of different sizes
True
False
23
Multiple Choice
True or false: Decanting is a technique that can be used to separate a salt water solution
True
False
24
Multiple Choice
What is the basis for separating the components of a mixture through distillation?
freezing point of the substances
room temperature
decaying period
boiling point of the substances
25
Multiple Choice
The image shows a mixture of concrete nails and saw dusts. What technique is best to use to separate the nails from the saw dusts?
sieving
chromatography
decantation
magnetic separation
26
Multiple Choice
Water is the univeral ____.
solute
solvent
solution
27
Multiple Choice
solute + solvent =
solution
equation
28
Multiple Choice
29
Multiple Choice
Mixture of sugar and hot water.
Homogeneous
Heterogeneous
30
Multiple Choice
Homogeneous
Heterogeneous
31
Multiple Choice
Homogeneous
Heterogeneous
Separation techniques
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