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Q 1/41
Score 0
It is a material made up of two or more different substances which are physically combined.
30
solute
element
mixture
solvent
Q 2/41
Score 0
Which is not true about a mixture?
30
They cannot be separated
No new substanct is produced when components are mixed.
It can be solid, liquid or gas
It is a combination of two or more substances
41 questions
Q.
It is a material made up of two or more different substances which are physically combined.
1
30 sec
Q.
Which is not true about a mixture?
2
30 sec
Q.
Which type of mixture contains substances that are evenly mixed and is uniform in terms of physical appearance?
3
30 sec
Q.
Which type of mixture contains component substances that are usually easy to distinguish in physical appearance?
4
30 sec
Q.
Which of the following materials does not belong to the group?
5
30 sec
Q.
The liquid that is used to dissolve another substance is called _____
6
30 sec
Q.
Which of the following materials does not dissolve in water?
7
30 sec
Q.
What do you call the substance that easily dissolves in a solvent?
8
30 sec
Q.
A --------- is a substance, generally a liquid, capable of dissolving other substances.
9
30 sec
Q.
What is the meaning of solubility?
10
30 sec
Q.
Which of the following is not the characteristics of homogeneous mixtures?
11
30 sec
Q.
Fruit salad is an example of what kind of mixture?
12
30 sec
Q.
What kind of mixture is apple juice powder mixed with water?
13
30 sec
Q.
Which of the following materials does not dissolve in water?
14
30 sec
Q.
It is another form of mixture where its dispersed particles do not settle at the bottom of the container because they are light enough to stay dispersed in the disperal medium
15
30 sec
Q.
It is a heterogeneous mixture in which solute particles of the dispersed ingredients of the dispersed ingredients are not really dissolved in the liquid but settle later on at the bottom of the container
16
30 sec
Q.
Which of the following is an example of colloid?
17
30 sec
Q.
Which of the following is an example of suspension?
18
30 sec
Q.
What is an emulsion?
19
30 sec
Q.
It is a mixture of two or more liquids that are normally unmixable.
20
30 sec
Q.
What is the difference between a suspension and a colloid?
21
30 sec
Q.
Which mixture cannot be separated by picking?
22
30 sec
Q.
Which mixture can be separated by picking?
23
30 sec
Q.
What method is used to separate rocks into different sized particles for road building and other construction projects?
24
30 sec
Q.
To separate grains from husk, which process of separating mixture is applicable?
25
30 sec
Q.
It is the process of separating solid substances from a liquid using a filter paper or any cloth that can be used as a filtering medium.
26
30 sec
Q.
Which statement best describes the process of separating mixture through a funnel?
27
30 sec
Q.
It is the process of separating mixture which magnetically material is attracted from a mixture using a magnetic force.
28
30 sec
Q.
The following materials are magnetic except ________
29
30 sec
Q.
Which is the best way to get salt from a salty water?
30
30 sec
Q.
Where does the liquid go during evaporation process?
31
30 sec
Q.
A technique used to separate substances from a liquid by allowing the solids to settle to the bottom of the mixture
32
30 sec
Q.
Which of these is not a method in separating mixtures?
33
30 sec
Q.
This is a separating technique that separates the insoluble substances to a solvent such as decanting and centrifuging.
34
30 sec
Q.
This is done by letting the mixture to settle and separate by gravity, or by taking out the layers of liquid
35
30 sec
Q.
What is the process by which water changes from liquid to gas of vapor?
36
30 sec
Q.
Which of the following mixture can be separated by decantation?
37
30 sec
Q.
What method is useful in cleaning oil spills?
38
30 sec
Q.
What is the best way of separating a teaspoon of iron fillings froma a teaspon of fine sand?
39
30 sec
Q.
A technique in which two or more components of mixture are separated based on differences in their sizes.
40
30 sec
Q.
The process is which a solid changes directly into a gaseous state on heating is called _________.
