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WorksheetsQuiz 3 Mixtures and material changes
Total questions: 24
Worksheet time: 11mins
Air is a mixture.
True
False
A mixture is not pure. It is made up of many different kinds of particles that are mixed together.
True
False
What do you call the mixture of metals?
(a)
It is a mixture of copper and tin.
Bronze
Steel
Brass
Solder
It is a mixture of iron and carbon. Sometimes chromium and nickel.
Bronze
Steel
Brass
Solder
It is used to separate mixtures of two liquids.
(a)
Describe the given diagram.
A mixture of two elements
A mixture of five elements
A mixture of 2 elements and 3 compounds
A mixture of compounds
Which diagram shows a mixture of 1 compound and 1 element?
Which diagram shows a mixture of 2 compounds and 2 elements?
What do you call the resulting paper used for separating different colours?
(a)
It is a mixture separation technique used to study dyes in food.
evaporation
chromatography
filtration
magnetism
What will you use to separate the iron fillings from the sand?
Water
Magnet
Beaker
Filter paper and funnel
What do you call a solid that will not dissolve in water?
(a)
It is the measure of how much of a solute will dissolve in solvent.
(a)
Identify A in the given diagram.
residue
filter
filtrate
solute
Identify the change in matter based from the given gif.
Cooking egg
Physical change
Chemical change
Identify the change in matter based from the given gif.
Boiling water
Physical change
Chemical change
In a physical change, no new substance is formed.
true
false
In a chemical change, a new substance is formed.
true
false
Given the word equation about burning:
Magnesium + Oxygen --> Magnesium oxide
What is/are the product(s)?
(a)
When magnesium metal is burnt, a white powder is formed.
true
false
What will be the name of a compound composed of Calcium, Carbon and Oxygen?
Proper capitalization is needed.
(a)
You can test for carbon dioxide with a lighted splint. Carbon dioxide will make the splint go out.
true
false
Complete the word equation below about reaction of metals and acids:
Zinc + Sulfuric acid --> (a) + Hydrogen
Proper capitalization is needed.
