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WorksheetsYear 8 Elements, Mixtures and Compounds Revision
Total questions: 14
Worksheet time: 18mins
Which of the following is not a part of an atom?
Proton
Neutron
Nucetron
Proton
When one type of atom is combined together, the result is a .....
Compound
Element
Mixture
Double atom
Explain the difference between a compound and a mixture.
How many Oxygen atoms are present in CO2
1
2
5
10
Describe one pattern in the periodic table.
How are the elements in a compound separated?
Filtration
Evaporation
Pulling them apart
Chemical reactions
Which of the states of matter (solid, liquid and gas) has the most energy in it?
Solid
Liquid
Gas
Is this a particle model of an element, mixture or compound?
Element
Mixture
Compound
Each time there is a capital letter in a chemical symbol, what does it represent?
A new compound
A name
A new element
The start of a sentence
List one difference between metals and non-metals.
Explain why this is an example of the particle model of a mixture
H2O is an example of a
(a)
He is the chemical symbol for
Helium
Heat
Hydrogen
Silver
A molecule is...
Water
When any atoms are combined together
When an atom is on its own
Always a compound
