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WorksheetsC1 3.2 and 3.3 Word Equations and Fuels
Total questions: 21
Worksheet time: 11mins
Which symbol shows a chemical reaction has occured?
A
B
C
D
A physical change is the same as a chemical change
TRUE
FALSE
Identify the product(s) in this word equation
Sodium
Sodium chloride
Sodium and Chlorine
Sodium and sodium chloride
In a word equation the REACTANTS
Are written on the right hand side of the arrow
Are produced in a chemical reaction
Are always the same
Are the substances that react together
The products in this reaction are?
Two solids
One solid and one gas
Three solids and a gas
Two solids and a gas
The new substances formed in a chemical reaction are called
Reactants
Atoms
Products
Reagents
In a chemical reaction...
New atoms are created
Atoms rearrange
Atoms are destroyed
Nothing Happens
Magneisum reacts with oxygen to form magnesium oxide. The correct word equation is...
A
B
C
D
What are the reactants in this word equation?
Carbon dioxide and oxygen
Carbon dioxide and water
Oxygen and glucose
Oxygen and water
In this chemical reaction zinc is a...
Product
Reactant
Neither
What is another name for burning?
Neutralisation
Combustion
Thermal decomposition
Displacement
What is produced in complete combustion of a fuel?
Carbon
Carbon monoxide
Carbon monoxide and water
Carbon dioxide and water
How much carbon dioxide is made when 12g of carbon react with 32g of oxygen?
20g
12g
44g
88g
Which one of the following is not a fossil fuel?
Wood
Coal
Petrol
Natural Gas
Why do we burn a fuel?
To have fun
To release energy
To lose energy
To produce carbon dioxide
What are the products of combustion?
Hydrogen + oxygen
Carbon dioxide + water
Carbon dioxide + hydrogen
Carbon + water
What does this hazard symbol warn of?
The substance is explosive
The substance burns easily
The substance supplies oxygen to fires
The substance puts out fires
