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WorksheetsWord Equations
Total questions: 21
Worksheet time: 21mins
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
What are the reactants in this word equation?
Carbon dioxide and oxygen
Carbon dioxide and water
Oxygen and glucose
Oxygen and water
In a chemical reaction...
New atoms are created
Atoms rearrange
Atoms are destroyed
Nothing Happens
In this chemical reaction zinc is a...
Product
Reactant
Neither
Magneisum reacts with oxygen to form magnesium oxide. The correct word equation is...
A
B
C
D
Magneisum reacts with oxygen to form magnesium oxide. The correct word equation is...
A
B
C
D
There is more than one answer.
In a word equation the REACTANTS
Are written on the left hand side of the arrow
Are used up in a chemical reaction
Are always the same
Are the substances that react together
Iron reacts with sulfur to produce iron(II) sulfide. Choose the correct word equation.
iron + solid → iron(II) sulfide
iron + sulfur → iron(II) sulfide
iron(II) sulfide + iron→ sulfur
sulfur + iron(II) sulfide → iron
What are the products when nitric acid reacts with lithium?
lithium nitrate + hydrogen gas
lithium nitric + hydrogen gas
lithium nitrate + water
lithium nitric + water
What are the products when sulfuric acid reacts with calcium carbonate?
calcium sulfur + water + carbon dioxide
calcium sulfur+ carbon dioxide
calcium sulfate + water + carbon dioxide
calcium sulfate + carbon dioxide
What is the gas produce when nitric acid is added to calcium?
oxygen
hydrogen
carbon dioxide
ammonia
Which of the following with react with hydrochloric acid to produce calcium chloride, water and carbon dioxide?
calcium
calcium nitrate
calcium oxide
calcium carbonate
Magnesium + hydrochloric acid --> _____________ + hydrogen
What is missing?
Magnesium oxide
Magnesium hydride
Magnesium chloride
Magnesium hydroxide
Sodium + chlorine
sodium chloride
sodium hydroxide
sodium oxide
sodium
