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WorksheetsClassifying Reactions Quiz
Total questions: 15
Worksheet time: 23mins
Identify the following chemical reaction.
2 NaBr + 1 Ca(OH)2 ----> 1 CaBr2 + 2 NaOH
Synthesis
Decomposition
Single replacement
Double replacement
Identify the following chemical reaction.
Pb + FeSO4 ----> PbSO4 + Fe
Synthesis
Decomposition
Single replacement
Double replacement
What reaction has the following general formula:
AB --> A + B
Synthesis
Decomposition
Single Replacement
Double Replacement
Combustion
What reaction has the following general formula:
A + B --> AB
Synthesis
Decomposition
Single Replacement
Double Replacement
Combustion
Which chemical reaction always starts with a hydrocarbon that reacts with oxygen and produces carbon dioxide and water?
Decomposition
Synthesis
Combustion
Single Replacement
In a chemical reaction, everything to the RIGHT of the arrow is called ______________.
Product(s)
Yields
Molecules
Reactant(s)
What type of reaction is the following: 2KI → 2K + I2
Combination
Decomposition
Single Replacement
Double Replacement
Combustion
In a chemical reaction, everything to the LEFT of the arrow is called ______________.
Product(s)
Yields
Molecules
Reactant(s)
According to _______, matter is neither destroyed nor created during a chemical reaction. This is why we have to balance equations.
the Law of Conservation of Mass
Newton’s Law
the Law of Chemical Reactions
the Law of Conservation of Energy
In a chemical reaction, (aq) written after a compound means that:
the compound is flammable.
the compound is dissolved in water.
the compound will melt.
the compound is unstable.
Changing the subscript in a chemical formula changes _______.
nothing
the identify of the substance so that it becomes a different compound
the electrical charge on the atoms of that substance
the amount of that substance
A solid compound that forms and settles out of a solution during a double displacement reaction is called _______.
a solid
a catalyst
a precipitate
a reactant
