AnswersPhysical ScienceTypes of Chemical Reactions

Types of Chemical Reactions — Quiz Answers

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1
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Which is produced in a synthesis reaction?

A
a single element
B
a single compound
C
a single ion
D
a single atom
2
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Which type of reaction is Mg plus cap s rightarrow MgS ?

A
decomposition
B
polymerization
C
synthesis
D
replacement
3

Which clue can be used to identify a chemical reaction as a replacement reaction?

A
The reaction has two reactants with ions that seem to switch places.
B
The reaction involves oxygen reacting with a hydrocarbon and giving off heat.
C
The reaction has a single reactant that changes into two or more products.
D
The reaction involves a single product forming from two or more reactants.
4

Which clue can be used to identify a chemical reaction as a combustion reaction?

A
A hydrocarbon reacts with oxygen.
B
Oxygen is a product.
C
The reaction involves ions.
D
Water and carbon dioxide react.
5

Which three types of reactions yield a product that is a chemically bonded combination of reactants?

A
polymerization, decomposition, oxidation
B
replacement, polymerization, decomposition
C
oxidation, synthesis, polymerization
D
decomposition, synthesis, replacement
9

Which clue can be used to identify a chemical reaction as a combustion reaction?

A
Oxygen is a product.
B
Water and carbon dioxide react.
C
The reaction involves ions.
D
A hydrocarbon reacts with oxygen.
11

Which type of reaction is Mg plus cap s rightarrow MgS ?

A
replacement
B
synthesis
C
polymerization
D
decomposition
14

Andre is predicting the products of chemical reactions. In one reaction, a hydrocarbon is the only reactant. What is the best prediction and explanation of this reaction?

A
Two new compounds form as the hydrocarbon undergoes a synthesis reaction.
B
Carbon dioxide and water form because the hydrocarbon undergoes a combustion reaction.
C
A polymer forms because the hydrocarbon joins with itself in a polymerization reaction.
D
Oxides form because the hydrocarbon combines with oxygen in an oxidation reaction.
15

What is produced during the replacement reaction of Ba open paren NO sub 3 close paren sub 2 and Na sub 2 SO sub 4 ?

A
NaNO sub 3 plus BaSO sub 4
B
2 BaNa plus 2 NO sub 3 SO sub 4
C
BaNa sub 2 plus open paren NO sub 3 close paren sub 2 SO sub 4
D
2 NaNO sub 3 plus BaSO sub 4
16

Which clue can be used to identify a chemical reaction as a replacement reaction?

A
The reaction involves oxygen reacting with a hydrocarbon and giving off heat.
B
The reaction has a single reactant that changes into two or more products.
C
The reaction involves a single product forming from two or more reactants.
D
The reaction has two reactants with ions that seem to switch places.
17

What products should she record in the last row of the table?

A
3 LiCl plus 2 cap o sub 2
B
2 LiCl plus 3 cap o sub 2
C
2 LiO plus 3 Cl sub 2
D
3 LiO plus 2 Cl sub 2

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