AnswersPhysical ScienceTypes of Chemical Reactions

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

A
A hydrocarbon reacts with oxygen.
B
The reaction involves ions.
C
Water and carbon dioxide react.
D
Oxygen is a product.
4

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

A
The reaction has a single reactant that changes into two or more products.
B
The reaction involves a single product forming from two or more reactants.
C
The reaction has two reactants with ions that seem to switch places.
D
The reaction involves oxygen reacting with a hydrocarbon and giving off heat.
9

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

A
decomposition, synthesis, replacement
B
oxidation, synthesis, polymerization
C
polymerization, decomposition, oxidation
D
replacement, polymerization, decomposition
10

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

A
polymerization
B
synthesis
C
replacement
D
decomposition

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