
Concept explainers
(a)
Interpretation:
The balanced chemical equation and the reaction type is to be determined for the given chemical equation.
(a)

Explanation of Solution
The chemical equation that is shown below is balanced because the number of atoms on the left side is equal to the number of atoms on the right side.
This
(b)
Interpretation:
The balanced chemical equation and the reaction type are to be determined for the given chemical equation.
(b)

Explanation of Solution
The skeleton equation for the chemical equation is shown below, where on the left side, the number of atoms is not equal to the number of atoms on the right side.
To balance the chemical equation, the coefficient for
This reaction is a single-displacement reaction because calcium replaces the hydrogen from the water molecule and forms calcium hydroxide.
(c)
Interpretation:
The balanced chemical equation and the reaction type are to be determined for the given chemical equation.
(c)

Explanation of Solution
The chemical equation that is shown below is balanced because the number of atoms on the left side is equal to the number of atoms on the right side.
This chemical reaction is a single-displacement reaction in which a carbon atom is replaced from its chemical compound by nitrogen.
(d)
Interpretation:
The balanced chemical equation and the reaction type are to be determined for the given chemical equation.
(d)

Explanation of Solution
The skeleton equation for the chemical equation is shown below, where on the left side, the number of atoms is not equal to the number of atoms on the right side.
To balance the chemical equation, the coefficient for
(e)
Interpretation:
The balanced chemical equation and the reaction type are to be determined for the given chemical equation.
(e)

Explanation of Solution
The chemical equation that is shown below is balanced because the number of atoms on the left side is equal to the number of atoms on the right side.
This chemical reaction is a decomposition reaction in which ammonium chloride decomposes into ammonia and hydrochloric acid.
(f)
Interpretation:
The balanced chemical equation and the reaction type is to be determined for the given chemical equation.
(f)

Explanation of Solution
The chemical equation that is shown below is balanced because the number of atoms on the left side is equal to the number of atoms on the right side.
This chemical reaction is a combination reaction in which calcium sulfate is formed when calcium oxide and sulfur trioxide combine.
(g)
Interpretation:
The balanced chemical equation and the reaction type are to be determined for the given chemical equation.
(g)

Explanation of Solution
The chemical equation that is shown below is balanced because the number of atoms on the left side is equal to the number of atoms on the right side.
This chemical reaction is a decomposition reaction in which phosphorus pentachloride is decomposed on heating.
(h)
Interpretation:
The balanced chemical equation and the reaction type are to be determined for the given chemical equation.
(h)

Explanation of Solution
The skeleton equation for the chemical equation is shown below, where on the left side, the number of atoms is not equal to the number of atoms on the right side.
To balance the chemical equation, the coefficients for
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Chapter 5 Solutions
EBK INTRODUCTION TO CHEMISTRY
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