
(a)
Interpretation:
The given unbalanced half-reaction should be classify either an oxidation or a reduction.
Concept introduction:
Redox:
The reduction and oxidation reactions are occur simultaneously with in a single reaction is known as
Oxidation:
In the
Reduction:
In the chemical reaction, the chemical substance loosed its electron to the reaction is known as reduction. In oxidation, the charge of species is positively decreases and negatively decreases.
(b)
Interpretation:
The given unbalanced half-reaction should be classify either an oxidation or a reduction.
Concept introduction:
Redox:
The reduction and oxidation reactions are occur simultaneously with in a single reaction is known as redox reaction.
Oxidation:
In the chemical reaction, the chemical substance gains the electron from the reaction is known as oxidation. In oxidation, the charge of species is positively increases and negatively decreases.
Reduction:
In the chemical reaction, the chemical substance loosed its electron to the reaction is known as reduction. In oxidation, the charge of species is positively decreases and negatively increases.
(c)
Interpretation:
The given unbalanced half-reaction should be classify either an oxidation or a reduction.
Concept introduction:
Redox:
The reduction and oxidation reactions are occur simultaneously with in a single reaction is known as redox reaction.
Oxidation:
In the chemical reaction, the chemical substance gains the electron from the reaction is known as oxidation. In oxidation, the charge of species is positively increases and negatively decreases.
Reduction:
In the chemical reaction, the chemical substance loosed its electron to the reaction is known as reduction. In oxidation, the charge of species is positively decreases and negatively increases.
(d)
Interpretation:
The given unbalanced half-reaction should be classify either an oxidation or a reduction.
Concept introduction:
Redox:
The reduction and oxidation reactions are occur simultaneously with in a single reaction is known as redox reaction.
Oxidation:
In the chemical reaction, the chemical substance gains the electron from the reaction is known as oxidation. In oxidation, the charge of species is positively increases and negatively decreases.
Reduction:
In the chemical reaction, the chemical substance loosed its electron to the reaction is known as reduction. In oxidation, the charge of species is positively decreases and negatively decreases.

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Chapter 7 Solutions
General Chemistry: Atoms First
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