(a)
Interpretation:
The authenticity of the given statements is to be determined.
Concept introduction:
Galvanic cell is used for the conversion of chemical energy into electrical energy and it involves a spontaneous process, while the concentration cell is used for the conversion of electrical energy into chemical energy and it involves non-spontaneous process.
To determine: The authentication of the given statement, “Copper metal can be oxidized by
The given statement is correct.
(b)
Interpretation:
The authenticity of the given statements is to be determined.
Concept introduction:
Galvanic cell is used for the conversion of chemical energy into electrical energy and it involves a spontaneous process, while the concentration cell is used for the conversion of electrical energy into chemical energy and it involves non-spontaneous process.
To determine: The authentication of the given statement, “In a galvanic cell the oxidizing agent in the cell reaction is present at the anode”.
The given statement is incorrect.
(c)
Interpretation:
The authenticity of the given statements is to be determined.
Concept introduction:
Galvanic cell is used for the conversion of chemical energy into electrical energy and it involves a spontaneous process, while the concentration cell is used for the conversion of electrical energy into chemical energy and it involves non-spontaneous process.
To determine: The authentication of the given statement, “In a cell using half reaction
The given statement is incorrect.
(d)
Interpretation:
The authenticity of the given statements is to be determined.
Concept introduction:
Galvanic cell is used for the conversion of chemical energy into electrical energy and it involves a spontaneous process, while the concentration cell is used for the conversion of electrical energy into chemical energy and it involves non-spontaneous process.
To determine: The authentication of the given statement, “In a concentration cell electrons always flow from the compartment with the mower ion concentration to the compartment with the higher ion concentration”.
The given statement is correct.
(e)
Interpretation:
The authenticity of the given statements is to be determined.
Concept introduction:
Galvanic cell is used for the conversion of chemical energy into electrical energy and it involves a spontaneous process, while the concentration cell is used for the conversion of electrical energy into chemical energy and it involves non-spontaneous process.
To determine: The authentication of the given statement, “In a galvanic cell the negative ions in the salt bridge flow in the same direction as the electrons”.
The given statement is incorrect.
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Chemistry: An Atoms First Approach
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