(a)
Interpretation:
The amount of Faraday currents and coulombs charges are required to reduction of given mole of species should be calculated.
Concept introduction:
Faraday:
Faraday is a unit for electric charge, which is equal to the Faraday’s constant and it is given by
Faraday’s constant:
One mole (
In the
In the redox reaction, a species lose its electron to get oxidized while during the reaction is known as reduction.
The charge of the species where decreases, while reduction occurs.
In the electro reduction process, the coulombs is given by the amount of charge required to reduction of given mole of species.
In the electro oxidation process, the coulombs is given by the amount of charge required to oxidation of given mole of species.
(a)
Answer to Problem 19.114QP
Reduction of
Reduction of
Explanation of Solution
Given:
Reduction of
In above reduction 1 mole of electron is required to reduce
The amount of faradays required is,
The mole of electron required reducing
Reduction of
The amount of coulombs required is,
The calculated Faraday is plugged in above equation to give an amount of coulombs charge reduction of
Reduction of
(b)
Interpretation:
The amount of Faraday currents and coulombs charges are required to reduction of given mole of species should be calculated.
Concept introduction:
Faraday:
Faraday is a unit for electric charge, which is equal to the Faraday’s constant and it is given by
Faraday’s constant:
One mole (Avogadro's number) of electrons containing electrical charge is given by the ratio of number of electrons per mole with number of electrons per coulomb and it is,
In the redox reaction, a species gains electron from its reaction mixture to get reduced while during the reaction is known as reduction.
In the redox reaction, a species lose its electron to get oxidized while during the reaction is known as reduction.
The charge of the species where decreases, while reduction occurs.
In the electro reduction process, the coulombs is given by the amount of charge required to reduction of given mole of species.
In the electro oxidation process, the coulombs is given by the amount of charge required to oxidation of given mole of species.
(b)
Answer to Problem 19.114QP
Reduction of
Reduction of
Explanation of Solution
Given:
Reduction of
In above reduction 3 mole of electron is required to reduce
The amount of faradays required is,
The mole of electron required reducing
Reduction of
The amount of coulombs required is,
The calculated Faraday is plugged in above equation to give a coulombs charge reduction of
Reduction of
(c)
Interpretation:
The amount of Faraday currents and coulombs charges are required to reduction of given mole of species should be calculated.
Concept introduction:
Faraday:
Faraday is a unit for electric charge, which is equal to the Faraday’s constant and it is given by
Faraday’s constant:
One mole (Avogadro's number) of electrons containing electrical charge is given by the ratio of number of electrons per mole with number of electrons per coulomb and it is,
In the redox reaction, a species gains electron from its reaction mixture to get reduced while during the reaction is known as reduction.
In the redox reaction, a species lose its electron to get oxidized while during the reaction is known as reduction.
The charge of the species where decreases, while reduction occurs.
In the electro reduction process, the coulombs is given by the amount of charge required to reduction of given mole of species.
In the electro oxidation process, the coulombs is given by the amount of charge required to oxidation of given mole of species.
(c)
Answer to Problem 19.114QP
Oxidation of
Oxidation of
Explanation of Solution
Given:
Oxidation of
In above Oxidation 2 mole of electron is required to reduce
The amount of faradays required is,
The molar mass of tin is
The molar mass, mole of electron required to oxidize
Oxidation of
The amount of coulombs required is,
The calculated Faraday is plugged in above equation to give an amount of coulombs charge oxidation of
Oxidation of
(d)
Interpretation:
The amount of Faraday currents and coulombs charges are required to reduction of given mole of species should be calculated.
Concept introduction:
Faraday:
Faraday is a unit for electric charge, which is equal to the Faraday’s constant and it is given by
Faraday’s constant:
One mole (Avogadro's number) of electrons containing electrical charge is given by the ratio of number of electrons per mole with number of electrons per coulomb and it is,
In the redox reaction, a species gains electron from its reaction mixture to get reduced while during the reaction is known as reduction.
In the redox reaction, a species lose its electron to get oxidized while during the reaction is known as reduction.
The charge of the species where decreases, while reduction occurs.
In the electro reduction process, the coulombs is given by the amount of charge required to reduction of given mole of species.
In the electro oxidation process, the coulombs is given by the amount of charge required to oxidation of given mole of species.
(d)
Answer to Problem 19.114QP
Reduction of
Reduction of
Explanation of Solution
Given:
Reduction of
In above reduction 3 moles of electrons required to reduce
The amount of faradays required is,
The molar mass of Gold is
The molar mass, mole of electron required reduction of
Reduction of
The amount of coulombs required is,
The calculated Faraday is plugged in above equation to give a coulombs charge reduction of
Reduction of
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Chapter 19 Solutions
Lab Manual Experiments in General Chemistry
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