Concept explainers
(a)
Interpretation:
The half cell reaction for reduction of
Concept Introduction:
(a)
Answer to Problem 11QRT
The half cell reaction for reduction of
Explanation of Solution
The reaction for the conversion of
The number of oxygen atoms is balanced by adding four molecules of water on product side as shown below.
In acidic medium, the number of hydrogen atoms is balanced by adding
The charge on reactant side is
The balanced half cell reaction represents reduction is shown below.
(b)
Interpretation:
The half cell reaction for reduction of
Concept Introduction:
Refer to part (a).
(b)
Answer to Problem 11QRT
The half cell reaction for reduction of
Explanation of Solution
The reaction for the conversion of
The number of oxygen atoms is balanced by adding seven molecules of water on product side as shown below.
In acidic medium, the number of hydrogen atoms is balanced by adding
The charge on reactant side is
The balanced half cell reaction represents reduction is shown below.
(c)
Interpretation:
The half cell reaction for oxidation of chlorine gas to
Concept Introduction:
Refer to part (a).
(c)
Answer to Problem 11QRT
The half cell reaction for oxidation of chlorine gas to
Explanation of Solution
The reaction for the conversion of chlorine gas to
The number of oxygen atoms is balanced by adding one molecule of water on reactant side as shown below.
The number of hydrogen atoms is balanced by adding
The charge on reactant side is
The balanced half cell reaction represents oxidation is shown below.
(d)
Interpretation:
The half cell reaction for reduction of
Concept Introduction:
Refer to part (a).
(d)
Answer to Problem 11QRT
The half cell reaction for reduction of
Explanation of Solution
The reaction for the conversion of
The number of oxygen atoms is balanced by adding one molecule of water on product side as shown below.
In acidic medium, the number of hydrogen atoms is balanced by adding
The charge on reactant side is
The balanced half cell reaction represents reduction is shown below.
(e)
Interpretation:
The half cell reaction for oxidation of
Concept Introduction:
Refer to part (a).
(e)
Answer to Problem 11QRT
The half cell reaction for oxidation of
Explanation of Solution
The reaction for the conversion of
The number of oxygen atoms is balanced by adding one molecule of water on reactant side as shown below.
In acidic medium, the number of hydrogen atoms is balanced by adding
The charge on reactant side is zero. Therefore, in order to balance the charge, two electrons are added on product side as follows.
The half cell reaction for oxidation of
Want to see more full solutions like this?
Chapter 17 Solutions
Chemistry: The Molecular Science
- An electrode is prepared from liquid mercury in contact with a saturated solution of mercury(I) chloride, Hg2Cl, containing 1.00 M Cl . The cell potential of the voltaic cell constructed by connecting this electrode as the cathode to the standard hydrogen half-cell as the anode is 0.268 V. What is the solubility product of mercury(I) chloride?arrow_forwardCalcium metal can be obtained by the direct electrolysis of molten CaCl2, at a voltage of 3.2 V. (a) How many joules of electrical energy are required to obtain 12.0 1b of calcium? (b) What is the cost of the electrical energy obtained in (a) if electrical energy is sold at the rate of nine cents per kilowatt hour?arrow_forwardOrder the following oxidizing agents by increasing strength under standard-state conditions: Mg2+(aq), Hg2+(aq), Pb2+(aq).arrow_forward
- In the commercial preparation of aluminum, aluminum oxide, Al2O3, is electrolyzed at 1000C. (The mineral cryolite is added as a solvent.) Assume that the cathode reaction is Al3+3eAl How many coulombs of electricity are required to give 3.9 kg of aluminum?arrow_forwardChlorine, Cl2, is produced commercially by the electrolysis of aqueous sodium chloride. The anode reaction is 2Cl(aq)Cl2(g)+2e How long will it take to produce 2.00 kg of chlorine if the current is 5.00 102 A?arrow_forwardAnswer the following questions by referring to standard electrode potentials at 25C. a Will oxygen, O2, oxidize iron(II) ion in solution under standard conditions? b Will copper metal reduce 1.0 M Ni2(aq) to metallic nickel?arrow_forward
- Chemistry: The Molecular ScienceChemistryISBN:9781285199047Author:John W. Moore, Conrad L. StanitskiPublisher:Cengage LearningGeneral Chemistry - Standalone book (MindTap Cour...ChemistryISBN:9781305580343Author:Steven D. Gammon, Ebbing, Darrell Ebbing, Steven D., Darrell; Gammon, Darrell Ebbing; Steven D. Gammon, Darrell D.; Gammon, Ebbing; Steven D. Gammon; DarrellPublisher:Cengage LearningChemistry & Chemical ReactivityChemistryISBN:9781133949640Author:John C. Kotz, Paul M. Treichel, John Townsend, David TreichelPublisher:Cengage Learning
- Chemistry: Principles and ReactionsChemistryISBN:9781305079373Author:William L. Masterton, Cecile N. HurleyPublisher:Cengage LearningChemistry & Chemical ReactivityChemistryISBN:9781337399074Author:John C. Kotz, Paul M. Treichel, John Townsend, David TreichelPublisher:Cengage Learning