(a) Interpretation: The half-cell reaction at the cathode and anode in the electrolysis of the aqueous solution of NaBr is to be predicted. Concept introduction: The substances that have a higher reduction will under reduction at the cathode while the substances that have a higher standard oxidation potential will undergo oxidation at the anode. The electrolysis can be defined as the process in which the substance is decomposed into its component in the presence of the electric current . In the electrolytic solution, if two ions are attracted to the electrode then the ion that has a lower discharge potential will discharge at that electrode.
(a) Interpretation: The half-cell reaction at the cathode and anode in the electrolysis of the aqueous solution of NaBr is to be predicted. Concept introduction: The substances that have a higher reduction will under reduction at the cathode while the substances that have a higher standard oxidation potential will undergo oxidation at the anode. The electrolysis can be defined as the process in which the substance is decomposed into its component in the presence of the electric current . In the electrolytic solution, if two ions are attracted to the electrode then the ion that has a lower discharge potential will discharge at that electrode.
Solution Summary: The author explains the half-cell reaction at the cathode and anodine in the electrolysis of the aqueous solution of NaBr.
The half-cell reaction at the cathode and anode in the electrolysis of the aqueous solution of NaBr is to be predicted.
Concept introduction:
The substances that have a higher reduction will under reduction at the cathode while the substances that have a higher standard oxidation potential will undergo oxidation at the anode.
The electrolysis can be defined as the process in which the substance is decomposed into its component in the presence of the electric current.
In the electrolytic solution, if two ions are attracted to the electrode then the ion that has a lower discharge potential will discharge at that electrode.
Interpretation Introduction
(b)
Interpretation:
The half-cell reaction at the cathode and anode in the electrolysis of the aqueous solution of CuCl2 is to be predicted.
Concept introduction:
The substances that have a higher reduction will under reduction at the cathode while the substances that have a higher standard oxidation potential will undergo oxidation at the anode.
The electrolysis can be defined as the process in which the substance is decomposed into its component in the presence of the electric current.
In the electrolytic solution, if two ions are attracted to the electrode then the ion that has a lower discharge potential will discharge at that electrode.
Interpretation Introduction
(c)
Interpretation:
The half-cell reaction at the cathode and anode in the electrolysis of the aqueous solution of LiOH is to be predicted.
Concept introduction:
The substances that have a higher reduction will under reduction at the cathode while the substances that have a higher standard oxidation potential will undergo oxidation at the anode.
The electrolysis can be defined as the process in which the substance is decomposed into its component in the presence of the electric current.
In the electrolytic solution, if two ions are attracted to the electrode then the ion that has a lower discharge potential will discharge at that electrode.
Indicate the processes in the dismutation of Cu2O.
1. Consider these three reactions as the elementary steps in the mechanism for a chemical reaction.
2600
2400
2200
2000
1800
1600
1400
1200
1000
800
Potential Energy (kJ)
600
400
200
0
-200-
-400
-600-
-800
(i) Cl₂ (g) + Pt(s) → 2Cl (g) + Pt(s)
(ii) Cl (g)+ CO (g) + Pt (s) → CICO (g) + Pt (s)
Ea = 1550 kJ
Ea = 2240 kJ
(iii) Cl (g) + CICO (g) → Cl₂CO (g)
Ea
= 2350 kJ
AH=-950 kJ
ΔΗ = 575 ΚΙ
AH=-825 kJ
a. Draw the potential energy diagram for the reaction. Label the data points for clarity.
The potential energy of the reactants is 600 kJ
Reaction Progress
b. What is the overall chemical equation?
c. What is the overall change in enthalpy for the above chemical reaction?
d. What is the overall amount of activation energy for the above chemical reaction?
e. Which reaction intermediate would be considered a catalyst (if any) and why?
f. If you were to add 2700kJ of energy to the reaction (e.g. 2700 kl of heat or electricity), would
you be able to make the reaction reverse itself (i.e. have…
draw the enolate anion and the carbonyl that would be needed to make this product through an aldol addition reaction.
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Author:Steven D. Gammon, Ebbing, Darrell Ebbing, Steven D., Darrell; Gammon, Darrell Ebbing; Steven D. Gammon, Darrell D.; Gammon, Ebbing; Steven D. Gammon; Darrell
Author:Steven D. Gammon, Ebbing, Darrell Ebbing, Steven D., Darrell; Gammon, Darrell Ebbing; Steven D. Gammon, Darrell D.; Gammon, Ebbing; Steven D. Gammon; Darrell