Ch.18 - ElectrochemistryWorksheetSee all chapters
All Chapters
Ch.1 - Intro to General Chemistry
Ch.2 - Atoms & Elements
Ch.3 - Chemical Reactions
BONUS: Lab Techniques and Procedures
BONUS: Mathematical Operations and Functions
Ch.4 - Chemical Quantities & Aqueous Reactions
Ch.5 - Gases
Ch.6 - Thermochemistry
Ch.7 - Quantum Mechanics
Ch.8 - Periodic Properties of the Elements
Ch.9 - Bonding & Molecular Structure
Ch.10 - Molecular Shapes & Valence Bond Theory
Ch.11 - Liquids, Solids & Intermolecular Forces
Ch.12 - Solutions
Ch.13 - Chemical Kinetics
Ch.14 - Chemical Equilibrium
Ch.15 - Acid and Base Equilibrium
Ch.16 - Aqueous Equilibrium
Ch. 17 - Chemical Thermodynamics
Ch.18 - Electrochemistry
Ch.19 - Nuclear Chemistry
Ch.20 - Organic Chemistry
Ch.22 - Chemistry of the Nonmetals
Ch.23 - Transition Metals and Coordination Compounds

Solution: Design an electrolytic cell from the following half-reactions:                         Cd2+(aq) + 2 e− → Cd(s)        E° = −0.40                         Cr3+(aq) + 3 e− → Cr(s)          E° = −0.74 The overall cell potential of the electrolytic cell is:  A. −1.14          B.  −0.34         C.  −0.28         D.  0.28           E.  0.34

Problem

Design an electrolytic cell from the following half-reactions:

                        Cd2+(aq) + 2 e → Cd(s)        E° = −0.40

                        Cr3+(aq) + 3 e → Cr(s)          E° = −0.74

The overall cell potential of the electrolytic cell is:

 A. −1.14          B.  −0.34         C.  −0.28         D.  0.28           E.  0.34