Based on the reduction potentials given in the table above, which of the following gives the balanced chemical equation and the correct standard cell potential for a galvanic cell involving Sc3+(aq) and Mn2+(aq)? a) 2Sc(s)+3Mn2+(aq)⇄2Sc3+(aq)+3Mn(s) E°=+
Based on the reduction potentials given in the table above, which of the following gives the balanced chemical equation and the correct standard cell potential for a galvanic cell involving Sc3+(aq) and Mn2+(aq)? a) 2Sc(s)+3Mn2+(aq)⇄2Sc3+(aq)+3Mn(s) E°=+
Chemistry
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ISBN:9781305957404
Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Publisher:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Chapter1: Chemical Foundations
Section: Chapter Questions
Problem 1RQ: Define and explain the differences between the following terms. a. law and theory b. theory and...
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Half-Reaction E°(V)
Mn2+(aq)+2e−→Mn(s) −1.18
Sc3+(aq)+3e−→Sc(s) −2.08
Based on the reduction potentials given in the table above, which of the following gives the balanced chemical equation and the correct standard cell potential for a galvanic cell involving Sc3+(aq) and Mn2+(aq)?
a) 2Sc(s)+3Mn2+(aq)⇄2Sc3+(aq)+3Mn(s) E°=+0.90V
b) 2Sc(s)+3Mn2+(aq)⇄2Sc3+(aq)+3Mn(s) E°=+0.62V
c) 2Sc3+(aq)+3Mn(s)⇄2Sc(s)+3Mn2+(aq) E°=−0.90V
d) 2Sc3+(aq)+3Mn(s)⇄2Sc(s)+3Mn2+(aq) E°=−0.62V
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