Below show several half-cell reactions and their corresponding reduction potentials.Au3+ (aq)+ 3e¯E° = 1.50 VAu (s)CIO2 (g)+ e¯ – CIO,E° = 0.95 V(aq)12 (s)+ 2e- → 21 (aq)E° = 0.54 VPb2+ (aq)+ 2e¯E° = - 0.13 V– Pb (s)Mg2+ (aq)+ 2e¯ – MgE° = - 2.37 V(s)Which would be the most likely to accept electrons?O Mg2+ (aq)Pb2* (aq)O Au3+ (aq)O CIO2 (g)O 12 (s)

Reduction potential represents how easily a species gains electrons and its likelihood to get…

Au3+ (aq)+ 3e¯ E° = 1.50 V Au (s) | CIO2 (g)+ e ¯ – CIO2 E° = 0.95 V (aq) 12 (s)+ 2e- → 21° (aq) E° = 0.54 V Pb2+ (aq)+ 2e¯ E° = - 0.13 V – Pb (s) Mg2+ (aq)+ 2e¯ – Mg E° = - 2.37 V (s) Which would be the most likely to accept electrons?

Au3+ (aq)+ 3e¯ E° = 1.50 V Au (s) | CIO2 (g)+ e ¯ – CIO2 E° = 0.95 V (aq) 12 (s)+ 2e- → 21° (aq) E° = 0.54 V Pb2+ (aq)+ 2e¯ E° = - 0.13 V – Pb (s) Mg2+ (aq)+ 2e¯ – Mg E° = - 2.37 V (s) Which would be the most likely to accept electrons?

Chemistry: Principles and Practice

3rd Edition

ISBN:9780534420123

Author:Daniel L. Reger, Scott R. Goode, David W. Ball, Edward Mercer

Publisher:Daniel L. Reger, Scott R. Goode, David W. Ball, Edward Mercer

Chapter18: Electrochemistry

Section: Chapter Questions

Problem 18.59QE

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Question

Below show several half-cell reactions and their corresponding reduction potentials.
Au3+ (aq)+ 3e¯
E° = 1.50 V
Au (s)
CIO2 (g)+ e
¯ – CIO,
E° = 0.95 V
(aq)
12 (s)+ 2e- → 21 (aq)
E° = 0.54 V
Pb2+ (aq)+ 2e¯
E° = - 0.13 V
– Pb (s)
Mg2+ (aq)+ 2e¯ – Mg
E° = - 2.37 V
(s)
Which would be the most likely to accept electrons?
O Mg2+ (aq)
Pb2* (aq)
O Au3+ (aq)
O CIO2 (g)
O 12 (s)

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