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Determine whether each redox reaction is spontaneous. If so, write a balanced, molecular equation.  1. A chromium strip is put into water  2. Nickel metal is placed in a tin(II) sulfate solution.

Determine whether each redox reaction is spontaneous. If so, write a balanced, molecular equation.  1. A chromium strip is put into water  2. Nickel metal is placed in a tin(II) sulfate solution.

Chemistry
Chemistry
10th Edition
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
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Problem 1RQ: Define and explain the differences between the following terms. a. law and theory b. theory and...
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Determine whether each redox reaction is spontaneous. If so, write a balanced, molecular equation. 

1. A chromium strip is put into water 

2. Nickel metal is placed in a tin(II) sulfate solution. 

 

TABLE 5.4 I Activity Series of Metals Li(s) Li (aq) + e - Most reactive K(s) K*(aq) + e Most easily oxidized Ca(s) Ca?* (aq) + 2e > Na(s) → Na* (aq) + e Strongest tendency to lose electrons Mg(s) Mg?* (aq) + 2e- > Al(s) Al3* (aq) + 3e - Mn(s) Mn2+ (aq) + 2e > Zn(s) Zn2* (aq) + 2e - Cr(s) Cr3* (aq) + 3e - Fe(s) Fe2* (aq) + 2e - Ni(s) → Ni2+ (aq) + 2e Sn(s) Sn2+ (aq) + 2e - Pb(s) Pb2*(aq) + 2e - H2(g) 2H (aq) + 2e Least reactive Cu(s) Cu2+ (aq) + 2e Most difficult to oxidize Ag(s) Ag* (aq) + e- > Least tendency to lose electrons Au(s) Au3 (aq) + 3e
Transcribed Image Text:TABLE 5.4 I Activity Series of Metals Li(s) Li (aq) + e - Most reactive K(s) K*(aq) + e Most easily oxidized Ca(s) Ca?* (aq) + 2e > Na(s) → Na* (aq) + e Strongest tendency to lose electrons Mg(s) Mg?* (aq) + 2e- > Al(s) Al3* (aq) + 3e - Mn(s) Mn2+ (aq) + 2e > Zn(s) Zn2* (aq) + 2e - Cr(s) Cr3* (aq) + 3e - Fe(s) Fe2* (aq) + 2e - Ni(s) → Ni2+ (aq) + 2e Sn(s) Sn2+ (aq) + 2e - Pb(s) Pb2*(aq) + 2e - H2(g) 2H (aq) + 2e Least reactive Cu(s) Cu2+ (aq) + 2e Most difficult to oxidize Ag(s) Ag* (aq) + e- > Least tendency to lose electrons Au(s) Au3 (aq) + 3e
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