Which of the following are the expected products when an aqueous solution of lithium sulfate is electrolyzed? Reduction Half-Reaction
E° (V)
Li+(aq) + e- → Li(s)
-3) 04
2 H2O(l) + 2 e- → H2(g) + 2 OH-(aq)
-0) 83
2 H+(aq) + 2 e- → H2(g)
0) 00
O2(g) + 4 H+(aq) + 4 e- → 2 H2O(l)
1) 23
S2O82-(aq) + 2 e- → 2 SO42-(aq)
2) 01
A) Li(s) and H2(g)
B) H2(g) ,OH-(aq) ,O2(g) ,and H+(aq)
C) O2(g) ,H+(aq) ,and Li(s)
D) H2(g) ,OH-(aq) ,and Li(s)
E) H2(g) ,OH-(aq) ,and S2O82-(aq)
Correct Answer:
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