For the following half-reactions, answer these questions. Ce 4 + ( a q ) + e − → Ce 3 + ( a q ) E ° = + 1.61 V Ag + ( a q ) + e − → Ag ( s ) E ° = + 0.80 V Hg 2 2 + ( a q ) + 2 e − → 2 Hg ( l ) E ° = + 0.80 V Sn 2 + ( a q ) + 2 e − → Sn ( s ) E ° = − 0.14 V Ni 2 + ( a q ) + 2 e − → Ni ( s ) E ° = − 0.24 V Al 3 + ( a q ) + 3 e − → Al ( s ) E ° = − 1.68 V (a) Which is the weakest oxidizing agent? (b) Which is the strongest oxidizing agent? (c) Which is the strongest reducing agent? (d) Which is the weakest reducing agent? (e) Will Sn( s ) reduce Ag + ( aq ) to Ag( s )? (f) Will Hg( l ) reduce Sn 2 + ( aq ) to Sn( s )? (g) Which ion( s ) can be reduced by Sn( s )? (h) Which metal( s ) can be oxidized by Ag + ( aq )?
For the following half-reactions, answer these questions. Ce 4 + ( a q ) + e − → Ce 3 + ( a q ) E ° = + 1.61 V Ag + ( a q ) + e − → Ag ( s ) E ° = + 0.80 V Hg 2 2 + ( a q ) + 2 e − → 2 Hg ( l ) E ° = + 0.80 V Sn 2 + ( a q ) + 2 e − → Sn ( s ) E ° = − 0.14 V Ni 2 + ( a q ) + 2 e − → Ni ( s ) E ° = − 0.24 V Al 3 + ( a q ) + 3 e − → Al ( s ) E ° = − 1.68 V (a) Which is the weakest oxidizing agent? (b) Which is the strongest oxidizing agent? (c) Which is the strongest reducing agent? (d) Which is the weakest reducing agent? (e) Will Sn( s ) reduce Ag + ( aq ) to Ag( s )? (f) Will Hg( l ) reduce Sn 2 + ( aq ) to Sn( s )? (g) Which ion( s ) can be reduced by Sn( s )? (h) Which metal( s ) can be oxidized by Ag + ( aq )?
Solution Summary: The author explains that the weakest oxidizing agent needs to be identified by comparing the standard reduction potential of different half reactions.
For the following half-reactions, answer these questions.
Ce
4
+
(
a
q
)
+
e
−
→
Ce
3
+
(
a
q
)
E
°
=
+
1.61
V
Ag
+
(
a
q
)
+
e
−
→
Ag
(
s
)
E
°
=
+
0.80
V
Hg
2
2
+
(
a
q
)
+
2
e
−
→
2
Hg
(
l
)
E
°
=
+
0.80
V
Sn
2
+
(
a
q
)
+
2
e
−
→
Sn
(
s
)
E
°
=
−
0.14
V
Ni
2
+
(
a
q
)
+
2
e
−
→
Ni
(
s
)
E
°
=
−
0.24
V
Al
3
+
(
a
q
)
+
3
e
−
→
Al
(
s
)
E
°
=
−
1.68
V
(a) Which is the weakest oxidizing agent? (b) Which is the strongest oxidizing agent? (c) Which is the strongest reducing agent? (d) Which is the weakest reducing agent? (e) Will Sn(s) reduce Ag+(aq) to Ag(s)? (f) Will Hg(l) reduce Sn2+(aq) to Sn(s)? (g) Which ion(s) can be reduced by Sn(s)? (h) Which metal(s) can be oxidized by Ag+(aq)?
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Author:Steven D. Gammon, Ebbing, Darrell Ebbing, Steven D., Darrell; Gammon, Darrell Ebbing; Steven D. Gammon, Darrell D.; Gammon, Ebbing; Steven D. Gammon; Darrell
Author:Steven D. Gammon, Ebbing, Darrell Ebbing, Steven D., Darrell; Gammon, Darrell Ebbing; Steven D. Gammon, Darrell D.; Gammon, Ebbing; Steven D. Gammon; Darrell