Which ion is confirmed in an oxidation-reduction reaction? What is the balanced chemical reaction for the confirmation step?

Multiple answer. Select the ion that is confirmed and also the confirmation reaction for that ion. Only two choices are correct. There is a penalty for selecting incorrect answers.

Which ion is confirmed in an oxidation-reduction reaction? What is the balanced chemical reaction for the confirmation step?

Multiple answer. Select the ion that is confirmed and also the confirmation reaction for that ion. Only two choices are correct. There is a penalty for selecting incorrect answers.


Ag
+


Bi
3
+


Cu
2
+


Pb
2
+


AgCl
(
s
)
+
2
NH
3
(
a
q
)
⇌
[
Ag
(
NH
3
)
2
]
+
(
a
q
)
+
Cl
−
(
a
q
)


[
Ag
(
NH
3
)
2
]
Cl
(
a
q
)
+
2
HNO
3
(
a
q
)
⟶
AgCl
(
s
)
+
2
NH
4
NO
3
(
a
q
)


Pb
2
+
(
a
q
)
+
CrO
4
2
−
⟶
PbCrO
4
(
s
)


Bi
3
+
(
a
q
)
+
3
OH
−
(
a
q
)
⟶
Bi(OH)
3
(
s
)


2
Bi(OH)
3
(
s
)
+
3
[
Sn(OH)
4
]
2
−
(
a
q
)
⟶
2
Bi
(
s
)
+
3
[
Sn(OH)
6
]
2
−
(
a
q
)


Cu
2
+
(
a
q
)
+
4
NH
3
(
a
q
)
⇌
[
Cu(NH
3
)
4
]
2
+
Question at position 16
16