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2
K
Mn
^{VII}
O
_{4}
+
5
(
C
^{III}
O
O
H
)
_{2}
+
3
H
_{2}
S
O
_{4}
→
K
_{2}
S
O
_{4}
+
2
Mn
^{II}
S
O
_{4}
+
8
H
_{2}
O
+
10
C
^{IV}
O
_{2}
Mn
^{VII}
+
5
e
^{}
→
Mn
^{II}
C
^{III}

1
e
^{}
→
C
^{IV}
Change the oxidation states
Search by reactants (
K
Mn
O
_{4}
,
(
C
O
O
H
)
_{2}
,
H
_{2}
S
O
_{4}
)
1.
KMnO
_{4}
+
(COOH)
_{2}
+
H
_{2}
SO
_{4}
→ K
_{2}
SO
_{4}
+ MnSO
_{4}
+ H
_{2}
O + CO
_{2}
Search by products (
K
_{2}
S
O
_{4}
,
Mn
S
O
_{4}
,
H
_{2}
O
,
C
O
_{2}
)
1
2
1.
KMnO
_{4}
+ (COOH)
_{2}
+ H
_{2}
SO
_{4}
→
K
_{2}
SO
_{4}
+
MnSO
_{4}
+
H
_{2}
O
+
CO
_{2}
2.
KMnO
_{4}
+ H
_{2}
C
_{2}
O
_{4}
+ H
_{2}
SO
_{4}
→
K
_{2}
SO
_{4}
+
MnSO
_{4}
+
H
_{2}
O
+
CO
_{2}
3.
H
_{2}
C
_{2}
O
_{2}
+ KMnO
_{4}
+ H
_{2}
SO
_{4}
→
K
_{2}
SO
_{4}
+
MnSO
_{4}
+
H
_{2}
O
+
CO
_{2}
4.
COOH
_{2}
+ KMnO
_{4}
+ H
_{2}
SO
_{4}
→
K
_{2}
SO
_{4}
+
MnSO
_{4}
+
H
_{2}
O
+
CO
_{2}
5.
C
_{2}
H
_{2}
O
_{4}
+ KMnO
_{4}
+ H
_{2}
SO
_{4}
→
K
_{2}
SO
_{4}
+
MnSO
_{4}
+
H
_{2}
O
+
CO
_{2}
6.
CH
_{2}
O + KMnO
_{4}
+ H
_{2}
SO
_{4}
→
K
_{2}
SO
_{4}
+
MnSO
_{4}
+
H
_{2}
O
+
CO
_{2}
7.
HCOOH + KMnO
_{4}
+ H
_{2}
SO
_{4}
→
K
_{2}
SO
_{4}
+
MnSO
_{4}
+
H
_{2}
O
+
CO
_{2}
8.
H
_{2}
SO
_{4}
+ KMnO
_{4}
+ CH
_{3}
COOH →
K
_{2}
SO
_{4}
+
MnSO
_{4}
+
H
_{2}
O
+
CO
_{2}
9.
KMnO
_{4}
+ H
_{2}
SO
_{4}
+ K
_{2}
C
_{2}
O
_{4}
→
K
_{2}
SO
_{4}
+
MnSO
_{4}
+
H
_{2}
O
+
CO
_{2}
10.
KMnO
_{4}
+ HOOCCOOH + H
_{2}
SO
_{4}
→
K
_{2}
SO
_{4}
+
MnSO
_{4}
+
H
_{2}
O
+
CO
_{2}
1
2
Search by reactants (
K
Mn
O
_{4}
,
(
C
O
O
H
)
_{2}
,
H
_{2}
S
O
_{4}
) and by products (
K
_{2}
S
O
_{4}
,
Mn
S
O
_{4}
,
H
_{2}
O
,
C
O
_{2}
)
1.
KMnO
_{4}
+
(COOH)
_{2}
+
H
_{2}
SO
_{4}
→
K
_{2}
SO
_{4}
+
MnSO
_{4}
+
H
_{2}
O
+
CO
_{2}