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2
Na
O
H
+
H
_{2}
S
O
_{4}
→
2
H
_{2}
O
+
Na
_{2}
S
O
_{4}
Change the oxidation states
Search by reactants (
Na
O
H
,
H
_{2}
S
O
_{4}
)
1.
NaOH
+
H
_{2}
SO
_{4}
→ H
_{2}
O + Na
_{2}
SO
_{4}
2.
H
_{2}
SO
_{4}
+
NaOH
+ KOH → H
_{2}
O + NaKSO
_{4}
3.
H
_{2}
SO
_{4}
+
NaOH
+ KOH → H
_{2}
O + NaSO
_{4}
+ K
4.
NaOH
+
H
_{2}
SO
_{4}
→ NaHSO
_{4}
+ H
_{2}
O
5.
H
_{2}
SO
_{4}
+
NaOH
+ KOH → H
_{2}
O + K
_{2}
SO
_{4}
+ Na
_{2}
SO
_{4}
Search by products (
H
_{2}
O
,
Na
_{2}
S
O
_{4}
)
1
2
3
4
5
6
7
1.
NaOH + H
_{2}
SO
_{4}
→
H
_{2}
O
+
Na
_{2}
SO
_{4}
2.
NaCl + H
_{2}
SO
_{4}
+ MnO
_{2}
→ Cl
_{2}
+ MnCl
_{2}
+
Na
_{2}
SO
_{4}
+
H
_{2}
O
3.
K
_{2}
Cr
_{2}
O
_{7}
+ Na
_{2}
SO
_{3}
+ H
_{2}
SO
_{4}
→ Cr
_{2}
(SO
_{4}
)
_{3}
+ K
_{2}
SO
_{4}
+
Na
_{2}
SO
_{4}
+
H
_{2}
O
4.
KMnO
_{4}
+ Na
_{2}
SO
_{3}
+ H
_{2}
SO
_{4}
→ MnSO
_{4}
+
Na
_{2}
SO
_{4}
+ K
_{2}
SO
_{4}
+
H
_{2}
O
5.
NaI + H
_{2}
SO
_{4}
→ I
_{2}
+
Na
_{2}
SO
_{4}
+ H
_{2}
S +
H
_{2}
O
6.
Na
_{2}
S
_{2}
O
_{3}
+ H
_{2}
SO
_{4}
→
Na
_{2}
SO
_{4}
+ S + SO
_{2}
+
H
_{2}
O
7.
CuSO
_{4}
*
_{5}
H
_{2}
O + NaOH →
Na
_{2}
SO
_{4}
+ Cu(OH)
_{2}
+
H
_{2}
O
8.
HCHO + CuSO
_{4}
+ NaOH → HCOOH + Cu
_{2}
O +
Na
_{2}
SO
_{4}
+
H
_{2}
O
9.
Cr
_{2}
(SO
_{4}
)
_{3}
+ Cl
_{2}
+ NaOH → Na
_{2}
CrO
_{4}
+
Na
_{2}
SO
_{4}
+ NaCl +
H
_{2}
O
10.
NaBr + Na
_{2}
Cr
_{2}
O
_{7}
+ H
_{2}
SO
_{4}
→ Br
_{2}
+ Cr
_{2}
(SO
_{4}
)
_{3}
+
Na
_{2}
SO
_{4}
+
H
_{2}
O
1
2
3
4
5
6
7
Search by reactants (
Na
O
H
,
H
_{2}
S
O
_{4}
) and by products (
H
_{2}
O
,
Na
_{2}
S
O
_{4}
)
1.
NaOH
+
H
_{2}
SO
_{4}
→
H
_{2}
O
+
Na
_{2}
SO
_{4}
2.
H
_{2}
SO
_{4}
+
NaOH
+ KOH →
H
_{2}
O
+ K
_{2}
SO
_{4}
+
Na
_{2}
SO
_{4}