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4 KMnO4 + 8 H2SO4 = 4 MnSO4 + 4 KHSO4 + 6 H2O + 5 O2
Na + NaNO3 = N2 + Na2O =>
10 Na + 2 NaNO3 = N2 + 6 Na2O
C6H6 + C3H6 = C9H12 =>
C6H6 + C3H6 = C9H12
Al2(SO4) + NaOH = Na2SO4 + Al(OH) =>
Al2(SO4) + 2 NaOH = Na2SO4 + 2 Al(OH)
ZnO + S = Zn + SO2 =>
2 ZnO + S = 2 Zn + SO2
[Mn(H2O)6]{3+} = [Mn(H2O)6]{2+} + MnO2 + H{+} + H2O =>
2[Mn(H2O)6]{3+} = [Mn(H2O)6]{2+} + MnO2 + 4 H{+} + 4 H2O
C6H13COOH + O2 = C + H2O =>
2 C6H13COOH + 5 O2 = 14 C + 14 H2O
NH3(aq) + Cu(NO3)2(aq) = [Cu(NH3)4]{2+}(aq) + NO3{-}(aq) =>
4 NH3(aq) + Cu(NO3)2(aq) = [Cu(NH3)4]{2+}(aq) + 2 NO3{-}(aq)
Eu18Zn3P14O56 = Eu15ZnP12O48 + P4 + EuPO4 + EuZnO2 =>
4 Eu18Zn3P14O56 = 4 Eu15ZnP12O48 + P4 + 4 EuPO4 + 8 EuZnO2
Cd(OH)2 + NH3 = [Cd(NH3)4](OH)2 =>
Cd(OH)2 + 4 NH3 = [Cd(NH3)4](OH)2
H2O*BaCl2 = BaCl2H2O =>
H2O*BaCl2 = BaCl2H2O
CuCl + NaOH = CuOH + NaCl =>
CuCl + NaOH = CuOH + NaCl
Ga(OH)3 + H2CO3 = Ga2(CO3)3 + H2O =>
2 Ga(OH)3 + 3 H2CO3 = Ga2(CO3)3 + 6 H2O
SO4{2-} + H3O{+} = HSO4{-} + H2O =>
SO4{2-} + H3O{+} = HSO4{-} + H2O
Br2 + CoI3 = I2 + CoBr2 =>
2 Br2 + 2 CoI3 = 3 I2 + 2 CoBr2
KCN(aq) + FeCl3(aq) = K3Fe(CN)6(aq) + KCl(aq) =>
6 KCN(aq) + FeCl3(aq) = K3Fe(CN)6(aq) + 3 KCl(aq)
Sn{4+} + H2 = Sn + H{+} =>
Sn{4+} + 2 H2 = Sn + 4 H{+}
FeCr204 + Na2CO3 + O2 = Na2CrO4 + Fe2O3 + CO2 =>
4 FeCr204 + 816 Na2CO3 + 1227 O2 = 816 Na2CrO4 + 2 Fe2O3 + 816 CO2
NH4OH + Cu(NO3)2 = Cu(OH)2 + NH4NO3 =>
2 NH4OH + Cu(NO3)2 = Cu(OH)2 + 2 NH4NO3
Ca3(PO4)2 + HOH = Ca(OH)2 + H3PO4 =>
Ca3(PO4)2 + 6 HOH = 3 Ca(OH)2 + 2 H3PO4
KOH + NaHSO4 = K2SO4 + Na2SO4 + H2O =>
2 KOH + 2 NaHSO4 = K2SO4 + Na2SO4 + 2 H2O
HBr + Cs2O = CsBr + H2O =>
2 HBr + Cs2O = 2 CsBr + H2O
K2CrO4(s) = Cr2O3(s) + O2(g) + K =>
4 K2CrO4(s) = 2 Cr2O3(s) + 5 O2(g) + 8 K
ZnO(s) + HCl(aq) = ZnCl2(aq) + H2O(l) =>
ZnO(s) + 2 HCl(aq) = ZnCl2(aq) + H2O(l)
[Cu(NH3)4](OH)2 + CH3COOH = Cu(CH3COO)2 + NH3 + H2O =>
[Cu(NH3)4](OH)2 + 2 CH3COOH = Cu(CH3COO)2 + 4 NH3 + 2 H2O
CH3CH2CH2CH2CH3 + O2 = CO2 + H2O =>
CH3CH2CH2CH2CH3 + 8 O2 = 5 CO2 + 6 H2O
S + O2 = SO2 =>
S + O2 = SO2
MnO4{-} = MnO4{-}2 =>
MnO4{-} = MnO4{-}2
Mg + HPO3 = Mg(PO3)2 + H2 =>
Mg + 2 HPO3 = Mg(PO3)2 + H2
HNO2 = HNO3 + NO + H2O =>
3 HNO2 = HNO3 + 2 NO + H2O
CH3CH2CHSO3HCH2CH3 + NH4OH = CH3CH2CHSO3NH4CH2CH3 + H2O =>
CH3CH2CHSO3HCH2CH3 + NH4OH = CH3CH2CHSO3NH4CH2CH3 + H2O
Sb5 + O2 = Sb2O5 =>
4 Sb5 + 25 O2 = 10 Sb2O5
K2SO4 + PbI2 = PbSO4 + KI =>
K2SO4 + PbI2 = PbSO4 + 2 KI
H3BO3 + Ba = BaBO3 + H2 =>
2 H3BO3 + 2 Ba = 2 BaBO3 + 3 H2
H2 + Ni(NO3)2 = HNO3 + Ni =>
H2 + Ni(NO3)2 = 2 HNO3 + Ni
(NH4)2CO3 + C + N2 = (NH4)3N + CO =>
3(NH4)2CO3 + 6 C + N2 = 2(NH4)3N + 9 CO
HBr + Cs2O = CsBr + H2O =>
2 HBr + Cs2O = 2 CsBr + H2O
Cu(NH3)4SO4H2O = SO2 + CuO + NO + H2O + NH3 =>
5 Cu(NH3)4SO4H2O = 5 SO2 + 5 CuO + 2 NO + 8 H2O + 18 NH3
C14H20 + O2 = CO2 + H2O =>
C14H20 + 19 O2 = 14 CO2 + 10 H2O
Br2 + Na3P + H2O = Na3PO4 + HBr =>
4 Br2 + Na3P + 4 H2O = Na3PO4 + 8 HBr
FeSO4 + K2S = FeS + K2(SO4) =>
FeSO4 + K2S = FeS + K2(SO4)
CaCl2(aq) + Fe(NO3)3(aq) = Ca(NO3)2 + FeCl3 =>
3 CaCl2(aq) + 2 Fe(NO3)3(aq) = 3 Ca(NO3)2 + 2 FeCl3
Fe2S3 + Cl2 = FeCl3 + S2Cl2 =>
2 Fe2S3 + 9 Cl2 = 4 FeCl3 + 3 S2Cl2
FeO2(s) + O(g) = FeO3(s) =>
FeO2(s) + O(g) = FeO3(s)
Al + KNO2 + KOH + H2O = K[Al(OH)4] + NH3 =>
2 Al + KNO2 + KOH + 5 H2O = 2 K[Al(OH)4] + NH3
Co3O4 + HNO3 = Co(NO3)2 + O2 + H2O =>
2 Co3O4 + 12 HNO3 = 6 Co(NO3)2 + O2 + 6 H2O
FeCl2 + H2SO4 + H2O = Fe3O4 + H2S + HCl =>
12 FeCl2 + H2SO4 + 12 H2O = 4 Fe3O4 + H2S + 24 HCl
Al + HNO3 = N2O + Al(NO3)3 + H2O =>
8 Al + 30 HNO3 = 3 N2O + 8 Al(NO3)3 + 15 H2O
ZrO2 + Cl + C = ZrCl4 + CO =>
ZrO2 + 4 Cl + 2 C = ZrCl4 + 2 CO
Pb(CH3COO)2 + H2O = CH3COOH + Pb(OH)2 =>
Pb(CH3COO)2 + 2 H2O = 2 CH3COOH + Pb(OH)2
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