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XSO3 + H2O = XH2SO4
Li2S2 = Li2S + S =>
Li2S2 = Li2S + S
SnCl2 + C2H5NS = SnC2H5 + Cl2NS =>
SnCl2 + C2H5NS = SnC2H5 + Cl2NS
C8H18 + O2 = CO2 + H2O = =>
2 C8H18 + 25 O2 = 16 CO2 + 18 H2O
NH4I(aq) + NaOH = NH4OH + NaI =>
NH4I(aq) + NaOH = NH4OH + NaI
KHC2O4*H2O + NaOH = KNaC2O4*H2O + H2O =>
KHC2O4*H2O + NaOH = KNaC2O4*H2O + H2O
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
NaSO3 + H2 = NaHSO3 =>
2 NaSO3 + H2 = 2 NaHSO3
Fe + H2SO4 = Fe2(SO4)3 + H2 =>
2 Fe + 3 H2SO4 = Fe2(SO4)3 + 3 H2
NaHCO3 + H2O2 = NaOH + HCO3 =>
2 NaHCO3 + H2O2 = 2 NaOH + 2 HCO3
FeSO4*7H2O + NaHCO3 = FeCO3 + H2O + CO2 + Na2SO4 =>
FeSO4*7H2O + 2 NaHCO3 = FeCO3 + 8 H2O + CO2 + Na2SO4
KOH + Fe = Fe2O3 + H2O + K =>
6 KOH + 2 Fe = Fe2O3 + 3 H2O + 6 K
MeO + HCl = MeCl2 + H2O =>
MeO + 2 HCl = MeCl2 + H2O
AlCl3 + NaOH = Al(OH)3 + NaCl =>
AlCl3 + 3 NaOH = Al(OH)3 + 3 NaCl
Na2S + NiSO4 = Na2SO4 + NiS =>
Na2S + NiSO4 = Na2SO4 + NiS
Na2B4O7 + HCl + H2O = NaCl + H3BO3 =>
Na2B4O7 + 2 HCl + 5 H2O = 2 NaCl + 4 H3BO3
C3H8O(l) + O2(g) = CO2(g) + H2O(g) =>
2 C3H8O(l) + 9 O2(g) = 6 CO2(g) + 8 H2O(g)
H3AsO4 = As2O5 + H2O =>
2 H3AsO4 = As2O5 + 3 H2O
Li2PO + NaBr = LiBr + Na2PO =>
Li2PO + 2 NaBr = 2 LiBr + Na2PO
V2O5 + V = V2O3 =>
3 V2O5 + 4 V = 5 V2O3
Cu + HNO3 = Cu(NO3)2 + NO2 + H2O =>
Cu + 4 HNO3 = Cu(NO3)2 + 2 NO2 + 2 H2O
Fe + K3Fe(CN)6 = Fe3(Fe(CN)6)2 + K =>
3 Fe + 2 K3Fe(CN)6 = Fe3(Fe(CN)6)2 + 6 K
CH3CHO + Br2 + NaOH = CH3COONa + NaBr + H2O =>
CH3CHO + Br2 + 3 NaOH = CH3COONa + 2 NaBr + 2 H2O
Ba + H2O = Ba(OH)2 + H2 =>
Ba + 2 H2O = Ba(OH)2 + H2
PbSO4 + Na2S = PbS + Na2SO4 =>
PbSO4 + Na2S = PbS + Na2SO4
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
C2H2 + O2 = CO2 + H2O =>
2 C2H2 + 5 O2 = 4 CO2 + 2 H2O
KMnO4 + HI + H2SO4 = MnSO4 + I2 + KSO4 + H2O =>
KMnO4 + 4 HI + 2 H2SO4 = MnSO4 + 2 I2 + KSO4 + 4 H2O
FeCl2 + HNO3 = Fe(NO3)3 + HCl + NO2 + H2O =>
FeCl2 + 4 HNO3 = Fe(NO3)3 + 2 HCl + NO2 + H2O
Zn + HCl = ZnCl2 + H2 =>
Zn + 2 HCl = ZnCl2 + H2
(NH4)2C2O4 + CaCl2 = NH4Cl + CaC2O4 =>
(NH4)2C2O4 + CaCl2 = 2 NH4Cl + CaC2O4
U + MnO4 = Mn + UO2 =>
2 U + MnO4 = Mn + 2 UO2
MgCl2(H2O)6 + Al(OH)3 + Na2CO3 = Mg66Al34(OH)200(CO3)17 + AlCl3 + NaCl + H2O =>
198 MgCl2(H2O)6 + 200 Al(OH)3 + 51 Na2CO3 = 3 Mg66Al34(OH)200(CO3)17 + 98 AlCl3 + 102 NaCl + 1188 H2O
Na2S + ZnCl2 = ZnS + Na2Cl2 =>
Na2S + ZnCl2 = ZnS + Na2Cl2
C6H6S + O2 = CO2 + H2O + SO3 =>
C6H6S + 9 O2 = 6 CO2 + 3 H2O + SO3
FeO + AlCl3 + H2O = FeCl2 + Al(OH)3 =>
3 FeO + 2 AlCl3 + 3 H2O = 3 FeCl2 + 2 Al(OH)3
CuSO4 + H2O2 = CuO2 + H2SO4 =>
CuSO4 + H2O2 = CuO2 + H2SO4
Al(NO3)3 + NH3 + H2O = Al(OH)3 + NH3NO3 =>
3 Al(NO3)3 + 7 NH3 + 6 H2O = 3 Al(OH)3 + 8 NH3NO3
KI + NaCO3 = NaI + KCO3 =>
KI + NaCO3 = NaI + KCO3
CH3Cl + CH3OK = CH3OCH3 + KCl =>
CH3Cl + CH3OK = CH3OCH3 + KCl
K2CO3 + NaO = NaCO3 + K2O =>
K2CO3 + NaO = NaCO3 + K2O
Al + O2 = Al2O3 =>
4 Al + 3 O2 = 2 Al2O3
Co(IV) + HCl = Co(IV)Cl2 + H =>
Co(IV) + 2 HCl = Co(IV)Cl2 + 2 H
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
K4[Fe(SCN)6] + K2Cr2O7 + H2SO4 = Fe2(SO4)3 + Cr2(SO4)3 + CO2 + H2O + K2S04 + KNO3 =>
32 K4[Fe(SCN)6] + 123 K2Cr2O7 + 589 H2SO4 = 16 Fe2(SO4)3 + 123 Cr2(SO4)3 + 192 CO2 + 589 H2O + 91 K2S04 + 192 KNO3
Al(OH)3 + Na2O = Al2O3 + NaOH =>
2 Al(OH)3 + 3 Na2O = Al2O3 + 6 NaOH
KClO3 = KCl + O2 =>
2 KClO3 = 2 KCl + 3 O2
Ca3(PO4)2 + SiO2 + C = CaSiO3 + CO + P =>
Ca3(PO4)2 + 3 SiO2 + 5 C = 3 CaSiO3 + 5 CO + 2 P
Ba(OH)2 + HCl = BaCl2 + H2O =>
Ba(OH)2 + 2 HCl = BaCl2 + 2 H2O
Al + O2 = Al2O3 =>
4 Al + 3 O2 = 2 Al2O3
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