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Na2CO3H2S = Na2SH2OCO2
PbO + H2CO3 = PbCO3 + H2O =>
PbO + H2CO3 = PbCO3 + H2O
Al + NaOH + H2O = Na2Al2O4*H2O + H2 =>
2 Al + 2 NaOH + 3 H2O = Na2Al2O4*H2O + 3 H2
HC2O2H3 + NaOH = NaC2O2H3 + H2O =>
HC2O2H3 + NaOH = NaC2O2H3 + H2O
Mg(OH)2 + HCl = MgCl2 + H2O =>
Mg(OH)2 + 2 HCl = MgCl2 + 2 H2O
CrI3 + NH4NO3 = Cr2O3 + I2 + N2 + H2O =>
2 CrI3 + 3 NH4NO3 = Cr2O3 + 3 I2 + 3 N2 + 6 H2O
C6H12O6 = C8H10O + CO2 + H2 =>
5 C6H12O6 = 2 C8H10O + 14 CO2 + 20 H2
Ni(NO3)2 + NH4NCS = [Ni(NH3)4](NO3)2 + HNCS =>
Ni(NO3)2 + 4 NH4NCS = [Ni(NH3)4](NO3)2 + 4 HNCS
NaC1O3(s) = NaC1(s) + O2(g) =>
2 NaC1O3(s) = 2 NaC1(s) + 3 O2(g)
Cs + H2O = CsOH + H2 =>
2 Cs + 2 H2O = 2 CsOH + H2
K2Cr2O7 + KNO2 + H2SO4 = Cr2(SO4)3 + KNO3 + K2SO4 + H2O =>
K2Cr2O7 + 3 KNO2 + 4 H2SO4 = Cr2(SO4)3 + 3 KNO3 + K2SO4 + 4 H2O
Na2SO3 + Co(OH)2 + NaOH = Na2S2O3 + NaCoO2 + H2O =>
2 Na2SO3 + 4 Co(OH)2 + 2 NaOH = Na2S2O3 + 4 NaCoO2 + 5 H2O
NaCl + H2SO4 = NaH + Cl2SO4 =>
2 NaCl + H2SO4 = 2 NaH + Cl2SO4
MnO4 + SO3{-}2 = MnO + SO4{-}2 =>
MnO4 + 3 SO3{-}2 = MnO + 3 SO4{-}2
Ca{2+} + [EDTA]{2-} = Ca[EDTA] =>
Ca{2+} + [EDTA]{2-} = Ca[EDTA]
KOH + H2CO3 = H2O + K2CO3 =>
2 KOH + H2CO3 = 2 H2O + K2CO3
CaSe = Ca + Se =>
CaSe = Ca + Se
CH4 + S2 + O2 = CS2 + H2SO4 =>
CH4 + 2 S2 + 4 O2 = CS2 + 2 H2SO4
C4H10 + NO2 = CO2 + H2O + N2 =>
4 C4H10 + 26 NO2 = 16 CO2 + 20 H2O + 13 N2
SiO2 + Ba(OH)2 = Si(OH)4 + BaO =>
SiO2 + 2 Ba(OH)2 = Si(OH)4 + 2 BaO
FeI2 + KOH = Fe(OH)2 + KI =>
FeI2 + 2 KOH = Fe(OH)2 + 2 KI
CdCl2(aq) + Li2S(aq) = CdS + LiCl =>
CdCl2(aq) + Li2S(aq) = CdS + 2 LiCl
SO2 + O2 = SO3 =>
2 SO2 + O2 = 2 SO3
FeO(s) + Al(s) = Fe(s) + Al2O3(s) =>
3 FeO(s) + 2 Al(s) = 3 Fe(s) + Al2O3(s)
Sn6O4(OH)4 = SnO + H2O =>
Sn6O4(OH)4 = 6 SnO + 2 H2O
S2Cl2(l) + NH3(l) = S4N4(s) + S8(s) + NH4Cl(s) =>
6 S2Cl2(l) + 16 NH3(l) = S4N4(s) + S8(s) + 12 NH4Cl(s)
C24H38O4 + O2 = CO2 + H2O =>
2 C24H38O4 + 63 O2 = 48 CO2 + 38 H2O
NaHCO3 + HA = NaA + H2CO3 =>
NaHCO3 + HA = NaA + H2CO3
[FeSCN]2{+} + HCl = [FeCl]2{+} + HSCN =>
[FeSCN]2{+} + 2 HCl = [FeCl]2{+} + 2 HSCN
C9H14O6 + CH3OH = C3H6O2 + C3H8O3 =>
C9H14O6 + 3 CH3OH = 3 C3H6O2 + C3H8O3
Zn + NaNO3 + NaOH = Na2ZnO2 + HN3 + H2O =>
8 Zn + 3 NaNO3 + 13 NaOH = 8 Na2ZnO2 + HN3 + 6 H2O
Al + NiCl2 = AlCl + Ni =>
2 Al + NiCl2 = 2 AlCl + Ni
HC2H4O2 + KOH = H2O + KC2H4O2 =>
HC2H4O2 + KOH = H2O + KC2H4O2
BaC2O4 + HCl = BaCl2 + H2C2O4 =>
BaC2O4 + 2 HCl = BaCl2 + H2C2O4
H3PO3 + H2O = H2PO3 + H3O =>
H3PO3 + H2O = H2PO3 + H3O
(C4H14) + O2 = CO2 + H2O =>
2(C4H14) + 15 O2 = 8 CO2 + 14 H2O
Ba + H2O1 = Ba(OH)2(aq) + H2(g) =>
Ba + 2 H2O1 = Ba(OH)2(aq) + H2(g)
Zn + HNO3 = Zn(NO3)2 + NH4NH3 + H2O =>
17 Zn + 38 HNO3 = 17 Zn(NO3)2 + 2 NH4NH3 + 12 H2O
Pb(OH)2 + CO = Pb + H2CO3 =>
Pb(OH)2 + CO = Pb + H2CO3
S8 + O2 = SO3 =>
S8 + 12 O2 = 8 SO3
CO2 + H2O = C6H12O6 + O2 =>
6 CO2 + 6 H2O = C6H12O6 + 6 O2
(NH4)2HPO4 + NaOH = NaH2PO4 + NH3 + H2O =>
(NH4)2HPO4 + NaOH = NaH2PO4 + 2 NH3 + H2O
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
CO2 + Br = BrCO2 =>
CO2 + Br = BrCO2
ZnS + HNO3 = ZnSO2 + NO2 + H2O =>
ZnS + 4 HNO3 = ZnSO2 + 4 NO2 + 2 H2O
Ca(s) + H2O(l) = H2(g) + Ca(OH)2 =>
Ca(s) + 2 H2O(l) = H2(g) + Ca(OH)2
SnO2 + H2 = Sn + H2O =>
SnO2 + 2 H2 = Sn + 2 H2O
BaC2O4 + HCl = BaCl2 + H2C2O4 =>
BaC2O4 + 2 HCl = BaCl2 + H2C2O4
Ba(HCO3)2 + KOH = K2CO3 + BaCO3 + H2O =>
Ba(HCO3)2 + 2 KOH = K2CO3 + BaCO3 + 2 H2O
Fe2P(s) + S(s) = P4S10(s) + FeS(s) =>
4 Fe2P(s) + 18 S(s) = P4S10(s) + 8 FeS(s)
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