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O + Fe = FeO
Al2S3 + H2O = Al(OH)3 + H2S =>
Al2S3 + 6 H2O = 2 Al(OH)3 + 3 H2S
H2SiO3 + Mn(OH)2 = Mn2(SiO3)2 + H2O =>
2 H2SiO3 + 2 Mn(OH)2 = Mn2(SiO3)2 + 4 H2O
FeCl3 + HCl = Cl2 + FeH3 =>
FeCl3 + 3 HCl = 3 Cl2 + FeH3
Al2S3 + H2O = Al(OH)3 + H2S =>
Al2S3 + 6 H2O = 2 Al(OH)3 + 3 H2S
CaS + Na = Na2S + Ca =>
CaS + 2 Na = Na2S + Ca
Cl2 + Ar = Ar2Cl =>
Cl2 + 4 Ar = 2 Ar2Cl
KIBr2 + NaOH = KBr + I2 + NaIO3 + NaBr + H2O =>
5 KIBr2 + 6 NaOH = 5 KBr + 2 I2 + NaIO3 + 5 NaBr + 3 H2O
CaS + Na = Na2S + Ca =>
CaS + 2 Na = Na2S + Ca
NiSO4 + C4H8O2N2 = Ni(C4H7O2N2)2 + H2SO4 =>
NiSO4 + 2 C4H8O2N2 = Ni(C4H7O2N2)2 + H2SO4
FeSO4 + NaSCN = Fe(SCN)2 + Na2SO4 =>
FeSO4 + 2 NaSCN = Fe(SCN)2 + Na2SO4
Ba(NO3)2 + Na2CO3 = Ba(CO3)2 + Na2NO3 =>
Ba(NO3)2 + 2 Na2CO3 = Ba(CO3)2 + 2 Na2NO3
H2SO4 + NaHCO3 = Na2SO4 + CO2 + H2O =>
H2SO4 + 2 NaHCO3 = Na2SO4 + 2 CO2 + 2 H2O
Fe2O3 + C2SO4 = Fe2(SO4)3 + C2O =>
Fe2O3 + 3 C2SO4 = Fe2(SO4)3 + 3 C2O
ZnH2SO4 + H = ZnH3SO4 =>
ZnH2SO4 + H = ZnH3SO4
SO3{-2} + Cu{+2} + H2O = SO4{-} + H{+} + Cu{+} =>
SO3{-2} + 3 Cu{+2} + H2O = SO4{-} + 2 H{+} + 3 Cu{+}
SiI4 + Cl = SiCl4 + I =>
SiI4 + 4 Cl = SiCl4 + 4 I
Na(NO3) + BaCl2 = Na2Cl2 + Ba(NO3)2 =>
2 Na(NO3) + BaCl2 = Na2Cl2 + Ba(NO3)2
CO + H2O + KO2 = KHCO3 + O =>
2 CO + H2O + 2 KO2 = 2 KHCO3 + O
KOH + SO2 = KSO + HO2 =>
KOH + SO2 = KSO + HO2
CUSO4 + H10O5 = CUO + H2SO4 =>
5 CUSO4 + H10O5 = 5 CUO + 5 H2SO4
Na2SO4 + CO(NO3)2 = Na2(NO3)2 + COSO4 =>
Na2SO4 + CO(NO3)2 = Na2(NO3)2 + COSO4
CH3OH + N2 = NH3 + HCN + O2 =>
2 CH3OH + 2 N2 = 2 NH3 + 2 HCN + O2
Br2 + CAl2 = Br2CAl2 =>
Br2 + CAl2 = Br2CAl2
BaSeO4 + HCl = H2SeO3 + BaCl2 + Cl2 + H2O =>
BaSeO4 + 4 HCl = H2SeO3 + BaCl2 + Cl2 + H2O
CaO + Fe2O3 = Ca2Fe2O5 =>
2 CaO + Fe2O3 = Ca2Fe2O5
Cu + Ba3N2 = CuN + Ba =>
2 Cu + Ba3N2 = 2 CuN + 3 Ba
Ag + S4 = AgS =>
4 Ag + S4 = 4 AgS
CH4 + O3 = CO2 + H2O =>
3 CH4 + 4 O3 = 3 CO2 + 6 H2O
HNO3 + Zn + KOH = NH3 + K2ZnO4 + H2O =>
3 HNO3 + 4 Zn + 8 KOH = 3 NH3 + 4 K2ZnO4 + H2O
S + NaOH = Na2S2 + OH =>
2 S + 2 NaOH = Na2S2 + 2 OH
KMnO2 + HClO3 = KMnO4 + HCl =>
3 KMnO2 + 2 HClO3 = 3 KMnO4 + 2 HCl
Li + CCl4 = LiCl + C =>
4 Li + CCl4 = 4 LiCl + C
KCl + K3PO4 = K4ClPO4 =>
KCl + K3PO4 = K4ClPO4
Al + Ca(OH)2 + Ca(NO3)2 + H2O = N2 + Ca(Al(OH)4)2 =>
10 Al + 2 Ca(OH)2 + 3 Ca(NO3)2 + 18 H2O = 3 N2 + 5 Ca(Al(OH)4)2
PH3 + KMnO4 + H2SO4 = K(HSO4) + MnSO4 + P4 + H2O =>
20 PH3 + 12 KMnO4 + 24 H2SO4 = 12 K(HSO4) + 12 MnSO4 + 5 P4 + 48 H2O
NH4HSO4 + KOH = NH3 + H2O + K2SO4 =>
NH4HSO4 + 2 KOH = NH3 + 2 H2O + K2SO4
NH4NO3 + KOH = NH3 + H2O + KNO3 =>
NH4NO3 + KOH = NH3 + H2O + KNO3
FeCl2 + H2O2 + HCl = FeCl3 + H2O =>
2 FeCl2 + H2O2 + 2 HCl = 2 FeCl3 + 2 H2O
C + OH = CO + H2 =>
2 C + 2 OH = 2 CO + H2
Zn + HCl + NaOH = NaCl + Zn(OH)2 + H2 =>
Zn + 2 HCl + 2 NaOH = 2 NaCl + Zn(OH)2 + H2
S + Br2 = S3Br5 =>
6 S + 5 Br2 = 2 S3Br5
CaO + Mg = Ca + MgO =>
CaO + Mg = Ca + MgO
HBr(g) + Rb(s) = RbH(g) + Br(s) =>
HBr(g) + Rb(s) = RbH(g) + Br(s)
KI + CuNO3 = CuI + KNO3 =>
KI + CuNO3 = CuI + KNO3
Na2SO3(s) + H2SO4(aq) = SO3(s) + SO2(s) + NaOH(aq) =>
Na2SO3(s) + H2SO4(aq) = SO3(s) + SO2(s) + 2 NaOH(aq)
H2PO4 + KOH = KPO4 + H2 + OH =>
H2PO4 + KOH = KPO4 + H2 + OH
NaI + Na2CrO4 + H2SO4 = I2 + Cr2(SO4)3 + Na2SO4 + H2O =>
6 NaI + 2 Na2CrO4 + 8 H2SO4 = 3 I2 + Cr2(SO4)3 + 5 Na2SO4 + 8 H2O
Ag(No3) + Pb(No3)2 = Ag(No3)2 + PbNo3 =>
Ag(No3) + Pb(No3)2 = Ag(No3)2 + PbNo3
Fe2(SO4)3 + BaCl2 = FeCl3 + BaSO4 =>
Fe2(SO4)3 + 3 BaCl2 = 2 FeCl3 + 3 BaSO4
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