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CdBr2 + Na2S = CdS + 2 NaBr
SFe + O2 = FeO + SO2 =>
2 SFe + 3 O2 = 2 FeO + 2 SO2
C2H5OH + I2 = CHI3 + HI + HCOOH =>
2 C2H5OH + 8 I2 = 3 CHI3 + 7 HI + HCOOH
P4 + Ni = NiP =>
P4 + 4 Ni = 4 NiP
MnO4{-} + MnCO3 = MnO2 + CO2 + CO3{2-} =>
2 MnO4{-} + 3 MnCO3 = 5 MnO2 + 2 CO2 + CO3{2-}
KBiO3 + Mn(NO3)2 + HNO3 = Bi(NO3)3 + KMnO4 + KNO3 + H2O =>
5 KBiO3 + 2 Mn(NO3)2 + 14 HNO3 = 5 Bi(NO3)3 + 2 KMnO4 + 3 KNO3 + 7 H2O
BaCl2 + H3PO4 = Ba3(PO4)2 + HCl =>
3 BaCl2 + 2 H3PO4 = Ba3(PO4)2 + 6 HCl
HBr + NaOH = NaBr + H2O =>
HBr + NaOH = NaBr + H2O
(CH3COO)2Ca = CaCO3 + C3H6O =>
(CH3COO)2Ca = CaCO3 + C3H6O
C6H12 + O2 = CO2 + H2O =>
C6H12 + 9 O2 = 6 CO2 + 6 H2O
S2 + H2O = H2S + O2 =>
S2 + 2 H2O = 2 H2S + O2
Li2O + H2 = Li2 + H2O =>
Li2O + H2 = Li2 + H2O
C4H6O4 + NH3 = C4H12N2O4 =>
C4H6O4 + 2 NH3 = C4H12N2O4
H2SO4(l) = H2(g) + S8(s) + O2(g) =>
8 H2SO4(l) = 8 H2(g) + S8(s) + 16 O2(g)
Na2Cr2O7 + Fe = Na + FeCr2O7 =>
Na2Cr2O7 + Fe = 2 Na + FeCr2O7
HC1 + Cu = CuC1 + H2 =>
2 HC1 + 2 Cu = 2 CuC1 + H2
H2C2O4 + MnO4{-} = CO2 + MnO2 + OH{-} + H2O =>
3 H2C2O4 + 2 MnO4{-} = 6 CO2 + 2 MnO2 + 2 OH{-} + 2 H2O
KSCN + NaCl = KCl + NaSCN =>
KSCN + NaCl = KCl + NaSCN
C2H4O + AgOH = H2O + CO2 + Ag =>
C2H4O + 10 AgOH = 7 H2O + 2 CO2 + 10 Ag
C6H12O6(aq) = CH3CH2OH(l) + CO2(g) =>
C6H12O6(aq) = 2 CH3CH2OH(l) + 2 CO2(g)
CuCO3 + NH4Cl = CuCl2 + (NH4)2CO3 =>
CuCO3 + 2 NH4Cl = CuCl2 + (NH4)2CO3
Mg(NO3)2(aq) + Na2SO4(aq) = MgSO4(s) + NaNO3(aq) =>
Mg(NO3)2(aq) + Na2SO4(aq) = MgSO4(s) + 2 NaNO3(aq)
Fe(s) + HNO3(aq) = FeNO3(aq) + H2(g) =>
2 Fe(s) + 2 HNO3(aq) = 2 FeNO3(aq) + H2(g)
S + CaO = CaS2O3 + CaS =>
4 S + 3 CaO = CaS2O3 + 2 CaS
Cu + K4(Fe(CN)6) = Cu2(Fe(CN)6) + K =>
2 Cu + K4(Fe(CN)6) = Cu2(Fe(CN)6) + 4 K
KMnO4 + H2S + HNO3 = Mn(NO3)2 + H2SO4 + KNO3 + H2O =>
8 KMnO4 + 5 H2S + 24 HNO3 = 8 Mn(NO3)2 + 5 H2SO4 + 8 KNO3 + 12 H2O
Ta + HOH = H2 + Ta(OH)5 =>
2 Ta + 10 HOH = 5 H2 + 2 Ta(OH)5
NH3 + Cl2 = N2 + HCl =>
2 NH3 + 3 Cl2 = N2 + 6 HCl
S + Na2SO3 + H2O = Na2S2O3*5H2O =>
S + Na2SO3 + 5 H2O = Na2S2O3*5H2O
FeSO4(aq) + K2CO3(aq) = FeCO3 + K2SO4(aq) =>
FeSO4(aq) + K2CO3(aq) = FeCO3 + K2SO4(aq)
H2O + P4 + Cl2 = H3PO3 + HCl =>
12 H2O + P4 + 6 Cl2 = 4 H3PO3 + 12 HCl
Zn + Pb(NO3)2 = Zn(NO3)2 + Pb =>
Zn + Pb(NO3)2 = Zn(NO3)2 + Pb
AgCl(s) + NH3(aq) = [Ag(NH3)2](aq) + Cl(aq) =>
AgCl(s) + 2 NH3(aq) = [Ag(NH3)2](aq) + Cl(aq)
Ba3(PO4)2 + CH3COOH = Ba(CH3COO)2 + H3PO4 =>
Ba3(PO4)2 + 6 CH3COOH = 3 Ba(CH3COO)2 + 2 H3PO4
Na2B4O7*10H2O + HCl = H3BO3 + NaCl + H2O =>
Na2B4O7*10H2O + 2 HCl = 4 H3BO3 + 2 NaCl + 5 H2O
TiO2 + H2SO4 = TiOSO4 + H2O =>
TiO2 + H2SO4 = TiOSO4 + H2O
C3H7OH + Mg = C3H7OMg + H2 =>
2 C3H7OH + 2 Mg = 2 C3H7OMg + H2
Fe(s) + CuSO4(l) = Cu(s) + FeSO4(aq) =>
Fe(s) + CuSO4(l) = Cu(s) + FeSO4(aq)
Na2O + C = Na + CO =>
Na2O + C = 2 Na + CO
CoCl2(aq) + (NH4)2CO3(aq) = CoCO3(s) + NH4Cl(aq) =>
CoCl2(aq) + (NH4)2CO3(aq) = CoCO3(s) + 2 NH4Cl(aq)
C3H7OH + Mg = C3H7OMg + H2 =>
2 C3H7OH + 2 Mg = 2 C3H7OMg + H2
Cu + AgO = Ag + Cu2O =>
2 Cu + AgO = Ag + Cu2O
KMnO4 + MnSO4 = K2SO4 + MnO2 + Mn(SO4)2 =>
2 KMnO4 + 3 MnSO4 = K2SO4 + 4 MnO2 + Mn(SO4)2
Na3PO4 + BaCl2 = Ba3(PO4)2 + NaCl =>
2 Na3PO4 + 3 BaCl2 = Ba3(PO4)2 + 6 NaCl
Cl2 + NH4Br = NH4Cl + Br2 =>
Cl2 + 2 NH4Br = 2 NH4Cl + Br2
Cu + H(NO3) = Cu(NO3) + NO + H2O =>
3 Cu + 4 H(NO3) = 3 Cu(NO3) + NO + 2 H2O
Hg + Fe(NO3)3 = HgNO3 + Fe =>
3 Hg + Fe(NO3)3 = 3 HgNO3 + Fe
CuSO4 + NaSH = CuS + Na2SO4 + H2SO4 =>
2 CuSO4 + 2 NaSH = 2 CuS + Na2SO4 + H2SO4
Ca(HCO3)2(s) + HBr(aq) = CaBr2 + H2CO3 =>
Ca(HCO3)2(s) + 2 HBr(aq) = CaBr2 + 2 H2CO3
CH3Cl + O2 = CO2 + H2O + HCl =>
2 CH3Cl + 3 O2 = 2 CO2 + 2 H2O + 2 HCl
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