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Fe3O4 + 8 HCl + Fe = 4 FeCl2 + 4 H2O
H2(g) + O2(g) = H2O(l) =>
2 H2(g) + O2(g) = 2 H2O(l)
CH3OH + Na = CH3ONa + H2 =>
2 CH3OH + 2 Na = 2 CH3ONa + H2
dodecane + oxygen = carbondioxide + water =>
2 C12H26 + 37 O2 = 24 CO2 + 26 H2O
Mo(OH)3 + NaOH + H2O2 = NaMoO4 + H2O =>
Mo(OH)3 + NaOH + 2 H2O2 = NaMoO4 + 4 H2O
H3PO4 + Cr(OH)2 = (Cr(OH))3PO4 + H2O =>
H3PO4 + 3 Cr(OH)2 = (Cr(OH))3PO4 + 3 H2O
FeBr2 + Ag = FeAg2 + Br =>
FeBr2 + 2 Ag = FeAg2 + 2 Br
Cu(s) + AgNO3(aq) = Cu(NO3)2(aq) + Ag(s) =>
Cu(s) + 2 AgNO3(aq) = Cu(NO3)2(aq) + 2 Ag(s)
CH3I3 + Mg = CH3MgI + I2 =>
CH3I3 + Mg = CH3MgI + I2
NaCl + H2SO4 = NaHSO4 + HCl =>
NaCl + H2SO4 = NaHSO4 + HCl
K2S2O8 + HNO3 = KHSO4 + O3 + KNO3 + S =>
3 K2S2O8 + 3 HNO3 = 3 KHSO4 + 4 O3 + 3 KNO3 + 3 S
Na + S + HCl = NaCl + H2S =>
2 Na + S + 2 HCl = 2 NaCl + H2S
C2H6O + Fe2O3 = C6H12O6 + Fe + H2O =>
3 C2H6O + 2 Fe2O3 = C6H12O6 + 4 Fe + 3 H2O
Hg2Cl2 + Cu = CuCl + Hg =>
Hg2Cl2 + 2 Cu = 2 CuCl + 2 Hg
(NH2)2CO + H2SO4 = C + H2O + HNO3 + SO =>
(NH2)2CO + 3 H2SO4 = C + 4 H2O + 2 HNO3 + 3 SO
C8H18 + O2 = CO2 + H2O =>
2 C8H18 + 25 O2 = 16 CO2 + 18 H2O
O2 + Ca2 = OCa =>
O2 + Ca2 = 2 OCa
HClO4 + NH3 = H4 + N(ClO4)3 =>
6 HClO4 + 2 NH3 = 3 H4 + 2 N(ClO4)3
Sb + F2 = SbF =>
2 Sb + F2 = 2 SbF
ZnSO4 + AgNO3 = Zn(NO3)2 + Ag2SO4 =>
ZnSO4 + 2 AgNO3 = Zn(NO3)2 + Ag2SO4
KCl2 + Mg = MgCl2 + K =>
KCl2 + Mg = MgCl2 + K
Fe2O3 + C = Fe + CO2 =>
2 Fe2O3 + 3 C = 4 Fe + 3 CO2
ZnS(s) + O2(g) = ZnO(s) + SO2(aq) =>
2 ZnS(s) + 3 O2(g) = 2 ZnO(s) + 2 SO2(aq)
NaBr + Cl*2 = NaCl + Br*2 =>
NaBr + Cl*2 = NaCl + Br*2
Fe2(SO4)3 + Al = Fe2S3 + Al2O3 =>
Fe2(SO4)3 + 8 Al = Fe2S3 + 4 Al2O3
Al + HCl = AlCl3 + H2 =>
2 Al + 6 HCl = 2 AlCl3 + 3 H2
KMnO4 + KNO2 + NaOH = KNaMnO4 + KNO3 + H2O =>
2 KMnO4 + KNO2 + 2 NaOH = 2 KNaMnO4 + KNO3 + H2O
(NH4)2SiF6 + Mg = Si + MgF2 + NH4F =>
(NH4)2SiF6 + 2 Mg = Si + 2 MgF2 + 2 NH4F
ScOH + HNO3 = H2O + ScNO3 =>
ScOH + HNO3 = H2O + ScNO3
NaH + BCl3 = NaCl + B + H2 =>
6 NaH + 2 BCl3 = 6 NaCl + 2 B + 3 H2
KMnO4 + NH3 = MnO2 + KOH + N2 + O2 =>
6 KMnO4 + 2 NH3 = 6 MnO2 + 6 KOH + N2 + 3 O2
C2H4NS + H2O = S + CH3COOH + NH4 =>
C2H4NS + 2 H2O = S + CH3COOH + NH4
CH3Cl + KOH = CH3OH + KCl =>
CH3Cl + KOH = CH3OH + KCl
F2 + HNO3 = HFO3 + NO + H2O =>
3 F2 + 10 HNO3 = 6 HFO3 + 10 NO + 2 H2O
FeCl3 + Br2 + KOH = K2FeO4 + KBr + H2O + HCl =>
2 FeCl3 + 3 Br2 + 10 KOH = 2 K2FeO4 + 6 KBr + 2 H2O + 6 HCl
Cu(s) + Pb(NO3)2(aq) = Cu(NO3)2(aq) + Pb(s) =>
Cu(s) + Pb(NO3)2(aq) = Cu(NO3)2(aq) + Pb(s)
AgNO3 + Ca(CO3)2 = AgCO3 + Ca(NO3)2 =>
2 AgNO3 + Ca(CO3)2 = 2 AgCO3 + Ca(NO3)2
CuSO4(aq) + NH4OH(aq) = Cu(OH)2(aq) + (NH4)2SO4(aq) =>
CuSO4(aq) + 2 NH4OH(aq) = Cu(OH)2(aq) + (NH4)2SO4(aq)
FeF3 = Fe + F3 =>
FeF3 = Fe + F3
NaCrO7 + FeSO4 + H2SO4 = Fe2(SO4)3 + Cr(SO4)3 + NaSO4 + H2O =>
NaCrO7 + 6 FeSO4 + 7 H2SO4 = 3 Fe2(SO4)3 + Cr(SO4)3 + NaSO4 + 7 H2O
Al + BrO = AlO + Br =>
Al + BrO = AlO + Br
KI + F = FI + K =>
KI + F = FI + K
Cr + HNO3 = Cr(NO3)3 + NO + H2O =>
Cr + 4 HNO3 = Cr(NO3)3 + NO + 2 H2O
PB(NO3)2 + KI(aq) = PBI2(s) + KNO3(aq) =>
PB(NO3)2 + 2 KI(aq) = PBI2(s) + 2 KNO3(aq)
Zn + Bi(NO3)3 = Bi + Zn(NO3)2 =>
3 Zn + 2 Bi(NO3)3 = 2 Bi + 3 Zn(NO3)2
C5H11OH + CuO = C5H10O + Cu2O + H2O =>
C5H11OH + 2 CuO = C5H10O + Cu2O + H2O
Fe(CN)3 + ZnCl2 = FeCl3 + Zn(CN)2 =>
2 Fe(CN)3 + 3 ZnCl2 = 2 FeCl3 + 3 Zn(CN)2
HI + O2 = I + H2O =>
4 HI + O2 = 4 I + 2 H2O
C5H10O2 + Na2CO3 = NaC4H9COO + CO2 + H2O =>
2 C5H10O2 + Na2CO3 = 2 NaC4H9COO + CO2 + H2O
HNO3 + HfO2 = Hf(NO3)4 + H2O =>
4 HNO3 + HfO2 = Hf(NO3)4 + 2 H2O
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