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O2 + 2 Zn + 4 HCl = 2 ZnCl2 + 2 H2O
FeS + H2SO4 = Fe2(SO4)3 + SO2 + H2O =>
2 FeS + 10 H2SO4 = Fe2(SO4)3 + 9 SO2 + 10 H2O
C12H10 + O2 = CO2 + H2O =>
2 C12H10 + 29 O2 = 24 CO2 + 10 H2O
Cu + HNO3 = NO + H2O + Cu(NO3)2 =>
3 Cu + 8 HNO3 = 2 NO + 4 H2O + 3 Cu(NO3)2
K + H2O = KOH + H2 =>
2 K + 2 H2O = 2 KOH + H2
Cr + H2O = Cr(OH)3 + H2 =>
2 Cr + 6 H2O = 2 Cr(OH)3 + 3 H2
Li + HCl = H2 + LiCl =>
2 Li + 2 HCl = H2 + 2 LiCl
Zn(OH)2 + H3Po4 = Zn3(Po4)2 + H2O =>
3 Zn(OH)2 + 2 H3Po4 = Zn3(Po4)2 + 6 H2O
C3H7OH + O2 = CO2 + H20 =>
10 C3H7OH + 25 O2 = 30 CO2 + 4 H20
C6H5CH3 + HNO3 = C6H4NO2CH3 + H2O =>
C6H5CH3 + HNO3 = C6H4NO2CH3 + H2O
H2So4 + Ga2O3 = Ga2(So4)3 + H2O =>
3 H2So4 + Ga2O3 = Ga2(So4)3 + 3 H2O
(OC3)2C6H3C2H2NO2 + Zn + CH3COOH = (OC3)2C6H3C2H4NH2 + Zn(CH3COO)2 + H2O =>
(OC3)2C6H3C2H2NO2 + 4 Zn + 8 CH3COOH = (OC3)2C6H3C2H4NH2 + 4 Zn(CH3COO)2 + 2 H2O
Pb + SO4 = PbSO4 =>
Pb + SO4 = PbSO4
Cr + O2 = CrO2 =>
Cr + O2 = CrO2
Ga2O3 + H2So4 = Ga2(So4)3 + H2O =>
Ga2O3 + 3 H2So4 = Ga2(So4)3 + 3 H2O
Cr + O2 = Cr2O2 =>
2 Cr + O2 = Cr2O2
Ga2O3 + H2So4 = Ga2(So4)3 + H2O =>
Ga2O3 + 3 H2So4 = Ga2(So4)3 + 3 H2O
FE + CUSO4 = FESO4 + CU =>
FE + CUSO4 = FESO4 + CU
Fe + H2SO4 = Fe2(SO4)3 + H2 =>
2 Fe + 3 H2SO4 = Fe2(SO4)3 + 3 H2
NH3 + CuO = Cu + N2 + H2O =>
2 NH3 + 3 CuO = 3 Cu + N2 + 3 H2O
K2CO3 + HCl = KCl + H2O + CO2 =>
K2CO3 + 2 HCl = 2 KCl + H2O + CO2
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
S + O2 = SO3 =>
2 S + 3 O2 = 2 SO3
Fe(OH)2 + SO2 = FeSO3 + H2O =>
Fe(OH)2 + SO2 = FeSO3 + H2O
BaCO3 + Al2O3 + SiO2 + CeO2 = BaAl2Si2O8Ce + CO2 + O2 =>
BaCO3 + Al2O3 + 2 SiO2 + CeO2 = BaAl2Si2O8Ce + CO2 + O2
H2S(g) + O2(g) = SO2(g) + H2O(g) =>
2 H2S(g) + 3 O2(g) = 2 SO2(g) + 2 H2O(g)
NO2 + H2O = HNO3 + NO =>
3 NO2 + H2O = 2 HNO3 + NO
(OCH3)2C6H3C2H2NO2 + H2O + Mg = Mg(OH) + (OCH3)2C6H3C2H4NH2 =>
(OCH3)2C6H3C2H2NO2 + 6 H2O + 8 Mg = 8 Mg(OH) + (OCH3)2C6H3C2H4NH2
HSO3NH2 + KOH = H2O + KSO3NH2 =>
HSO3NH2 + KOH = H2O + KSO3NH2
Zn + Ca(OH)2 = Zn(OH)2 + Ca =>
Zn + Ca(OH)2 = Zn(OH)2 + Ca
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
CA + P = CAP =>
CA + P = CAP
K2SiO3 + HNO3 = KNO3 + H2SiO3 =>
K2SiO3 + 2 HNO3 = 2 KNO3 + H2SiO3
H3BO3 + Al + OH{-} = BH3 + AlO2{-} + H2O =>
H3BO3 + 2 Al + 2 OH{-} = BH3 + 2 AlO2{-} + H2O
C6H + O2 = CO + H2O =>
4 C6H + 13 O2 = 24 CO + 2 H2O
HCl + NaOH = NaCl + H2O =>
HCl + NaOH = NaCl + H2O
C6H6 + O2 = CO + H2O =>
2 C6H6 + 9 O2 = 12 CO + 6 H2O
S + F2 = SF6 =>
S + 3 F2 = SF6
C6H5ONa + H2SO4 = C6H5OH + HNaSO4 =>
C6H5ONa + H2SO4 = C6H5OH + HNaSO4
Cl + Na3Br = NaCl + Br =>
3 Cl + Na3Br = 3 NaCl + Br
(OCH3)2C6H3C2H2NO2 + Mg + CH3COOH = (OCH3)2C6H3C2H4NH2 + Mg(CH3COO)2 + H2O =>
(OCH3)2C6H3C2H2NO2 + 4 Mg + 8 CH3COOH = (OCH3)2C6H3C2H4NH2 + 4 Mg(CH3COO)2 + 2 H2O
Fe2O3 + H2SO4 = Fe2(SO4)3 + H2O =>
Fe2O3 + 3 H2SO4 = Fe2(SO4)3 + 3 H2O
KOH + Cl2 = KClO3 + KCl + H20 =>
60 KOH + 30 Cl2 = 20 KClO3 + 40 KCl + 3 H20
CoCl2 + (NH4)3PO4 = Co3(PO4)2 + NH4Cl =>
3 CoCl2 + 2(NH4)3PO4 = Co3(PO4)2 + 6 NH4Cl
C8H10 + KMnO4 + H2SO4 = C8H6O4 + MnSO4 + K2SO4 + H2O =>
5 C8H10 + 12 KMnO4 + 18 H2SO4 = 5 C8H6O4 + 12 MnSO4 + 6 K2SO4 + 28 H2O
Zn + HCl = ZnCl2 + H2 =>
Zn + 2 HCl = ZnCl2 + H2
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
Mg(s) + HCl(l) = MgCl2 + H =>
Mg(s) + 2 HCl(l) = MgCl2 + 2 H
(CH3(CH2)2CH3) + O2 = CO2 + H2O =>
2(CH3(CH2)2CH3) + 13 O2 = 8 CO2 + 10 H2O
Fe + OH = Fe(OH)2 =>
Fe + 2 OH = Fe(OH)2
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