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2 FeCl3 + 3 K2S = 2 FeS + 6 KCl + S
C6H6 + C2H5OH = C6H5C3H5 + H2O =>
8 C6H6 + 3 C2H5OH = 6 C6H5C3H5 + 3 H2O
C22H52 + O2 = CO + H2O =>
C22H52 + 24 O2 = 22 CO + 26 H2O
C4H9OH + Na = C4H9ONa + H2 =>
2 C4H9OH + 2 Na = 2 C4H9ONa + H2
C4H6O2 + KOH = KC4H7O3 =>
C4H6O2 + KOH = KC4H7O3
Cu(CH3COO)2 + KOH = Cu(OH)2 + CH3CO2K =>
Cu(CH3COO)2 + 2 KOH = Cu(OH)2 + 2 CH3CO2K
Co + H2SO4 = Co(SO4)2 + H2 =>
Co + 2 H2SO4 = Co(SO4)2 + 2 H2
KBr + Hg2(NO3)2 = KNO3 + Hg2Br2 =>
2 KBr + Hg2(NO3)2 = 2 KNO3 + Hg2Br2
(NH4)2S + K2Cr2O7 + H2O = S + Cr(OH)3 + KOH + NH3 =>
3(NH4)2S + K2Cr2O7 + H2O = 3 S + 2 Cr(OH)3 + 2 KOH + 6 NH3
Li + Cl2 = LiCl =>
2 Li + Cl2 = 2 LiCl
NaOH2 + HNO3 = H2OH + Na(NO3) =>
NaOH2 + HNO3 = H2OH + Na(NO3)
Ni + Fe2(SO4)3 = NiSO4 + Fe =>
3 Ni + Fe2(SO4)3 = 3 NiSO4 + 2 Fe
Mg + H2SO4 = MgSO4 + H2 =>
Mg + H2SO4 = MgSO4 + H2
Al7Br3 + Cl2 = Al7Cl3 + Br2 =>
2 Al7Br3 + 3 Cl2 = 2 Al7Cl3 + 3 Br2
NaHSO3 + HCl = NaH + HSO3Cl =>
NaHSO3 + HCl = NaH + HSO3Cl
Na2HPO4 + CaCl2 = Ca3(PO4)2 + NaCl + HCl =>
2 Na2HPO4 + 3 CaCl2 = Ca3(PO4)2 + 4 NaCl + 2 HCl
NO2 + H2O = HNO3 + HNO2 =>
2 NO2 + H2O = HNO3 + HNO2
Mn(s) + HBr(aq) = MnBr + H =>
Mn(s) + HBr(aq) = MnBr + H
Mg2 + Zn(NO3)2 = Mg(NO3)2 + Zn =>
Mg2 + 2 Zn(NO3)2 = 2 Mg(NO3)2 + 2 Zn
K2SO3(aq) + HNO3(aq) = KNO3 + SO3H2 =>
K2SO3(aq) + 2 HNO3(aq) = 2 KNO3 + SO3H2
TiCl4(aq) + H2O(l) = TiO2(aq) + HCl(aq) =>
TiCl4(aq) + 2 H2O(l) = TiO2(aq) + 4 HCl(aq)
H2O = H + O =>
H2O = 2 H + O
Mg + H2SO4 = MgSO4 + H2 =>
Mg + H2SO4 = MgSO4 + H2
C6H6O + H2O2 = C6H4O2 + H2O =>
C6H6O + 2 H2O2 = C6H4O2 + 3 H2O
BaO2 + Al = Al2O3 + Ba =>
3 BaO2 + 4 Al = 2 Al2O3 + 3 Ba
NaHCO3(aq) = NaOH(aq) + CO2(g) =>
NaHCO3(aq) = NaOH(aq) + CO2(g)
NH4 + H2O2 = NH3 + H2O =>
2 NH4 + H2O2 = 2 NH3 + 2 H2O
N2(g) + H2(g) + O2(g) = HNO3(g) =>
N2(g) + H2(g) + 3 O2(g) = 2 HNO3(g)
Sn + NaNo3 = Sn(No3)2 + Na =>
Sn + 2 NaNo3 = Sn(No3)2 + 2 Na
C12H22O11 + H2O2 = CO2 + H2O =>
C12H22O11 + 24 H2O2 = 12 CO2 + 35 H2O
BaS + PtCl2 = BaCl2 + PtS =>
BaS + PtCl2 = BaCl2 + PtS
Fe(OH)3(aq) + HNO3(aq) = Fe(NO3)3 + H2O =>
Fe(OH)3(aq) + 3 HNO3(aq) = Fe(NO3)3 + 3 H2O
K2Cr2O7 + H2SO4 + CH3CH2OH = Cr2(SO4)3 + H2O + CH3CHO + K2SO4 =>
K2Cr2O7 + 4 H2SO4 + 3 CH3CH2OH = Cr2(SO4)3 + 7 H2O + 3 CH3CHO + K2SO4
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
S + H2O2 = SO3 + H2O =>
S + 3 H2O2 = SO3 + 3 H2O
Pb(ClO4)2 + Cs2CrO4 = PbCrO4 + CsClO4 =>
Pb(ClO4)2 + Cs2CrO4 = PbCrO4 + 2 CsClO4
CuCO3 + HCl = CuCl2 + H2O + CO2 =>
CuCO3 + 2 HCl = CuCl2 + H2O + CO2
NH4NO3 + H2O = NH3NO3 + H3O =>
NH4NO3 + H2O = NH3NO3 + H3O
Na + Fe(OH)2 = Fe + Na(OH) =>
2 Na + Fe(OH)2 = Fe + 2 Na(OH)
HCl + Pb(NO3)4 = PbCl + NO2 + Cl2 + H2O =>
16 HCl + 2 Pb(NO3)4 = 2 PbCl + 8 NO2 + 7 Cl2 + 8 H2O
C5H10N2O3 + O2 = CO2 + H2O + NH4 =>
C5H10N2O3 + 4 O2 = 5 CO2 + H2O + 2 NH4
PO4 + Fe(NO3)3 = FePO4 + NO3 =>
PO4 + Fe(NO3)3 = FePO4 + 3 NO3
C8H18 + O2 = CO2 + H2O =>
2 C8H18 + 25 O2 = 16 CO2 + 18 H2O
SNO2(s) + C(s) = SN(l) + CO(g) =>
SNO2(s) + 2 C(s) = SN(l) + 2 CO(g)
KOH(aq) + NiSO4(aq) = K2SO4 + Ni(OH)2 =>
2 KOH(aq) + NiSO4(aq) = K2SO4 + Ni(OH)2
KOH + C20H14O4 = K + H2CO3 + H2O =>
86 KOH + C20H14O4 = 86 K + 20 H2CO3 + 30 H2O
Zn + Pb4NO3 = Zn(NO3)2 + Pb =>
Zn + 2 Pb4NO3 = Zn(NO3)2 + 8 Pb
CH2CH3OH + O2 = H2O + CH3COOH =>
CH2CH3OH + O2 = H2O + CH3COOH
AgClO4 + NH4I = IClO4 + AgNH4 =>
AgClO4 + NH4I = IClO4 + AgNH4
AuCl3 + FeSO4 = FeCl2 + SO2 + Au + O2 =>
2 AuCl3 + 3 FeSO4 = 3 FeCl2 + 3 SO2 + 2 Au + 3 O2
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