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2 Cu(s) + 2 HNO3(c) = 2 Cu(NO3) + H2
Na2AsS4 + NaOH + NaClO = Na3AsO4 + Na2SO4 + NaCl + H2O =>
2 Na2AsS4 + 18 NaOH + 31 NaClO = 2 Na3AsO4 + 8 Na2SO4 + 31 NaCl + 9 H2O
SO2 + NaOH = Na2SO3 + H2O =>
SO2 + 2 NaOH = Na2SO3 + H2O
KI + K2CrO4 + H2SO4 = Cr2(SO4)3 + I2 + K2SO4 + H2O =>
6 KI + 2 K2CrO4 + 8 H2SO4 = Cr2(SO4)3 + 3 I2 + 5 K2SO4 + 8 H2O
Au + HCl + H2O2 = AuCl + H2O =>
2 Au + 2 HCl + H2O2 = 2 AuCl + 2 H2O
Na2Cr2O7 + HBr = NaBr + H2Cr2O7 =>
Na2Cr2O7 + 2 HBr = 2 NaBr + H2Cr2O7
H3PO4 + CaHCO3 = CO2 + H2O + Ca3PO4 =>
H3PO4 + 3 CaHCO3 = 3 CO2 + 3 H2O + Ca3PO4
propane + water = H2 + CO2 =>
C3H8 + 6 H2O = 10 H2 + 3 CO2
F2 + Cu(OH)2 = CuF2 + H2O + O2 =>
2 F2 + 2 Cu(OH)2 = 2 CuF2 + 2 H2O + O2
N2 + H2SO4 + H2 = (NH4)2SO4 =>
N2 + H2SO4 + 3 H2 = (NH4)2SO4
Cl + MgI = ClMgI =>
Cl + MgI = ClMgI
Ca(HCO3)2 + Ca(OH)2 = Ca2(CO3)2 + H2O =>
Ca(HCO3)2 + Ca(OH)2 = Ca2(CO3)2 + 2 H2O
(NH4)2SO3 + HCl = NH4Cl + H2O + SO2 =>
(NH4)2SO3 + 2 HCl = 2 NH4Cl + H2O + SO2
Hg3NO3 = Hg + NO2 + O =>
Hg3NO3 = 3 Hg + NO2 + O
(CH3CH2OH) + (O2)(g) = (H2O)(l) + (CH3COOH) =>
(CH3CH2OH) + (O2)(g) = (H2O)(l) + (CH3COOH)
Zn + HCl = ZnCl23 + H2 =>
2 Zn + 46 HCl = 2 ZnCl23 + 23 H2
C3H5Cl + O2 = CO2 + H2O + Cl2 =>
4 C3H5Cl + 17 O2 = 12 CO2 + 10 H2O + 2 Cl2
A2B2C2 = A2B3C2 + A2BC2 =>
2 A2B2C2 = A2B3C2 + A2BC2
NH4OH = NH3 + H2O =>
NH4OH = NH3 + H2O
C4H10O + NH4Br + H2SO4 = C4H9Br + H2O + (NH4)2SO4 =>
2 C4H10O + 2 NH4Br + H2SO4 = 2 C4H9Br + 2 H2O + (NH4)2SO4
Zn + AgNO3 = Zn(NO3)2 + Ag =>
Zn + 2 AgNO3 = Zn(NO3)2 + 2 Ag
(NH4)2CO3 + HNO3 = NH4ON3 + H2O + CO2 =>
11(NH4)2CO3 + 10 HNO3 = 8 NH4ON3 + 33 H2O + 11 CO2
C + H2O = C(OH)2 + H2 =>
C + 2 H2O = C(OH)2 + H2
N2H4(s) + O2(g) = NO2(g) + H2O(l) =>
N2H4(s) + 3 O2(g) = 2 NO2(g) + 2 H2O(l)
AgBr + NH3 = Ag(NH3) + Br =>
AgBr + NH3 = Ag(NH3) + Br
Ni + O2 = (Ni3)2O3 =>
12 Ni + 3 O2 = 2(Ni3)2O3
C2H4O2 + NaOH = C2H3NaO2 + H2O =>
C2H4O2 + NaOH = C2H3NaO2 + H2O
AgNO3(aq) + BaSO4(aq) = Ag2SO4(s) + Ba(NO3)2(aq) =>
2 AgNO3(aq) + BaSO4(aq) = Ag2SO4(s) + Ba(NO3)2(aq)
SO2 + CaCl2 = SCl2 + CaO2 =>
SO2 + CaCl2 = SCl2 + CaO2
KClO3 + SnSO4 + KOH = KCl + K2SnO3 + K2SO4 + H2O =>
KClO3 + 3 SnSO4 + 12 KOH = KCl + 3 K2SnO3 + 3 K2SO4 + 6 H2O
SiO2 + Na2O = Na2SiO + O2 =>
SiO2 + Na2O = Na2SiO + O2
Al4C3(s) + H2O(l) = CH4(l) + Al(OH)3(aq) =>
Al4C3(s) + 12 H2O(l) = 3 CH4(l) + 4 Al(OH)3(aq)
NHO3 + Fe = NO + H2O + Fe(NO3)3 =>
4 NHO3 + Fe = NO + 2 H2O + Fe(NO3)3
KMnO4 + AlBr3 + H3PO4 = Mn3(PO4)2 + AlPO4 + K3PO4 + Br2 + H2O =>
6 KMnO4 + 10 AlBr3 + 16 H3PO4 = 2 Mn3(PO4)2 + 10 AlPO4 + 2 K3PO4 + 15 Br2 + 24 H2O
H3AsO4 + Ba(OH)2 = H2O + Ba3(AsO4)2 =>
2 H3AsO4 + 3 Ba(OH)2 = 6 H2O + Ba3(AsO4)2
Na2C2O4 + Ca(IO3)2 = CaC2O4 + NaIO3 =>
Na2C2O4 + Ca(IO3)2 = CaC2O4 + 2 NaIO3
HNO3 + CuS = Cu(NO3)2 + S + NO2 + H2O =>
4 HNO3 + CuS = Cu(NO3)2 + S + 2 NO2 + 2 H2O
H2CO3 + Ca(OH)2 = CaOH2CO3 + H2O =>
H2CO3 + Ca(OH)2 = CaOH2CO3 + H2O
Al2Br6 = AlBr3 =>
Al2Br6 = 2 AlBr3
H2SO4 + CO2 = HCO2 + SO4 =>
H2SO4 + 2 CO2 = 2 HCO2 + SO4
CH2COOH + Ba(OH)2 = CH2COO + Ba + H2O =>
2 CH2COOH + Ba(OH)2 = 2 CH2COO + Ba + 2 H2O
K3PO4 + Pb(NO3)2 = PbPO4 + K3(NO3)2 =>
K3PO4 + Pb(NO3)2 = PbPO4 + K3(NO3)2
CuS + H2O = H2S + Cu + O2 =>
2 CuS + 2 H2O = 2 H2S + 2 Cu + O2
VCl3 + KMnO4 + H2O = HVO3 + MnO2 + KCl + HCl =>
3 VCl3 + 2 KMnO4 + 5 H2O = 3 HVO3 + 2 MnO2 + 2 KCl + 7 HCl
CaH2 + HCl = CaCl + H2 =>
2 CaH2 + 2 HCl = 2 CaCl + 3 H2
AgNO3 + K2SO4 = Ag2SO4 + KNO3 =>
2 AgNO3 + K2SO4 = Ag2SO4 + 2 KNO3
Zn + H2SO4 = H2(g) + ZnSO4 =>
Zn + H2SO4 = H2(g) + ZnSO4
C8H18 + H2SO5 = CO2 + H2O + SO3 =>
C8H18 + 25 H2SO5 = 8 CO2 + 34 H2O + 25 SO3
PtCl2 + HCl = PtCl4 + H2 =>
PtCl2 + 2 HCl = PtCl4 + H2
H2O + Ag2O = Ag(OH) =>
H2O + Ag2O = 2 Ag(OH)
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