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8 Al + 3 Sn2(SO4)4 = 6 Sn + 4 Al2(SO4)3
HI + (NH4)2S = H2S + NH4I =>
2 HI + (NH4)2S = H2S + 2 NH4I
C3H6O2 + O2 = CO2 + H2O =>
2 C3H6O2 + 7 O2 = 6 CO2 + 6 H2O
P + Cl = PCl3 =>
P + 3 Cl = PCl3
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
ZnC4H6O4 + AgNO3 = ZnN2O6 + AgC2H3O2 =>
ZnC4H6O4 + 2 AgNO3 = ZnN2O6 + 2 AgC2H3O2
Ba + H2O = Ba(OH)2 + H2 =>
Ba + 2 H2O = Ba(OH)2 + H2
C6H5Br + HNO3 + H2SO4 = BrC6H4NO2 + H3O + HSO4 =>
C6H5Br + HNO3 + H2SO4 = BrC6H4NO2 + H3O + HSO4
KCN(ag) + HCl(ag) = HCN(ag) + KCl(ag) =>
KCN(ag) + HCl(ag) = HCN(ag) + KCl(ag)
AgNO3 + C7H7Cl = AgCl + C7H7NO3 =>
AgNO3 + C7H7Cl = AgCl + C7H7NO3
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
N2H2 = HN =>
N2H2 = 2 HN
Fe(NO3)3 + CH3COOH + H2O = CH3NO2 + Fe(OH)3 + O2 =>
2 Fe(NO3)3 + 3 CH3COOH + 6 H2O = 6 CH3NO2 + 2 Fe(OH)3 + 6 O2
Cu + Ca(OH)2 = Ca + Cu(OH)2 =>
Cu + Ca(OH)2 = Ca + Cu(OH)2
Cr(OH)3 + Cl2 + NaOH = Na2Cr2O7 + NaCl + H2O =>
2 Cr(OH)3 + 3 Cl2 + 8 NaOH = Na2Cr2O7 + 6 NaCl + 7 H2O
Na2SO4 + H2SO4 = NaHSO4 =>
Na2SO4 + H2SO4 = 2 NaHSO4
Na2S + HCl = NaCl + H2S =>
Na2S + 2 HCl = 2 NaCl + H2S
Cu(OH)2 = CuO + H2O =>
Cu(OH)2 = CuO + H2O
Al2(SO4)3 + Ca(OH)2 = Al(OH)3 + CaSO4 =>
Al2(SO4)3 + 3 Ca(OH)2 = 2 Al(OH)3 + 3 CaSO4
FeCl3 + SnCl2 = FeCl2 + SnCl4 =>
2 FeCl3 + SnCl2 = 2 FeCl2 + SnCl4
PH + AgNO3 + H2O = Ag + H3PO4 + HNO3 =>
PH + 6 AgNO3 + 4 H2O = 6 Ag + H3PO4 + 6 HNO3
P4 + H2O + OH{-} = PH3 + H2PO2{-} =>
P4 + 3 H2O + 3 OH{-} = PH3 + 3 H2PO2{-}
FeCl3 + KOH = FeClO + KCl + HCl =>
FeCl3 + KOH = FeClO + KCl + HCl
Na + NaNO3 = Na2O + N2 =>
10 Na + 2 NaNO3 = 6 Na2O + N2
Na3CrO3 + PbO2 + KOH = K2CrO4 + Na2PbO2 + H2O =>
2 Na3CrO3 + 3 PbO2 + 4 KOH = 2 K2CrO4 + 3 Na2PbO2 + 2 H2O
Al2(SO4)3 + H2O + Zn = ZnSO4 + H2 + Al(OH)3 =>
Al2(SO4)3 + 6 H2O + 3 Zn = 3 ZnSO4 + 3 H2 + 2 Al(OH)3
Mg + HCH3COO = Mg(CH3COO)2 + H2 =>
Mg + 2 HCH3COO = Mg(CH3COO)2 + H2
Fe + O2 = Fe2O3 =>
4 Fe + 3 O2 = 2 Fe2O3
I2 + Na2S2O3 = NaI + Na2S4O6 =>
I2 + 2 Na2S2O3 = 2 NaI + Na2S4O6
Na + H2O = NaHO + H2 =>
2 Na + 2 H2O = 2 NaHO + H2
Cr + O2 = Cr2O3 =>
4 Cr + 3 O2 = 2 Cr2O3
Cu + Ca(OH)2 = Ca + Cu(OH)2 =>
Cu + Ca(OH)2 = Ca + Cu(OH)2
H2SO4 + CaO = CaSO4 + H2O =>
H2SO4 + CaO = CaSO4 + H2O
KOH + H2SO4 = K2SO4 + H2O =>
2 KOH + H2SO4 = K2SO4 + 2 H2O
Al2 + N2 = NAl3 =>
3 Al2 + N2 = 2 NAl3
KMnO4 + NaNO2 + H2 = MnO2 + NaNO3 + KOH =>
2 KMnO4 + 2 NaNO2 + H2 = 2 MnO2 + 2 NaNO3 + 2 KOH
Cu(OH)2 + Ni(NO3)2 = Cu(NO3)2 + Ni(OH)2 =>
Cu(OH)2 + Ni(NO3)2 = Cu(NO3)2 + Ni(OH)2
HNO3 + Ba(OH)2 = Ba(NO3)2 + H2O =>
2 HNO3 + Ba(OH)2 = Ba(NO3)2 + 2 H2O
Al2O3 + HCl = AlCl3 + H2O =>
Al2O3 + 6 HCl = 2 AlCl3 + 3 H2O
BaCl2 + Na2SO4 = BaSO4 + NaCl =>
BaCl2 + Na2SO4 = BaSO4 + 2 NaCl
Hg2Cl2 + NH3 = Hg + HgNH2Cl + NH4Cl =>
Hg2Cl2 + 2 NH3 = Hg + HgNH2Cl + NH4Cl
C2H2 + O2CO2 = C + H2O =>
4 C2H2 + O2CO2 = 9 C + 4 H2O
Cu(OH)2 = CuO + H2O =>
Cu(OH)2 = CuO + H2O
CH3COOH + CH3CH2CH2OH = CH3COOC3H7 + H2O =>
CH3COOH + CH3CH2CH2OH = CH3COOC3H7 + H2O
RbNO2 + Cr(OH)2 = RbOH + Cr(NO2)2 =>
2 RbNO2 + Cr(OH)2 = 2 RbOH + Cr(NO2)2
HCl + As2O3 + NaNO3 + H2O(l) = NO + H3AsO4 + NaCl =>
4 HCl + 3 As2O3 + 4 NaNO3 + 7 H2O(l) = 4 NO + 6 H3AsO4 + 4 NaCl
Na[Au(CN)2] + Zn = Na2[Zn(CN)4] + Au =>
2 Na[Au(CN)2] + Zn = Na2[Zn(CN)4] + 2 Au
K2SiO3 + Ca(NO3)2 = CaSiO3 + KNO3 =>
K2SiO3 + Ca(NO3)2 = CaSiO3 + 2 KNO3
P2O5 + NaOH = Na3PO4 + H2O =>
P2O5 + 6 NaOH = 2 Na3PO4 + 3 H2O
Cl + Na2S2O5 + NaOH = NaCl + Na2SO4 + H2O =>
4 Cl + Na2S2O5 + 6 NaOH = 4 NaCl + 2 Na2SO4 + 3 H2O
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