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2 KNO3 + Na2CO3 = K2CO3 + 2 NaNO3
V2O5 + CaS = CaO + V2S5 =>
V2O5 + 5 CaS = 5 CaO + V2S5
C3Cl2N3NaO3 + Fe + Au + H2O = C3H3N3O3 + AuCl3 + Fe(OH)3 + NaCl =>
3 C3Cl2N3NaO3 + 3 Fe + Au + 9 H2O = 3 C3H3N3O3 + AuCl3 + 3 Fe(OH)3 + 3 NaCl
CaCl2 + NaOH = Ca(OH)2 + NaCl =>
CaCl2 + 2 NaOH = Ca(OH)2 + 2 NaCl
H4SiO4 + H2SiF6 = SiF4 + H2O =>
H4SiO4 + 2 H2SiF6 = 3 SiF4 + 4 H2O
Ca3N2 + H2 = CaH + NH3 =>
2 Ca3N2 + 9 H2 = 6 CaH + 4 NH3
C8H18 + O2 = CO2 + H2O =>
2 C8H18 + 25 O2 = 16 CO2 + 18 H2O
Mg(OH)2 + HCl + H2O = MgCl2*6H2O =>
Mg(OH)2 + 2 HCl + 4 H2O = MgCl2*6H2O
S8(s) + Cu(s) = Cu2S(s) =>
S8(s) + 16 Cu(s) = 8 Cu2S(s)
Fe2 + S3 = FeS =>
3 Fe2 + 2 S3 = 6 FeS
C2H5COOCH3 + NaOH = C2H5COONa + CH3OH =>
C2H5COOCH3 + NaOH = C2H5COONa + CH3OH
C6H6 + Br = C6H5Br + H =>
C6H6 + Br = C6H5Br + H
CaCl2 + K2CO3 = CaCl2K2CO3 =>
CaCl2 + K2CO3 = CaCl2K2CO3
C2H6O2 + O2 = CO2 + H2O =>
2 C2H6O2 + 5 O2 = 4 CO2 + 6 H2O
CaO + H2O = Ca(OH)2 =>
CaO + H2O = Ca(OH)2
Mg(OH)2 + HCl + H2O = MgCl2*6H2O =>
Mg(OH)2 + 2 HCl + 4 H2O = MgCl2*6H2O
Fe(OH)3 + HNO3 = Fe(NO3)3 + H2O =>
Fe(OH)3 + 3 HNO3 = Fe(NO3)3 + 3 H2O
Br2 + NaI = NaBr + I2 =>
Br2 + 2 NaI = 2 NaBr + I2
FeCl3KCNS = KCl3FeCNS =>
FeCl3KCNS = KCl3FeCNS
N + H = NH4 =>
N + 4 H = NH4
Al(OH)3 + HBr = AlBr3 + H2O = CO2 + H2O =>
Al(OH)3 + 3 HBr = AlBr3 + 3 H2O
Mg + N2 = Mg3N2 = Mg3N2 =>
3 Mg + N2 = Mg3N2
Al + O2 = Al2O3 =>
4 Al + 3 O2 = 2 Al2O3
Cd(OH)2 + HCNO = Cd(CNO)2 + H2O =>
Cd(OH)2 + 2 HCNO = Cd(CNO)2 + 2 H2O
C12H22O11 + C2H5OH = C64H124O26 + H2O =>
7 C12H22O11 + 54 C2H5OH = 3 C64H124O26 + 53 H2O
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
Ca3PO43 + C + SiO2 = P + CO + CaSiO3 =>
Ca3PO43 + 40 C + 3 SiO2 = P + 40 CO + 3 CaSiO3
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
NO + Cl2 = NOCl =>
2 NO + Cl2 = 2 NOCl
FeBr3 + Sn = SnBr4 + Fe =>
4 FeBr3 + 3 Sn = 3 SnBr4 + 4 Fe
SO2 + H2O = H2SO3 =>
SO2 + H2O = H2SO3
C5H12 + O2 = CO2 + H2O =>
C5H12 + 8 O2 = 5 CO2 + 6 H2O
W(ClO3)6 = WCl6 + O2 =>
W(ClO3)6 = WCl6 + 9 O2
H2SO4 + NaOH = Na2SO4 + H2O =>
H2SO4 + 2 NaOH = Na2SO4 + 2 H2O
Al + KClO3 + KOH = K3AlO3 + KCl + H2O =>
2 Al + KClO3 + 6 KOH = 2 K3AlO3 + KCl + 3 H2O
Al + CuCl2 = AlCl3 + Cu =>
2 Al + 3 CuCl2 = 2 AlCl3 + 3 Cu
H2(SO4) = H2O + O2 + SO2 =>
2 H2(SO4) = 2 H2O + O2 + 2 SO2
H2SO4 + B(OH)3 = B2(SO4)3 + H2O =>
3 H2SO4 + 2 B(OH)3 = B2(SO4)3 + 6 H2O
NaCl(aq) + Al(NO3)3(aq) = NaNO3(aq) + AlCl3(aq) =>
3 NaCl(aq) + Al(NO3)3(aq) = 3 NaNO3(aq) + AlCl3(aq)
Al2S3(s) + I2(s) = S(s) + AlI3(s) =>
Al2S3(s) + 3 I2(s) = 3 S(s) + 2 AlI3(s)
H(SO4) + Ca(OH)2 = Ca(SO4)2 + H2O =>
2 H(SO4) + Ca(OH)2 = Ca(SO4)2 + 2 H2O
NaNO3 + (C6H5)2NH + H2SO4 = (C6H5)4N2 + Na2SO4 + NO2 + H2O =>
2 NaNO3 + 2(C6H5)2NH + H2SO4 = (C6H5)4N2 + Na2SO4 + 2 NO2 + 2 H2O
Cu + HSO = CuSO + H =>
Cu + HSO = CuSO + H
NaHSO3 + HCl + KMnO4 = NaHSO4 + KClMnCl2 + H2O =>
5 NaHSO3 + 6 HCl + 2 KMnO4 = 5 NaHSO4 + 2 KClMnCl2 + 3 H2O
PbO + (NH3)2 = Pb + N2 + H2O =>
3 PbO + (NH3)2 = 3 Pb + N2 + 3 H2O
SCl4 + H2O = HCl + SO2 =>
SCl4 + 2 H2O = 4 HCl + SO2
C7H6O6S + Fe{+3} = C7H6O6SFe{+3} =>
C7H6O6S + Fe{+3} = C7H6O6SFe{+3}
Al2O3 + Al = AlO =>
Al2O3 + Al = 3 AlO
MgCO3 + H3PO4 = Mg3(PO4)2 + H2CO3 =>
3 MgCO3 + 2 H3PO4 = Mg3(PO4)2 + 3 H2CO3
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