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2 Na + 2 H2SO4 = Na2SO4 + SO2 + 2 H2O
Zn + NO2{-} + OH{-} + H2O = NH3 + Zn(OH)4{2-} =>
3 Zn + NO2{-} + 5 OH{-} + 5 H2O = NH3 + 3 Zn(OH)4{2-}
Pb + BaCl2 = PbCl2 + Ba =>
Pb + BaCl2 = PbCl2 + Ba
HI + FeO = FeI2 + H2O =>
2 HI + FeO = FeI2 + H2O
Cu(NO{3}){2} + KOH = Cu(OH){2} + KNO{3} =>
Cu(NO{3}){2} + KOH = Cu(OH){2} + KNO{3}
C + CuSO4 = Cu + S + CO =>
4 C + CuSO4 = Cu + S + 4 CO
Na + MgF2 = NaF2 + Mg =>
Na + MgF2 = NaF2 + Mg
K2Cr2O7 + H2O = KOH + Cr2O7 + H2 =>
K2Cr2O7 + 2 H2O = 2 KOH + Cr2O7 + H2
CH3CH2CH(CH3)OH + SOCl2 = CH3CH2CH2Cl + SO2 + HCl =>
3 CH3CH2CH(CH3)OH + 3 SOCl2 = 4 CH3CH2CH2Cl + 3 SO2 + 2 HCl
CH4 = H2 + C2 =>
2 CH4 = 4 H2 + C2
Al3O + Fe = Fe3O4 + Al =>
4 Al3O + 3 Fe = Fe3O4 + 12 Al
C5H10 + HNO3 = C5H9NO2 + H2O =>
C5H10 + HNO3 = C5H9NO2 + H2O
H2SO4 + Na2O2 + KNO2 = Na2SO4 + K2SO4 + HNO3 + H2O =>
3 H2SO4 + 2 Na2O2 + 2 KNO2 = 2 Na2SO4 + K2SO4 + 2 HNO3 + 2 H2O
FeCr2O4 + H2SO4 = Cr2(SO4)3 + FeSO4 + H2O =>
FeCr2O4 + 4 H2SO4 = Cr2(SO4)3 + FeSO4 + 4 H2O
HF + K2S = HS + FK2 =>
HF + K2S = HS + FK2
SiCl4 + Zn = Si + ZnCl2 =>
SiCl4 + 2 Zn = Si + 2 ZnCl2
K + S = K2S =>
2 K + S = K2S
NaClO4 + Al2S3 = Na2S + Al(ClO4)3 =>
6 NaClO4 + Al2S3 = 3 Na2S + 2 Al(ClO4)3
CO(NH2)2 + O2 = CO2 + H2O + HNO3 =>
CO(NH2)2 + 4 O2 = CO2 + H2O + 2 HNO3
KIO3 + KI + HCl = H2O + I2 + KCl =>
KIO3 + 5 KI + 6 HCl = 3 H2O + 3 I2 + 6 KCl
C6H12O6 = C2H4 + H2 + CO2 =>
2 C6H12O6 = 3 C2H4 + 6 H2 + 6 CO2
CaOH + KCl = CaCl + KOH =>
CaOH + KCl = CaCl + KOH
CoCl2 + Br = BrCo + Cl2 =>
CoCl2 + Br = BrCo + Cl2
AlO3 + Na = Al + NaO =>
AlO3 + 3 Na = Al + 3 NaO
HCl + NaOH = NaCl + H2O =>
HCl + NaOH = NaCl + H2O
KOH + NH4Cl = KCl + NH3H2O =>
KOH + NH4Cl = KCl + NH3H2O
C6H5NO2COOH + Fe + HCl = C6H5NH3COOH + FeCl3 + H2O =>
3 C6H5NO2COOH + 7 Fe + 21 HCl = 3 C6H5NH3COOH + 7 FeCl3 + 6 H2O
CuSO4 + Na2CO3 + H2O = Cu(OH)2 + Na2SO4 + CO2 =>
CuSO4 + Na2CO3 + H2O = Cu(OH)2 + Na2SO4 + CO2
H2O2 + HClO = H2O + HClO2 =>
H2O2 + HClO = H2O + HClO2
SiCl4 + Ba(OH)2 = BaSiO3 + BaCl2 + H2O =>
SiCl4 + 3 Ba(OH)2 = BaSiO3 + 2 BaCl2 + 3 H2O
HBr + H2SO4 = Br2 + SO2* + H2O =>
2 HBr + H2SO4 = Br2 + SO2* + 2 H2O
NaI(aq) + Cl2(g) = NaCl(aq) + I2(g) =>
2 NaI(aq) + Cl2(g) = 2 NaCl(aq) + I2(g)
H3N + O2 = N2O + H2O =>
2 H3N + 2 O2 = N2O + 3 H2O
PbO2 + Mg = PbMg + O2 =>
PbO2 + Mg = PbMg + O2
Al(HCOO)3 = Al2O3 + CO + H2O =>
2 Al(HCOO)3 = Al2O3 + 6 CO + 3 H2O
CuSO4 + AgNO3 = AgSO4 + NO3Cu =>
CuSO4 + AgNO3 = AgSO4 + NO3Cu
CrCl3(s) + Mg(s) = Cr(s) + MgCl2(s) =>
2 CrCl3(s) + 3 Mg(s) = 2 Cr(s) + 3 MgCl2(s)
KCl + Na2CO3 = K2CO3 + NaCl =>
2 KCl + Na2CO3 = K2CO3 + 2 NaCl
FeBr3 + HNO3 = Fe(NO3)3 + Br2 + NO2 + H2O =>
2 FeBr3 + 12 HNO3 = 2 Fe(NO3)3 + 3 Br2 + 6 NO2 + 6 H2O
Fe + Cl3 + MgO = Fe2O3 + MgCl2 =>
2 Fe + 2 Cl3 + 3 MgO = Fe2O3 + 3 MgCl2
MnO4 + AsO3 + H{+} = Mn2{+} + AsO4 + H2O =>
4 MnO4 + 15 AsO3 + 2 H{+} = 2 Mn2{+} + 15 AsO4 + H2O
Cr + Br = CrBr =>
Cr + Br = CrBr
SrO + H3PO4 = Sr3(PO4)2 + H2O =>
3 SrO + 2 H3PO4 = Sr3(PO4)2 + 3 H2O
C2H2 + O2 = CO2 + H2O =>
2 C2H2 + 5 O2 = 4 CO2 + 2 H2O
(NH4)2O + O3 = NO10 + H2O =>
3(NH4)2O + 23 O3 = 6 NO10 + 12 H2O
H2SO4 + Na2O2 + KNO2 = Na2SO4 + K2SO4 + HNO3 + H2O =>
3 H2SO4 + 2 Na2O2 + 2 KNO2 = 2 Na2SO4 + K2SO4 + 2 HNO3 + 2 H2O
NaNO2 + Na2Cr2O7 + HNO3 = Cr(NO3)3 + NaNO3 + H2O =>
3 NaNO2 + Na2Cr2O7 + 8 HNO3 = 2 Cr(NO3)3 + 5 NaNO3 + 4 H2O
C2H2 + O2 = CO2 + H2O =>
2 C2H2 + 5 O2 = 4 CO2 + 2 H2O
NaHCO3 + H2SO4 = Na2SO4 + H2CO3 =>
2 NaHCO3 + H2SO4 = Na2SO4 + 2 H2CO3
CoCl2 + NH3 + H2O = Co(OH)Cl + NH4 + Cl =>
CoCl2 + NH3 + H2O = Co(OH)Cl + NH4 + Cl
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