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PbS2 + 3 O2 = PbO2 + 2 SO2
HClO3 = Cl02 + HClO4 + H2O =>
7 HClO3 = Cl02 + 5 HClO4 + H2O
Zn + KOH = ZnO2K2 + H2 =>
Zn + 2 KOH = ZnO2K2 + H2
CdBr2 + Na2CO3 = CdCO3 + Na + Br2 =>
CdBr2 + Na2CO3 = CdCO3 + 2 Na + Br2
[Ni(NH3)6]SO4 + HNO3 = [Ni(NH3)6](NO3)2 + H2SO4 =>
[Ni(NH3)6]SO4 + 2 HNO3 = [Ni(NH3)6](NO3)2 + H2SO4
Fe + NO = (Fe(NO)) =>
Fe + NO = (Fe(NO))
K2CrO4 + AgNO3 = Ag2 + CrO4 + KNO3 =>
K2CrO4 + 2 AgNO3 = Ag2 + CrO4 + 2 KNO3
NaHSO4 + Ca(OH)2 = Na2SO4 + H2O + CaSO4 =>
2 NaHSO4 + Ca(OH)2 = Na2SO4 + 2 H2O + CaSO4
Zn + Cr = Zn6Cr2 =>
6 Zn + 2 Cr = Zn6Cr2
H2CO3 = H2O*CO2 =>
H2CO3 = H2O*CO2
AgNO3 + AlCl3 = AgCl + Al(NO3)3 =>
3 AgNO3 + AlCl3 = 3 AgCl + Al(NO3)3
CaBr2(aq) + Na2CO3(aq) = CaCO3(s) + NaBr(aq) =>
CaBr2(aq) + Na2CO3(aq) = CaCO3(s) + 2 NaBr(aq)
KMnO4 + H2SO4 + C2H5O = K2SO4 + MnO2 + CO2 + H2O =>
22 KMnO4 + 11 H2SO4 + 6 C2H5O = 11 K2SO4 + 22 MnO2 + 12 CO2 + 26 H2O
C2H4(i) + O2(g) = CO2(g) + H2O(i) =>
C2H4(i) + 3 O2(g) = 2 CO2(g) + 2 H2O(i)
CaBr2(aq) + Na2CO3(aq) = CaCO3(s) + NaBr(aq) =>
CaBr2(aq) + Na2CO3(aq) = CaCO3(s) + 2 NaBr(aq)
Pb + O2 = PbO =>
2 Pb + O2 = 2 PbO
Mn2O5 + HBr = MnOBr3 + H2O =>
Mn2O5 + 6 HBr = 2 MnOBr3 + 3 H2O
KOH + CuCl = CuOH + KCl =>
KOH + CuCl = CuOH + KCl
H2O2 + H2SO4 + KI = K2SO4 + H2O + I2 =>
H2O2 + H2SO4 + 2 KI = K2SO4 + 2 H2O + I2
C6H6 + O2 = CO2 + H2O =>
2 C6H6 + 15 O2 = 12 CO2 + 6 H2O
Al + Fe2O3 = Al2O3 + Fe =>
2 Al + Fe2O3 = Al2O3 + 2 Fe
KMnO4 = K2O + MnO + O2 =>
4 KMnO4 = 2 K2O + 4 MnO + 5 O2
BaP = Ba + P =>
BaP = Ba + P
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
CaCO3FeSO4 = CaSO4FeCO3 =>
CaCO3FeSO4 = CaSO4FeCO3
NiNO3 + TiO2 = NiTiO3 + NO2 =>
NiNO3 + TiO2 = NiTiO3 + NO2
AgI + H2SO4 = Ag2SO4 + H2 + I2 =>
2 AgI + H2SO4 = Ag2SO4 + H2 + I2
Pb(NO3)4 + K2Cr2O7 = Pb(Cr2O7)2 + KNO3 =>
Pb(NO3)4 + 2 K2Cr2O7 = Pb(Cr2O7)2 + 4 KNO3
(NH4)2S + CrCl3 + H2O = Cr(OH)3 + NH4Cl + H2S =>
3(NH4)2S + 2 CrCl3 + 6 H2O = 2 Cr(OH)3 + 6 NH4Cl + 3 H2S
AgF + NH3 = AgNH3 + F =>
AgF + NH3 = AgNH3 + F
AgI + MgBr2 = MgI2 + AgBr =>
2 AgI + MgBr2 = MgI2 + 2 AgBr
CaH2 + H2O = H2 + Ca(OH)3 =>
2 CaH2 + 6 H2O = 5 H2 + 2 Ca(OH)3
CsOH + NO2 = CsNO3 + CsNO2 + H2O =>
2 CsOH + 2 NO2 = CsNO3 + CsNO2 + H2O
I2 + KClO3 = I2O3 + KCl =>
I2 + KClO3 = I2O3 + KCl
KMnO4 + SO2 + KOH = K2MnO4 + K2SO4 + H2O =>
2 KMnO4 + SO2 + 4 KOH = 2 K2MnO4 + K2SO4 + 2 H2O
Na2PO4(ag) + Co(NO3)2(ag) = NaNO3(ag) + CoPO4(ag) =>
Na2PO4(ag) + Co(NO3)2(ag) = 2 NaNO3(ag) + CoPO4(ag)
HNO3 + Al(OH)3 = Al + NO3 + H2O =>
3 HNO3 + Al(OH)3 = Al + 3 NO3 + 3 H2O
CH3CH2CH2OH + HCN = CH3CH2CH2CN + H2O =>
CH3CH2CH2OH + HCN = CH3CH2CH2CN + H2O
CaS + HCl = CaCl2 + H2S =>
CaS + 2 HCl = CaCl2 + H2S
CH3CH(OH)CH2CH3 + H2SO4 = CH3CHOCHCH3SO2 + H2O =>
CH3CH(OH)CH2CH3 + H2SO4 = CH3CHOCHCH3SO2 + 2 H2O
H2O + NO2 = NH3 + O2 =>
6 H2O + 4 NO2 = 4 NH3 + 7 O2
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
H2SO4 + K2CrO7 + IK = Cr2(SO4)3 + H2O + I2 + K2SO4 =>
14 H2SO4 + 2 K2CrO7 + 18 IK = Cr2(SO4)3 + 14 H2O + 9 I2 + 11 K2SO4
Al + Fe2O3 = Al2O3 + Fe =>
2 Al + Fe2O3 = Al2O3 + 2 Fe
Mg(HCO3)2 + Ca(OH)2 = Mg(OH)2 + Ca(HCO3)2 =>
Mg(HCO3)2 + Ca(OH)2 = Mg(OH)2 + Ca(HCO3)2
KSO4BaCl2 = KCl2BaSO4 =>
KSO4BaCl2 = KCl2BaSO4
AgCl + CuSO4 = Ag2SO4 + CuCl2 =>
2 AgCl + CuSO4 = Ag2SO4 + CuCl2
NH4OH + CuSO4 = Cu(OH)2 + (NH4)2SO4 =>
2 NH4OH + CuSO4 = Cu(OH)2 + (NH4)2SO4
FeO + NaOH = Fe(OH)3 + Na3O =>
FeO + 3 NaOH = Fe(OH)3 + Na3O
N2O5 + NH2 = N2 + H2O =>
2 N2O5 + 10 NH2 = 7 N2 + 10 H2O
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