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4 FeS2 + 11 O2 = 8 SO2 + 2 Fe2O3
C5H12 + O2 = CO2 + H2O =>
C5H12 + 8 O2 = 5 CO2 + 6 H2O
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
KOH + Cl2 = KClO + KCl + H2O =>
2 KOH + Cl2 = KClO + KCl + H2O
ZN + HCi = ZNCi2 + H2 =>
ZN + 2 HCi = ZNCi2 + H2
FeS + O2 = Fe2O3 + SO2 =>
4 FeS + 7 O2 = 2 Fe2O3 + 4 SO2
Sn + NaOH + H2O = Na[Sn(OH)6] + H2 =>
2 Sn + 2 NaOH + 10 H2O = 2 Na[Sn(OH)6] + 5 H2
BeF2 + Mg = MgF2 + Be =>
BeF2 + Mg = MgF2 + Be
Sn + NaOH + H2O = Na2[Sn(OH)6] + H2 =>
Sn + 2 NaOH + 4 H2O = Na2[Sn(OH)6] + 2 H2
K2Cr2O7 + NH4Cl = N2 + Cr2O3 + KCl + H2O =>
K2Cr2O7 + 2 NH4Cl = N2 + Cr2O3 + 2 KCl + 4 H2O
K2HPO4 + MnCl2 = KH2PO4 + Mn3(PO4)2 + KCl =>
4 K2HPO4 + 3 MnCl2 = 2 KH2PO4 + Mn3(PO4)2 + 6 KCl
As2S3 + NH3*H2O + H2O2 = (NH4)3AsO4 + (NH4)2SO4 + H2O =>
As2S3 + 12 NH3*H2O + 14 H2O2 = 2(NH4)3AsO4 + 3(NH4)2SO4 + 20 H2O
(CH3(CH2)4CH3) + O2 = CO2 + H20 =>
10(CH3(CH2)4CH3) + 60 O2 = 60 CO2 + 7 H20
C6H6 + O2 = CO2 + H2O =>
2 C6H6 + 15 O2 = 12 CO2 + 6 H2O
(CH3(CH2)4CH3) + O2 = CO2 + H2O =>
2(CH3(CH2)4CH3) + 19 O2 = 12 CO2 + 14 H2O
Na2SiO3 + HF = H2SiF6 + NaF + H2O =>
Na2SiO3 + 8 HF = H2SiF6 + 2 NaF + 3 H2O
MnCl2 + KClO + KOH = KCl + KMnO4 + H2O =>
2 MnCl2 + 5 KClO + 6 KOH = 9 KCl + 2 KMnO4 + 3 H2O
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
CaO + HCl = H2O + CaCl2 =>
CaO + 2 HCl = H2O + CaCl2
Fe(OH)2 + HNO3 = Fe(NO3)2 + H2O =>
Fe(OH)2 + 2 HNO3 = Fe(NO3)2 + 2 H2O
H2SO4 + CaCO3 = CaSO4 + H2CO3 =>
H2SO4 + CaCO3 = CaSO4 + H2CO3
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
Sn + NaOH + H2O = Na2[Sn(OH)4] + H2 =>
Sn + 2 NaOH + 2 H2O = Na2[Sn(OH)4] + H2
Fe(OH)2 + HPO3 = Fe(PO3)2 + H2O =>
Fe(OH)2 + 2 HPO3 = Fe(PO3)2 + 2 H2O
Al2O3 + HCl = H2O + AlCl3 =>
Al2O3 + 6 HCl = 3 H2O + 2 AlCl3
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
NH4SCN + FeCl3 = NH3 + HCl + Fe(SCN)3 =>
3 NH4SCN + FeCl3 = 3 NH3 + 3 HCl + Fe(SCN)3
Sn + NaOH + H2O = Na[Sn(OH)4] + H2 =>
2 Sn + 2 NaOH + 6 H2O = 2 Na[Sn(OH)4] + 3 H2
KMnO4 + HCl = KCl + MnCl2 + H2O + Cl2 =>
2 KMnO4 + 16 HCl = 2 KCl + 2 MnCl2 + 8 H2O + 5 Cl2
Fe(OH)2 + HF = FeF2 + H2O =>
Fe(OH)2 + 2 HF = FeF2 + 2 H2O
KMnO4 + K2SO3 + H2SO4 = MnSO4 + K2SO4 + H2O =>
2 KMnO4 + 5 K2SO3 + 3 H2SO4 = 2 MnSO4 + 6 K2SO4 + 3 H2O
ZnO + HCl = H2O + ZnCl2 =>
ZnO + 2 HCl = H2O + ZnCl2
NaOH + K2SO4 = NaSO4 + K2OH =>
NaOH + K2SO4 = NaSO4 + K2OH
CuO + HCl = H2O + CuCl2 =>
CuO + 2 HCl = H2O + CuCl2
NaOH + Zn(OH)2 = Na2[Zn(OH)4] =>
2 NaOH + Zn(OH)2 = Na2[Zn(OH)4]
FeO + HCl = H2O + FeCl2 =>
FeO + 2 HCl = H2O + FeCl2
Fe(OH)2 + H2S = Fe2S2 + H2O =>
2 Fe(OH)2 + 2 H2S = Fe2S2 + 4 H2O
Ni(NO3)2 + Na3PO4 = Ni3(PO4)2 + NaNO3 =>
3 Ni(NO3)2 + 2 Na3PO4 = Ni3(PO4)2 + 6 NaNO3
NaOH + H2So4 = Na2So4 + H2O =>
2 NaOH + H2So4 = Na2So4 + 2 H2O
Cu + HNO3 = CuNO3 + H2 =>
2 Cu + 2 HNO3 = 2 CuNO3 + H2
As2S5 + HNO3 = H3AsO4 + S + H20 + NO2 =>
10 As2S5 + 80 HNO3 = 20 H3AsO4 + 50 S + H20 + 80 NO2
SClF5 + H2 = S2F10 + HCl =>
2 SClF5 + H2 = S2F10 + 2 HCl
Al + O2 = Al2O3 =>
4 Al + 3 O2 = 2 Al2O3
As2S5 + HNO3 = H3AsO4 + S + H2O + NO2 =>
As2S5 + 10 HNO3 = 2 H3AsO4 + 5 S + 2 H2O + 10 NO2
Pb(OH)2 + HCl = H2O + PbCl2 =>
Pb(OH)2 + 2 HCl = 2 H2O + PbCl2
NO2 + H2O = HNO3 + NO =>
3 NO2 + H2O = 2 HNO3 + NO
Fe(NO3)2 + Na2CO3 = FeCO3 + NaNO3 =>
Fe(NO3)2 + Na2CO3 = FeCO3 + 2 NaNO3
FeS2 + HNO3 = Fe(NO3)3 + H2SO4 + NO + H2O =>
FeS2 + 8 HNO3 = Fe(NO3)3 + 2 H2SO4 + 5 NO + 2 H2O
Fe(OH)3 + H2SO4 = Fe2(SO4)3 + H2O =>
2 Fe(OH)3 + 3 H2SO4 = Fe2(SO4)3 + 6 H2O
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