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2 Fe2Se3 + 9 O2 = 2 Fe2O3 + 6 SeO2
KI(aq) + NaOH(aq) = KOH(aq) + NaI(aq) =>
KI(aq) + NaOH(aq) = KOH(aq) + NaI(aq)
HCl + AgNO3 = (HNO3) + AgCl =>
HCl + AgNO3 = (HNO3) + AgCl
PB + HNO3 = PB(NO3)3 + H2O + NO =>
PB + 4 HNO3 = PB(NO3)3 + 2 H2O + NO
Ca(ClO)Cl(heated) = CaCl2O3 + CaCl2 =>
3 Ca(ClO)Cl(heated) = CaCl2O3 + 2 CaCl2
HgS + O2 = HgO + S =>
2 HgS + O2 = 2 HgO + 2 S
Na2CO3 + H3PO4 = Na3PO4 + H2CO3 =>
3 Na2CO3 + 2 H3PO4 = 2 Na3PO4 + 3 H2CO3
Zn + (O)2 = ZnO =>
2 Zn + (O)2 = 2 ZnO
FeO4 + Al = Fe3 + AlO4 =>
3 FeO4 + 3 Al = Fe3 + 3 AlO4
C3H6OC + O2 = CO2 + H2O =>
C3H6OC + 5 O2 = 4 CO2 + 3 H2O
N + H4 = NH4 =>
N + H4 = NH4
KI + HCl + H2O2 = H2O + KCl + I2 =>
2 KI + 2 HCl + H2O2 = 2 H2O + 2 KCl + I2
PCl5 + Ca(OH)2 = Ca3(PO4)2 + CaCl2 + H2O =>
2 PCl5 + 8 Ca(OH)2 = Ca3(PO4)2 + 5 CaCl2 + 8 H2O
C3H5(OH)3 + Na = C3H7O3Na + H2 =>
2 C3H5(OH)3 + 2 Na = 2 C3H7O3Na + H2
Na2CrO3 + H2SO4 = Na2(SO4) + H2CrO3 =>
Na2CrO3 + H2SO4 = Na2(SO4) + H2CrO3
Mt + P = MtP3 =>
Mt + 3 P = MtP3
Na(CO3) + Ca(Cl2) = NaCl + Ca(CO3)2 =>
2 Na(CO3) + Ca(Cl2) = 2 NaCl + Ca(CO3)2
C6H10NO2 + Sn + HCl = C6H10NH2 + SnCl2 + H2O =>
C6H10NO2 + 3 Sn + 6 HCl = C6H10NH2 + 3 SnCl2 + 2 H2O
Zn(s) + MgBr2(aq) = Mg(s) + ZnBr2(s) =>
Zn(s) + MgBr2(aq) = Mg(s) + ZnBr2(s)
CO2 + H2O = CO + HO2 =>
3 CO2 + H2O = 3 CO + 2 HO2
Mg2(Co3)2 = Mg + Co =>
Mg2(Co3)2 = 2 Mg + 6 Co
SO3 + Ca(OH)2 = CaSO4 + H2O =>
SO3 + Ca(OH)2 = CaSO4 + H2O
C2H5CN + H2O + H{+} = C3H6O2 + NH4{+} =>
C2H5CN + 2 H2O + H{+} = C3H6O2 + NH4{+}
Cu(s) + FeNO3(aq) = Fe(s) + Cu(NO3)2(aq) =>
Cu(s) + 2 FeNO3(aq) = 2 Fe(s) + Cu(NO3)2(aq)
K{+} + OH{-} + KAlOH4 + H2C2O4 = K3[Al(C2O4)4] + H2 + H2O =>
2 K{+} + 2 OH{-} + KAlOH4 + 4 H2C2O4 = K3[Al(C2O4)4] + 4 H2 + 3 H2O
HCO3{-} = HCO2{-} + O2 =>
2 HCO3{-} = 2 HCO2{-} + O2
NH3 + H2CrO4 = (NH4)2 + CrO4 =>
2 NH3 + H2CrO4 = (NH4)2 + CrO4
CuCl2 + AgNO3 = AgCl + Cu(NO3)2 =>
CuCl2 + 2 AgNO3 = 2 AgCl + Cu(NO3)2
Cl2 + H2O = HCl + HOCl =>
Cl2 + H2O = HCl + HOCl
Ag + Cu2SO4 = Cu + Ag2SO4 =>
2 Ag + Cu2SO4 = 2 Cu + Ag2SO4
C1V1 = C2V2 =>
2 C1V1 = C2V2
Cl2 + H2O = HCl + HOCl =>
Cl2 + H2O = HCl + HOCl
NH4NO3 + C12H23 = N2 + CO2 + H2O =>
71 NH4NO3 + 2 C12H23 = 71 N2 + 24 CO2 + 165 H2O
I2O5 + NO = N2O4 + I2 =>
2 I2O5 + 10 NO = 5 N2O4 + 2 I2
Pb{4+} + Fe{2+} = Fe{3+} + Pb{2+} =>
Pb{4+} + 2 Fe{2+} = 2 Fe{3+} + Pb{2+}
Ca(HPO4) + Ca(OH)2 = Ca3(PO4)2 + H2O =>
2 Ca(HPO4) + Ca(OH)2 = Ca3(PO4)2 + 2 H2O
SrO + Na2CO3 + H2O = NaOH + SrCO3 =>
SrO + Na2CO3 + H2O = 2 NaOH + SrCO3
CH4 + Cl = CH3Cl + HCl =>
CH4 + 2 Cl = CH3Cl + HCl
(NH4)2SO4*FeSO4*6H2O + H2O2 + KOH = (NH4)2SO4 + K2FeO4 + H2O + K2SO4 =>
(NH4)2SO4*FeSO4*6H2O + 2 H2O2 + 4 KOH = (NH4)2SO4 + K2FeO4 + 10 H2O + K2SO4
Fe2(SO4)3 + H2 + NO = FeNOSO4 + H2SO4 =>
Fe2(SO4)3 + H2 + 2 NO = 2 FeNOSO4 + H2SO4
CH3CH(NH3)COOH + OH{-} = CH3CH(NH3)COO{-} + H2O =>
CH3CH(NH3)COOH + OH{-} = CH3CH(NH3)COO{-} + H2O
C6H12O6 + KMnO4 + H2SO4 = C6H12COOK + MnS04 + CO2 + H2O =>
17 C6H12O6 + 6 KMnO4 + 24 H2SO4 = 6 C6H12COOK + 6 MnS04 + 60 CO2 + 90 H2O
Al + NISO4 = Al2(SO4)3 + NI =>
2 Al + 3 NISO4 = Al2(SO4)3 + 3 NI
FeCl3 + Zn(NO3)2 = Fe(NO3)2 + ZnCl3 =>
FeCl3 + Zn(NO3)2 = Fe(NO3)2 + ZnCl3
C8H16O4 = C2H4O =>
C8H16O4 = 4 C2H4O
Cl2 + H2O = HCl + HOCl =>
Cl2 + H2O = HCl + HOCl
Al(ClO3)3 + HCl = Cl2 + AlCl3 + H2O =>
Al(ClO3)3 + 18 HCl = 9 Cl2 + AlCl3 + 9 H2O
Ca(OH)2 + H3PO4 = Ca3(PO4)2 + H2O =>
3 Ca(OH)2 + 2 H3PO4 = Ca3(PO4)2 + 6 H2O
CuS + H2O = H2S + Cu + O =>
CuS + H2O = H2S + Cu + O
H2S + HIO = S + HI + H2O =>
H2S + HIO = S + HI + H2O
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