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4 FeS2 + 12 HCl + 2 H2O + 4 NaCl + 15 O2 = 4 NaFeCl4 + 8 H2SO4
Fe2O3 + Cs = FeCs3 + O =>
Fe2O3 + 6 Cs = 2 FeCs3 + 3 O
NH3(aq) + ClO{-}(aq) = N2H4(aq) + H2O(l) + Cl{-}(aq) =>
2 NH3(aq) + ClO{-}(aq) = N2H4(aq) + H2O(l) + Cl{-}(aq)
H2O + C3H7OH = CO2 + H =>
5 H2O + C3H7OH = 3 CO2 + 18 H
C18H34O2 + H2 = C18H36O2 =>
C18H34O2 + H2 = C18H36O2
Na2CO3 + HNO3 = H2CO3 + NaNO3 =>
Na2CO3 + 2 HNO3 = H2CO3 + 2 NaNO3
KNO2 + NaI + H2SO4 = I2 + NO + K2SO4 + Na2SO4 + H2O =>
2 KNO2 + 2 NaI + 2 H2SO4 = I2 + 2 NO + K2SO4 + Na2SO4 + 2 H2O
Cu(s) + HNO3(aq) = Cu(NO3)(aq) + NO2(g) + H2O =>
Cu(s) + 2 HNO3(aq) = Cu(NO3)(aq) + NO2(g) + H2O
FeOH + H3PO4 + C12H22O11 = CO + H + FePO3 =>
FeOH + H3PO4 + 2 C12H22O11 = 24 CO + 48 H + FePO3
CaI2 + F = CaF2 + I =>
CaI2 + 2 F = CaF2 + 2 I
Cr2O2 + KNO3 + KOH = K2CrO4 + KNO2 + H2O =>
Cr2O2 + 4 KNO3 + 4 KOH = 2 K2CrO4 + 4 KNO2 + 2 H2O
HCl + KMnO4 + H3AsO3 = H3AsO4 + MnCl2 + KCl + H2O =>
6 HCl + 2 KMnO4 + 5 H3AsO3 = 5 H3AsO4 + 2 MnCl2 + 2 KCl + 3 H2O
HgCl2 + ZnSO4 = HgSO4 + ZnCl2 =>
HgCl2 + ZnSO4 = HgSO4 + ZnCl2
Br2O3 + NaOCl + NaOH = NaBrO3 + NaCl + H2O =>
Br2O3 + 2 NaOCl + 2 NaOH = 2 NaBrO3 + 2 NaCl + H2O
Pb + Cl(aq) = PbCl2(s) =>
Pb + 2 Cl(aq) = PbCl2(s)
HgCl2 + Cu = CuCl2 + Hg =>
HgCl2 + Cu = CuCl2 + Hg
CH2O + Ag{+} + OH{-} = HCO2H + Ag + H2O =>
CH2O + 2 Ag{+} + 2 OH{-} = HCO2H + 2 Ag + H2O
C3H6(g) + NH3(g) + O2(g) = C3H3N(g) + H2O(g) =>
2 C3H6(g) + 2 NH3(g) + 3 O2(g) = 2 C3H3N(g) + 6 H2O(g)
Cl2 + MnO2 + KOH = KClO2 + MnCl2 + H2O =>
5 Cl2 + 3 MnO2 + 4 KOH = 4 KClO2 + 3 MnCl2 + 2 H2O
H2O + CO2 = H2CO3 =>
H2O + CO2 = H2CO3
U(CH3COO)5 + Re3(PO4)7 = U3(PO4)5 + Re(CH3COO)7 =>
21 U(CH3COO)5 + 5 Re3(PO4)7 = 7 U3(PO4)5 + 15 Re(CH3COO)7
H2SO4 + Al2(SO3)2 = Al2(SO4)3 + H2O + SO2 =>
4 H2SO4 + Al2(SO3)2 = Al2(SO4)3 + 4 H2O + 3 SO2
Ba + HI = BaI2 + H =>
Ba + 2 HI = BaI2 + 2 H
MgSO3 + Sn3(BO3)4 = Mg3(BO3)2 + Sn2(SO3)4 =>
12 MgSO3 + 2 Sn3(BO3)4 = 4 Mg3(BO3)2 + 3 Sn2(SO3)4
(NH4)2SO4 = N2 + SO2 + NH3 + H2O =>
3(NH4)2SO4 = N2 + 3 SO2 + 4 NH3 + 6 H2O
Cu(NO3)2 + Cr = Cr(NO3) + Cu =>
Cu(NO3)2 + 2 Cr = 2 Cr(NO3) + Cu
Hg2Cl2 + H2O = Hg2(OH)2 + HCl =>
Hg2Cl2 + 2 H2O = Hg2(OH)2 + 2 HCl
NaCl + F2 = NaF + Cl2 =>
2 NaCl + F2 = 2 NaF + Cl2
H3AsO4 + H2O = H3O + H2AsO4 =>
H3AsO4 + H2O = H3O + H2AsO4
HNO3 + K2Cr2O4 + Fe(NO3)2 = KNO3 + Fe(NO3)3 + Cr(NO3)2 + H2O =>
8 HNO3 + K2Cr2O4 + 2 Fe(NO3)2 = 2 KNO3 + 2 Fe(NO3)3 + 2 Cr(NO3)2 + 4 H2O
Sn(OH)2 + ZnO = SnZnO2 + H2O =>
Sn(OH)2 + ZnO = SnZnO2 + H2O
Na2SO4 + CaCl2 = CaSO4 + NaCl =>
Na2SO4 + CaCl2 = CaSO4 + 2 NaCl
Al + S8 = Al2S3 =>
16 Al + 3 S8 = 8 Al2S3
Zn(s) + CuBr2(aq) = ZnBr2(aq) + Cu(s) =>
Zn(s) + CuBr2(aq) = ZnBr2(aq) + Cu(s)
Al + Ca(OH)2 + H2O = Ca[Al(OH)4] + H2 =>
Al + Ca(OH)2 + 2 H2O = Ca[Al(OH)4] + H2
CH3CH2CH2CHCl2 + KOH = CH3CH2CH2COH + KCl + H2O =>
CH3CH2CH2CHCl2 + 2 KOH = CH3CH2CH2COH + 2 KCl + H2O
Na2S + KI3 = S8 + KI + NaI =>
8 Na2S + 8 KI3 = S8 + 8 KI + 16 NaI
Ce(OH)3 = Ce2O3 + H2O =>
2 Ce(OH)3 = Ce2O3 + 3 H2O
ZnCO3 + H2SO3 = CO2 + H2O + ZnSO3 =>
ZnCO3 + H2SO3 = CO2 + H2O + ZnSO3
Fe(H2O)6{3+} + Bi(H2O)9{3+} = Bi(H2O)5Fe4O4(H2O)12(OH)2{5+} + H3O{+} =>
4 Fe(H2O)6{3+} + Bi(H2O)9{3+} = Bi(H2O)5Fe4O4(H2O)12(OH)2{5+} + 10 H3O{+}
C3H6O + C2H5OH = C7H16O2 + H2O =>
C3H6O + 2 C2H5OH = C7H16O2 + H2O
SO{2} + I{2} = SO{3} + I =>
2 SO{2} + I{2} = 2 SO{3} + I
Mg(s) + Sn(NO3)2(aq) = Mg(NO3)2(aq) + Sn(s) =>
Mg(s) + Sn(NO3)2(aq) = Mg(NO3)2(aq) + Sn(s)
C6H4(CH3)2 + KMnO4 = KOOCC6H4COOK + MnO2 + KOH + H2O =>
C6H4(CH3)2 + 4 KMnO4 = KOOCC6H4COOK + 4 MnO2 + 2 KOH + 2 H2O
CH3CH2OH + HNO3 = CH3CH2ONO2 + H2O =>
CH3CH2OH + HNO3 = CH3CH2ONO2 + H2O
CuO + H3PO4 = Cu3(PO4)2 + H2O =>
3 CuO + 2 H3PO4 = Cu3(PO4)2 + 3 H2O
Na + Cl2 = NaCl =>
2 Na + Cl2 = 2 NaCl
C5H11OH + O2 = CO2 + H2O =>
2 C5H11OH + 15 O2 = 10 CO2 + 12 H2O
CH3COONa + H2SO4 = CH3COOH + Na2SO4 =>
2 CH3COONa + H2SO4 = 2 CH3COOH + Na2SO4
CH2O2 + C2H5OH = C3H6O + H2O =>
2 CH2O2 + 5 C2H5OH = 4 C3H6O + 5 H2O
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