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4 FeS2 + 169 O2 + 10 H2O = 4 Fe(OH)3 + 8 SO42{-} + 8 H{+}
NaBr + H2O2 + H2SO4 = Br2 + NaHSO4 + H2O =>
2 NaBr + H2O2 + 2 H2SO4 = Br2 + 2 NaHSO4 + 2 H2O
K2MnO4 + H2O + KNO2 = KOH + MnO2 + KNO3 =>
K2MnO4 + H2O + KNO2 = 2 KOH + MnO2 + KNO3
P2O3 + O2 = P4O10 =>
2 P2O3 + 2 O2 = P4O10
FeSO4 + FeCl3*6H2O + NaOH = Fe3O4 + NaCl + NaSO4 + H2O =>
FeSO4 + 5 FeCl3*6H2O + 16 NaOH = 2 Fe3O4 + 15 NaCl + NaSO4 + 38 H2O
C2H5OH + HI = C2H6 + I2 + H2O =>
C2H5OH + 2 HI = C2H6 + I2 + H2O
Na2SO3 + K2Cr2O7 + H2SO4 = Na2SO4 + Cr2(SO4)3 + K2SO4 + H2 =>
7 Na2SO3 + K2Cr2O7 + 4 H2SO4 = 7 Na2SO4 + Cr2(SO4)3 + K2SO4 + 4 H2
K2O + H2O = KOH =>
K2O + H2O = 2 KOH
BaCO3 + CsCl = Cs2CO3 + BaCl2 =>
BaCO3 + 2 CsCl = Cs2CO3 + BaCl2
H2O2 + Pb(OH)2 = PbO2 + H2O =>
H2O2 + Pb(OH)2 = PbO2 + 2 H2O
C7H5N3O6(s) + O2(g) = CO2(g) + H2O(l) + N2(g) =>
4 C7H5N3O6(s) + 21 O2(g) = 28 CO2(g) + 10 H2O(l) + 6 N2(g)
BaCO3 + HNO3 = CO2 + H2O + Ba(NO3)2 =>
BaCO3 + 2 HNO3 = CO2 + H2O + Ba(NO3)2
CuSO4K2Cr2O7 = CuCr2O7K2SO4 =>
CuSO4K2Cr2O7 = CuCr2O7K2SO4
Ti(OH)2 + HPO3 = TiOHPO3 + H2O =>
Ti(OH)2 + HPO3 = TiOHPO3 + H2O
CsI(aq) + NaOH(aq) = CsOH + NaI =>
CsI(aq) + NaOH(aq) = CsOH + NaI
Na2SO3 + HCH3COO = H2SO3 + NaCH3COO =>
Na2SO3 + 2 HCH3COO = H2SO3 + 2 NaCH3COO
Fe + Mn{2+} = Fe{2+} + Mn =>
Fe + Mn{2+} = Fe{2+} + Mn
Ca(OH)2 + H2O3 = Ca2O3 + H2O =>
4 Ca(OH)2 + H2O3 = 2 Ca2O3 + 5 H2O
AgNO3NaI = AgI + NaNO3 =>
AgNO3NaI = AgI + NaNO3
C3H7OH + Cr2O72{-} + H{+} = Cr3{+} + CH3COCH3 + H2O =>
427 C3H7OH + 6 Cr2O72{-} + 10 H{+} = 4 Cr3{+} + 427 CH3COCH3 + 432 H2O
NH3 + H2O = NO2 + H2 =>
2 NH3 + 4 H2O = 2 NO2 + 7 H2
Be(CO3) + CaCl2 = Ca(CO3) + BeCl2 =>
Be(CO3) + CaCl2 = Ca(CO3) + BeCl2
FeSO4*7H2O + Na2MoO4*2H2O = FeMoO4 + Na2SO4 + H2O =>
FeSO4*7H2O + Na2MoO4*2H2O = FeMoO4 + Na2SO4 + 9 H2O
C6H6CH2CH3 + AlBr4 = AlBr3 + HBr + C6H5CH2CH3 =>
C6H6CH2CH3 + AlBr4 = AlBr3 + HBr + C6H5CH2CH3
NH4OH + CoCl2 = NH4Cl + Co(OH)2 =>
2 NH4OH + CoCl2 = 2 NH4Cl + Co(OH)2
K2SO4 + Ca(HCO3)2 = CaSO4 + KHCO3 =>
K2SO4 + Ca(HCO3)2 = CaSO4 + 2 KHCO3
(NH4)2WO4 + NH4SCN + HCl + SnCl2 = (NH4)2[WO(SCN)5] + NH4Cl + SnCl4 + H2O =>
2(NH4)2WO4 + 10 NH4SCN + 12 HCl + SnCl2 = 2(NH4)2[WO(SCN)5] + 10 NH4Cl + SnCl4 + 6 H2O
Pb + Fe(NO3)2 = Pb(NO3) + Fe =>
2 Pb + Fe(NO3)2 = 2 Pb(NO3) + Fe
Ca(ClO4)2 + Ba(OH)2 = Ca(OH)2 + Ba(ClO4)2 =>
Ca(ClO4)2 + Ba(OH)2 = Ca(OH)2 + Ba(ClO4)2
AgI + CuCl2 = AgCl2 + CuI =>
AgI + CuCl2 = AgCl2 + CuI
Cu2 + (OH)1 = Cu(OH)2 =>
Cu2 + 4(OH)1 = 2 Cu(OH)2
Pb(NO3)2 + CaO = Ca(NO3)2 + PbO =>
Pb(NO3)2 + CaO = Ca(NO3)2 + PbO
H2O2H2O2 + HI = I2 + H2O =>
H2O2H2O2 + 4 HI = 2 I2 + 4 H2O
PbCO3(g) = PbO(g) + CO2(g) =>
PbCO3(g) = PbO(g) + CO2(g)
P4 + I2 + H2O = H2PO4{-} + I{-} + H{+} =>
P4 + 10 I2 + 16 H2O = 4 H2PO4{-} + 20 I{-} + 24 H{+}
FeCl3*7H2O = FeCl3 + H2O =>
FeCl3*7H2O = FeCl3 + 7 H2O
KMnO4 + NaNO2 + H2SO4 = K2SO4 + MnSO4 + NaNO3 + H2O =>
2 KMnO4 + 5 NaNO2 + 3 H2SO4 = K2SO4 + 2 MnSO4 + 5 NaNO3 + 3 H2O
H2 + C + O = C3H6O =>
3 H2 + 3 C + O = C3H6O
Co(CH3COO)2*4H2O + Na2CO3 = Co2O3 + CH3COONa + H2O + CO2 =>
16 Co(CH3COO)2*4H2O + 17 Na2CO3 = 8 Co2O3 + 34 CH3COONa + 61 H2O + 13 CO2
Na(s) + FeBr3(aq) = NaBr + Fe =>
3 Na(s) + FeBr3(aq) = 3 NaBr + Fe
C4F7N + CO2 = CO + N2 + CF4 =>
4 C4F7N + 9 CO2 = 18 CO + 2 N2 + 7 CF4
LiOH + H2SO4 = Li2SO4 + H2O =>
2 LiOH + H2SO4 = Li2SO4 + 2 H2O
Sn + FeCl2 = Fe2 + Sn2Cl =>
8 Sn + 2 FeCl2 = Fe2 + 4 Sn2Cl
H14O11SZn = ZnSO4 + H2O =>
H14O11SZn = ZnSO4 + 7 H2O
NaCl(s) + AgNO3(s) = NaNO3 + AgCl =>
NaCl(s) + AgNO3(s) = NaNO3 + AgCl
aluminumsulfate + NH4Br = AlBr3 + ammoniumsulfate =>
Al2(SO4)3 + 6 NH4Br = 2 AlBr3 + 3(NH4)2SO4
(C8H10)4 = C8H8 + H2 =>
(C8H10)4 = 4 C8H8 + 4 H2
P2O5 + NH4F = NH4PO2F2 + (NH4)2PO3F =>
P2O5 + 3 NH4F = NH4PO2F2 + (NH4)2PO3F
K2O + HI = KI + H2O =>
K2O + 2 HI = 2 KI + H2O
CH2Cl + KOH = KCl + CH2OH =>
CH2Cl + KOH = KCl + CH2OH
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