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8 K + 10 HNO3 = N2O + 8 KNO3 + 5 H2O
[AsO4]3{-} + S{2-} + H{+} = As2S3 + S + H2O =>
2[AsO4]3{-} + 23 S{2-} + 48 H{+} = 3 As2S3 + 14 S + 24 H2O
KOH + S = K2S4 + K2SO3 + H2O =>
6 KOH + 9 S = 2 K2S4 + K2SO3 + 3 H2O
C2O4H2 + K2Cr2O7 + H2SO4 = K2SO4 + Cr2(SO4)3 + CO2 + H2O =>
3 C2O4H2 + K2Cr2O7 + 4 H2SO4 = K2SO4 + Cr2(SO4)3 + 6 CO2 + 7 H2O
AlCl3 + NaOH = Al(OH)3*3NaCl =>
AlCl3 + 3 NaOH = Al(OH)3*3NaCl
NaOH + Ca(H2PO4)2 = Na3PO4 + H2O + Ca3(PO4)2 =>
12 NaOH + 3 Ca(H2PO4)2 = 4 Na3PO4 + 12 H2O + Ca3(PO4)2
Na2SO4 + H2O = Na2O + SO4H2 =>
Na2SO4 + H2O = Na2O + SO4H2
Ni(NO2)2 = NiO + NO + O =>
Ni(NO2)2 = NiO + 2 NO + O
Fe2O2 + C = CO + Fe =>
Fe2O2 + 2 C = 2 CO + 2 Fe
Cr2O3 + SO3 = Cr2(SO4)3 =>
Cr2O3 + 3 SO3 = Cr2(SO4)3
Ni2 + HNO3 = H + Ni(NO3) =>
Ni2 + 2 HNO3 = 2 H + 2 Ni(NO3)
Li + H2SO4 = Li2SO4 + H2 =>
2 Li + H2SO4 = Li2SO4 + H2
KPO3 = K2O + P2O5 =>
2 KPO3 = K2O + P2O5
H2SO4 + Fe2O3 = Fe2(SO4)3 + H2O =>
3 H2SO4 + Fe2O3 = Fe2(SO4)3 + 3 H2O
Fe2O3 + H2O = Fe(OH)3 =>
Fe2O3 + 3 H2O = 2 Fe(OH)3
Pb3O4 + H{+} + I{-} = PbI2 + I2 + H2O =>
Pb3O4 + 8 H{+} + 8 I{-} = 3 PbI2 + I2 + 4 H2O
C6MgBr + CO2 = C7O2MgBr =>
C6MgBr + CO2 = C7O2MgBr
Cu(OH)2 + H2SO4 = CuSO4 + H2O =>
Cu(OH)2 + H2SO4 = CuSO4 + 2 H2O
BrCH2CH2Br + KOH = CHCH + KBr + H2O =>
BrCH2CH2Br + 2 KOH = CHCH + 2 KBr + 2 H2O
K2MnO4 + NO2 = Mn(NO3)2 + KNO3 =>
K2MnO4 + 4 NO2 = Mn(NO3)2 + 2 KNO3
UCl4 + H2O = UO2 + HCl =>
UCl4 + 2 H2O = UO2 + 4 HCl
Ag2CO3 + K3PO4 = Ag3PO4 + K2CO3 =>
3 Ag2CO3 + 2 K3PO4 = 2 Ag3PO4 + 3 K2CO3
C6H5OH(s) + O2(g) = CO2(g) + H2O(l) =>
C6H5OH(s) + 7 O2(g) = 6 CO2(g) + 3 H2O(l)
C7H6O2(g) + O2(g) = H2O(l) + CO2(g) =>
2 C7H6O2(g) + 15 O2(g) = 6 H2O(l) + 14 CO2(g)
Al(OH) = Al + OH =>
Al(OH) = Al + OH
Mg(OH)2 + NaCl = MgCl2 + NaOH =>
Mg(OH)2 + 2 NaCl = MgCl2 + 2 NaOH
VO{2+} + OH{-} = V4O9{2-} + H2O =>
4 VO{2+} + 10 OH{-} = V4O9{2-} + 5 H2O
NH4Cl(s) + Mg(OH)2 = NH4OH(s) + MgCl2(s) =>
2 NH4Cl(s) + Mg(OH)2 = 2 NH4OH(s) + MgCl2(s)
Li(OH) + AlPO4 = Al(OH)3 + Li3PO4 =>
3 Li(OH) + AlPO4 = Al(OH)3 + Li3PO4
MgSO33H2O = Mg + S + O6 + H6 =>
3 MgSO33H2O = 3 Mg + 3 S + 17 O6 + H6
NH3 + BaCl2 = NH3Cl2 + Ba =>
NH3 + BaCl2 = NH3Cl2 + Ba
NO3{2-} + Zn + H2O = NH3 + Zn{2+} + OH{-} =>
2 NO3{2-} + 7 Zn + 12 H2O = 2 NH3 + 7 Zn{2+} + 18 OH{-}
CH3NO2(l) = C(s) + H2(g) + N2(g) + O2(g) =>
2 CH3NO2(l) = 2 C(s) + 3 H2(g) + N2(g) + 2 O2(g)
Na3AsO3 + Zn + HCl = NaCl + ZnCl2 + H2O + AsH3 =>
Na3AsO3 + 3 Zn + 9 HCl = 3 NaCl + 3 ZnCl2 + 3 H2O + AsH3
SPb + O2 = SO2 + PbO =>
2 SPb + 3 O2 = 2 SO2 + 2 PbO
ZnO + NaCl = NaO + ZnCl =>
ZnO + NaCl = NaO + ZnCl
Ca(OH)2 + KCO3 = K(OH)2 + CaCO3 =>
Ca(OH)2 + KCO3 = K(OH)2 + CaCO3
PbS + HCl = PbCl + HS =>
PbS + HCl = PbCl + HS
H2SO3 + NH3 = NH4 + SO3 =>
H2SO3 + 2 NH3 = 2 NH4 + SO3
Co3O4 + HCl = CoCl2 + H2O + CoCl3 =>
Co3O4 + 8 HCl = CoCl2 + 4 H2O + 2 CoCl3
K2C2O4 + H2SO4 = K2SO4 + H2C2O4 =>
K2C2O4 + H2SO4 = K2SO4 + H2C2O4
Mn + HNO3(k) = Mn(NO3)2 + NO2 + H2O =>
Mn + 4 HNO3(k) = Mn(NO3)2 + 2 NO2 + 2 H2O
Fe(OH)3 + HNO3 = Fe(NO3)3 + H2O =>
Fe(OH)3 + 3 HNO3 = Fe(NO3)3 + 3 H2O
PbCl2 + Br2 = PbBr2 + Cl2 =>
PbCl2 + Br2 = PbBr2 + Cl2
C6H5COOH + CuSO4 = (C6H5COO)2Cu + H2SO4 =>
2 C6H5COOH + CuSO4 = (C6H5COO)2Cu + H2SO4
NH3 + H2SO3 = (NH4)2SO3 =>
2 NH3 + H2SO3 = (NH4)2SO3
K(OH)2 + CO = K2CO3 + H2O =>
2 K(OH)2 + CO = K2CO3 + 2 H2O
NaOH + S + O = NaHSO4 =>
NaOH + S + 3 O = NaHSO4
AlCl3 + NaOH = NaAl(OH)4 + NaCl =>
AlCl3 + 4 NaOH = NaAl(OH)4 + 3 NaCl
Mn(NO3)2 + K2SO4 = MnSO4 + KNO3 =>
Mn(NO3)2 + K2SO4 = MnSO4 + 2 KNO3
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