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8 H2S + 8 S2O = 3 S8 + 8 H2O
Na3(PO4) + K = K3PO4 + Na =>
Na3(PO4) + 3 K = K3PO4 + 3 Na
Pb + N = Pb3N4 =>
3 Pb + 4 N = Pb3N4
Na3CO3HCO3*2H2O = Na2CO3(s) + CO2(g) + H2O(g) =>
2 Na3CO3HCO3*2H2O = 3 Na2CO3(s) + CO2(g) + 5 H2O(g)
(CH3)2CHCH2COOCH3 + H2O = (CH3)2CHCH2COO + H3O =>
5(CH3)2CHCH2COOCH3 + 12 H2O = 6(CH3)2CHCH2COO + 10 H3O
Hg(OH)2 + HClO3 = Hg(ClO3)2 + H2O =>
Hg(OH)2 + 2 HClO3 = Hg(ClO3)2 + 2 H2O
Ti + H2 = TiH4 =>
Ti + 2 H2 = TiH4
Al(OH)3(s) + NaOH(ac) = NaAlO2(ac) + H2O(l) =>
Al(OH)3(s) + NaOH(ac) = NaAlO2(ac) + 2 H2O(l)
Fe + CuNO3 = CuFe(NO3) =>
Fe + CuNO3 = CuFe(NO3)
Co(OH)2 + HClO4 = CoClO4 + H(OH)2 =>
Co(OH)2 + HClO4 = CoClO4 + H(OH)2
C + H2 = CH4 =>
C + 2 H2 = CH4
FeCl3 + K3[Fe(CN)6] + SnCl2 = SnCl4 + Fe3[Fe(CN)6]2 + KCl =>
6 FeCl3 + 4 K3[Fe(CN)6] + 3 SnCl2 = 3 SnCl4 + 2 Fe3[Fe(CN)6]2 + 12 KCl
WO3 + HCl = WO2Cl2 + H2O =>
WO3 + 2 HCl = WO2Cl2 + H2O
KMnO4 + K2SO3 + H2SO4 = MnSO4 + K2SO4 + H2O =>
2 KMnO4 + 5 K2SO3 + 3 H2SO4 = 2 MnSO4 + 6 K2SO4 + 3 H2O
CuCO3 + KOH = Cu(OH)2 + K2CO3 =>
CuCO3 + 2 KOH = Cu(OH)2 + K2CO3
C9H8O4 + FeCl3 = Fe(C9H5O4) + HCl =>
C9H8O4 + FeCl3 = Fe(C9H5O4) + 3 HCl
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
CH4(l) + O2(g) = CO2(g) + H2O(l) =>
CH4(l) + 2 O2(g) = CO2(g) + 2 H2O(l)
CH3CH2CHO + CuO = CH3CH2COOH + Cu2O =>
CH3CH2CHO + 2 CuO = CH3CH2COOH + Cu2O
FeSO4*7H2O + (NH4)2SO4 = FeSO4*(NH4)2SO4*6H2O + H2O =>
FeSO4*7H2O + (NH4)2SO4 = FeSO4*(NH4)2SO4*6H2O + H2O
Na2S + Br2 = NaBr + S =>
Na2S + Br2 = 2 NaBr + S
CH3CH2OH + O2 = H2O + CH3COOH =>
CH3CH2OH + O2 = H2O + CH3COOH
FePO4 + KOH = K3PO4 + Fe(OH)3 =>
FePO4 + 3 KOH = K3PO4 + Fe(OH)3
Al2O3 + HCl + H2O = Al(H2O)6Cl3 =>
Al2O3 + 6 HCl + 9 H2O = 2 Al(H2O)6Cl3
LiOH + H2CrO4 = HOH + Li2CrO4 =>
2 LiOH + H2CrO4 = 2 HOH + Li2CrO4
C6H10O4 + C6H16N2 = C12H22N2O2 + H2O =>
C6H10O4 + C6H16N2 = C12H22N2O2 + 2 H2O
C20H25N3O + O2 = CO2 + H2O + N2O =>
2 C20H25N3O + 53 O2 = 40 CO2 + 25 H2O + 3 N2O
C + H2 = CH4 =>
C + 2 H2 = CH4
Ca + Fe(CN)6 = Ca(CN)6 + Fe =>
Ca + Fe(CN)6 = Ca(CN)6 + Fe
Cl + K(OH) = KClO4 + KCl + H2O =>
8 Cl + 8 K(OH) = KClO4 + 7 KCl + 4 H2O
Mg + H3(PO4) = Mg3(PO4)2 + H2 =>
3 Mg + 2 H3(PO4) = Mg3(PO4)2 + 3 H2
NiCI2 + O2 = NiO + CI2O5 =>
NiCI2 + 3 O2 = NiO + CI2O5
Fe(NO3)2 + NaCl = FeCl2 + NaNO3 =>
Fe(NO3)2 + 2 NaCl = FeCl2 + 2 NaNO3
CO2 + Be(OH)2 = (BeOH)2CO3 + H2O =>
CO2 + 2 Be(OH)2 = (BeOH)2CO3 + H2O
KHPNaOH = KOHHNaP =>
KHPNaOH = KOHHNaP
I{-} + Br2 + OH{-} = IO3{-} + Br{-} + H2O =>
I{-} + 3 Br2 + 6 OH{-} = IO3{-} + 6 Br{-} + 3 H2O
KCI = K + CI =>
KCI = K + CI
NaOH + HC6H7O7 = H2O + NaC6H7O7 =>
NaOH + HC6H7O7 = H2O + NaC6H7O7
K + NiF2 = KF + Ni =>
2 K + NiF2 = 2 KF + Ni
Pb + MnO2 = Mn + PbO =>
2 Pb + MnO2 = Mn + 2 PbO
H2C2H4O4 + NaOH = H2O + C2H5NaO4 =>
H2C2H4O4 + NaOH = H2O + C2H5NaO4
KMnO4 + HCl + CH2O = MnCl2 + KCl + CH2O2 + H2O =>
2 KMnO4 + 6 HCl + 5 CH2O = 2 MnCl2 + 2 KCl + 5 CH2O2 + 3 H2O
C6H5NH2 + H2SO4 = (C6H5NH3)HSO4 =>
C6H5NH2 + H2SO4 = (C6H5NH3)HSO4
La2(CO3)3 = La + CO3 =>
La2(CO3)3 = 2 La + 3 CO3
Na2S + Cl2 + H2O = Na2SO4 + HCl =>
Na2S + 4 Cl2 + 4 H2O = Na2SO4 + 8 HCl
Ba(NO3)2 + NaHCO3 = Ba(HCO3)2 + Na(NO3) =>
Ba(NO3)2 + 2 NaHCO3 = Ba(HCO3)2 + 2 Na(NO3)
CaCO3 + S = CaS + CO2 + O =>
CaCO3 + S = CaS + CO2 + O
AgNO3(aq) + Na2S = Ag2S + NaNO3 =>
2 AgNO3(aq) + Na2S = Ag2S + 2 NaNO3
S8 + NaCl = Na + SCl =>
S8 + 8 NaCl = 8 Na + 8 SCl
C2H4Cl2 + Cl2 = C2HCl3 + HCl =>
C2H4Cl2 + 2 Cl2 = C2HCl3 + 3 HCl
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