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Fe2(SO4)3 + 6 SO2 + 8 H2O = Fe2S + 8 H2SO4
Na + FeCl2 = Na2Cl + Fe =>
4 Na + FeCl2 = 2 Na2Cl + Fe
HC2H3O2(aq)NaHCO3(s) = CO2(g)H2O(l)NaC2H3O2(aq) =>
HC2H3O2(aq)NaHCO3(s) = CO2(g)H2O(l)NaC2H3O2(aq)
MnO4{-)+SO3{2-}+H2O = MnO2+SO4{2-}+OH{-} =>
2 MnO4{-)+3SO3{2-}+H2O = 2 MnO2+3SO4{2-}+2OH{-}
Na2CO3 + NH4Cl = Na2Cl + CO3NH4 =>
Na2CO3 + NH4Cl = Na2Cl + CO3NH4
C3H5O3 + Na = C3H5NaO3 =>
C3H5O3 + Na = C3H5NaO3
KMnO4 + KOH + Cu = Cu(OH)2 + K2MnO4 =>
2 KMnO4 + 2 KOH + Cu = Cu(OH)2 + 2 K2MnO4
H2O + K2SO4 = H2SO4 + KOH =>
2 H2O + K2SO4 = H2SO4 + 2 KOH
NaCl + H2SO3 = Na2SO3 + HCl =>
2 NaCl + H2SO3 = Na2SO3 + 2 HCl
CdS + H2SO4 = CdSO4 + H2S =>
CdS + H2SO4 = CdSO4 + H2S
SrBr2 + K2S = SrS + K2Br2 =>
SrBr2 + K2S = SrS + K2Br2
Zn + H2SO4 + H3AsO3 = ZnSO4 + AsH3 + H2O =>
3 Zn + 3 H2SO4 + H3AsO3 = 3 ZnSO4 + AsH3 + 3 H2O
Po4 = Po =>
Po4 = 4 Po
NaOH + C2H5COOH = CH3CH2COONa + H2O =>
NaOH + C2H5COOH = CH3CH2COONa + H2O
KHCO3 + HNO3 = KNO3 + CO2 + H2O =>
KHCO3 + HNO3 = KNO3 + CO2 + H2O
H2 + N2 = NH3 =>
3 H2 + N2 = 2 NH3
Fe(s) + O2 + H2O = FeOH2O(s) =>
2 Fe(s) + O2 + 2 H2O = 2 FeOH2O(s)
Po4 = Po =>
Po4 = 4 Po
Hg2Cl2 + NH4OH = HgOH + NH4Cl =>
Hg2Cl2 + 2 NH4OH = 2 HgOH + 2 NH4Cl
As + NaOH + Cl2 + H2O = Na3AsO4 + HCl =>
2 As + 6 NaOH + 5 Cl2 + 2 H2O = 2 Na3AsO4 + 10 HCl
Al + CuO = Al2O3 + Cu =>
2 Al + 3 CuO = Al2O3 + 3 Cu
Fe3O4 + NaCl + H2O = H2 + FeClO + NaOH =>
2 Fe3O4 + 6 NaCl + 4 H2O = H2 + 6 FeClO + 6 NaOH
C6H5COOH + O2 = CO2 + H2O =>
2 C6H5COOH + 15 O2 = 14 CO2 + 6 H2O
Cu(s) + HgCl2(aq) = CuCl2(aq) + Hg(l) =>
Cu(s) + HgCl2(aq) = CuCl2(aq) + Hg(l)
FeS + HNO3 = Fe2(NO3)3 + NO + SO + H2O =>
6 FeS + 16 HNO3 = 3 Fe2(NO3)3 + 7 NO + 6 SO + 8 H2O
Fe2O3 + HCl = FeCl3 + H2O =>
Fe2O3 + 6 HCl = 2 FeCl3 + 3 H2O
H3BO3 + H2SO4 + C2H5OH = CO2 + H2O + BSO3 =>
4 H3BO3 + 4 H2SO4 + C2H5OH = 2 CO2 + 13 H2O + 4 BSO3
Pb + C2H5NS = PbS + C2H5N =>
Pb + C2H5NS = PbS + C2H5N
Hg + O2 + CO2 = Hg2(CO3)2 =>
2 Hg + O2 + 2 CO2 = Hg2(CO3)2
CaCl2 + Ag2SO4 = Ag2Cl2 + CaSO4 =>
CaCl2 + Ag2SO4 = Ag2Cl2 + CaSO4
Na[Al(OH)4] + HF = NaF + Al(OH)3 + H2O =>
Na[Al(OH)4] + HF = NaF + Al(OH)3 + H2O
FeCl3 + KOH = FeK + Cl3OH =>
FeCl3 + KOH = FeK + Cl3OH
FeBr3 + Ba(OH)2 = Fe(OH)3 + BaBr2(g) =>
2 FeBr3 + 3 Ba(OH)2 = 2 Fe(OH)3 + 3 BaBr2(g)
MgS(aq) + CuCl2(aq) = CuS + MgCl2 =>
MgS(aq) + CuCl2(aq) = CuS + MgCl2
NaCl(s) + H2SO4(aq) = H2S + NaO + Cl =>
4 NaCl(s) + H2SO4(aq) = H2S + 4 NaO + 4 Cl
NH3(g) + O2(g) = NO2(g) + H2O(l) =>
4 NH3(g) + 7 O2(g) = 4 NO2(g) + 6 H2O(l)
C5H12(l) + O2(g) = CO2(g) + H =>
C5H12(l) + 5 O2(g) = 5 CO2(g) + 12 H
HNO3 + C6H5OH = C6H5ONO2 + H2O =>
HNO3 + C6H5OH = C6H5ONO2 + H2O
(NH4)2 + Cr2O7 = N2 + CrO + H2O =>
5(NH4)2 + 4 Cr2O7 = 5 N2 + 8 CrO + 20 H2O
FeCl3 + K4[Fe(CN)6] = Fe4[Fe(CN)6]3 + KCl =>
4 FeCl3 + 3 K4[Fe(CN)6] = Fe4[Fe(CN)6]3 + 12 KCl
HCOOH + O2 = CO2 + H2O =>
2 HCOOH + O2 = 2 CO2 + 2 H2O
C2H2S + O2 = CO2 + H2SO4 =>
C2H2S + 4 O2 = 2 CO2 + H2SO4
CH3SH + NaOH + NaO2Cl2 = CH3OH + Na2SO4 + NaCl + H2O =>
5 CH3SH + 18 NaOH + 8 NaO2Cl2 = 5 CH3OH + 5 Na2SO4 + 16 NaCl + 9 H2O
Fe(OH)2 + CuSO4 = FeSO4 + Cu(OH)2 =>
Fe(OH)2 + CuSO4 = FeSO4 + Cu(OH)2
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
Pb(NO3)2 + (NH4)3PO4 = Pb3(PO4)2 + NH4NO3 =>
3 Pb(NO3)2 + 2(NH4)3PO4 = Pb3(PO4)2 + 6 NH4NO3
AlI + K = KI + Al =>
AlI + K = KI + Al
Ni[OH]2 + HCl = NiCl2 + H2O =>
Ni[OH]2 + 2 HCl = NiCl2 + 2 H2O
Mo + O2 = Mo2O2 =>
2 Mo + O2 = Mo2O2
Sr(NO3)2 + NaCO4 = Na(NO3)2 + SrCO4 =>
Sr(NO3)2 + NaCO4 = Na(NO3)2 + SrCO4
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