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4 Fe{2+} + O2 + 8 OH{-} + 2 H2O = 4 Fe(OH)3
ZnO + P2O3 = Zn3(PO3)2 =>
3 ZnO + P2O3 = Zn3(PO3)2
Cu + AgClO3 = Ag + Cu(ClO3)2 =>
Cu + 2 AgClO3 = 2 Ag + Cu(ClO3)2
Li + P = Li3P2 =>
3 Li + 2 P = Li3P2
TI + H2SO4 = TISO4 + S + H2O =>
3 TI + 4 H2SO4 = 3 TISO4 + S + 4 H2O
SO32 + Fe3{+} + OH = SO42{-} + Fe2{+} + H2O =>
SO32 + 2 Fe3{+} + 20 OH = SO42{-} + 3 Fe2{+} + 10 H2O
Cd + S2 = CdS =>
2 Cd + S2 = 2 CdS
C6H5COONa + KOH = C6H6 + NaKCO3 =>
C6H5COONa + KOH = C6H6 + NaKCO3
KOH + Fe(NO3)3 = K(NO3) + Fe(OH)3(classification) =>
3 KOH + Fe(NO3)3 = 3 K(NO3) + Fe(OH)3(classification)
Ba(OH)2FeO = Fe(OH)2BaO =>
Ba(OH)2FeO = Fe(OH)2BaO
Cu2 + Cl2 = CuCl2 =>
Cu2 + 2 Cl2 = 2 CuCl2
CH3COOH + FeOOH = Fe(CH3COO)3 + H2O =>
3 CH3COOH + FeOOH = Fe(CH3COO)3 + 2 H2O
Mg + HCN = MgCN + H2 =>
2 Mg + 2 HCN = 2 MgCN + H2
AgPO4HNO3 = AgNO3HPO4 =>
AgPO4HNO3 = AgNO3HPO4
Ba(OH)2 + NH4Br = BaBr2 + NH4OH =>
Ba(OH)2 + 2 NH4Br = BaBr2 + 2 NH4OH
Cu + NaCl = NaCl(Cu) =>
Cu + NaCl = NaCl(Cu)
Cl2 + Cu2 = ClCu =>
Cl2 + Cu2 = 2 ClCu
Cu + HNO3 = Cu(NO3)2 + NO + H2O =>
3 Cu + 8 HNO3 = 3 Cu(NO3)2 + 2 NO + 4 H2O
P4O7 = P4 + O2 =>
2 P4O7 = 2 P4 + 7 O2
Sb2O5 + Po(NO3)6 = Sb(NO3)5 + PoO3 =>
3 Sb2O5 + 5 Po(NO3)6 = 6 Sb(NO3)5 + 5 PoO3
Tc2O7 + H2O = HTcO4 =>
Tc2O7 + H2O = 2 HTcO4
HI + Cu = CuI + H2 =>
2 HI + 2 Cu = 2 CuI + H2
NaI(aq) + Fe2(CO3)3(aq) = FeI3(aq) + Na2CO3(aq) =>
6 NaI(aq) + Fe2(CO3)3(aq) = 2 FeI3(aq) + 3 Na2CO3(aq)
HBr + HNO3 = NO2 + Br + H2O =>
HBr + HNO3 = NO2 + Br + H2O
Zn + FeI3 = ZnI + Fe =>
3 Zn + FeI3 = 3 ZnI + Fe
Pb + Hg2CO3 = PbCO3 + Hg =>
Pb + Hg2CO3 = PbCO3 + 2 Hg
NaI(aq) + BaS(aq) = BaI2 + Na2S =>
2 NaI(aq) + BaS(aq) = BaI2 + Na2S
H4[Fe(CN)6] + Mg(OH)2 = Mg2[Fe(CN)6] + H2O =>
H4[Fe(CN)6] + 2 Mg(OH)2 = Mg2[Fe(CN)6] + 4 H2O
Cu + HNO3 = Cu(NO3)2 + NO2 + H2O =>
Cu + 4 HNO3 = Cu(NO3)2 + 2 NO2 + 2 H2O
Cl + H2O2 = HCl + O =>
2 Cl + H2O2 = 2 HCl + 2 O
Na2S + (NH4)2CO3 = Na2CO3 + S(NH4)2 =>
Na2S + (NH4)2CO3 = Na2CO3 + S(NH4)2
CS2 + H2S = CH4 + S8 =>
2 CS2 + 4 H2S = 2 CH4 + S8
NaOH + Cl2 + S = Na2SO4 + H2O + NaCl =>
8 NaOH + 3 Cl2 + S = Na2SO4 + 4 H2O + 6 NaCl
NaCe + H2SO4 = HCe + Na2SO4 =>
2 NaCe + H2SO4 = 2 HCe + Na2SO4
MgNO + NaCO = NaNO + MgCO =>
MgNO + NaCO = NaNO + MgCO
Ag + Al2(SO4)3 = Ag2SO4 + Al =>
6 Ag + Al2(SO4)3 = 3 Ag2SO4 + 2 Al
MnO2 + HCl = MnCl2 + H2O + Cl2 =>
MnO2 + 4 HCl = MnCl2 + 2 H2O + Cl2
Fe{3+} + SCN{-} = FeS3 + CN =>
Fe{3+} + 3 SCN{-} = FeS3 + 3 CN
NaH + BrO = NaHBrO =>
NaH + BrO = NaHBrO
Na2(Sn(OH)4) + Bi(NO3)3 + NaOH = Bi + Na2(Sn(OH)6) + NaNO3 =>
3 Na2(Sn(OH)4) + 2 Bi(NO3)3 + 6 NaOH = 2 Bi + 3 Na2(Sn(OH)6) + 6 NaNO3
Ca + H2O2 = Ca(OH)2 = H2 =>
Ca + H2O2 = Ca(OH)2
C2H4O2 + NaOH = CH3COO + Na + H2O =>
C2H4O2 + NaOH = CH3COO + Na + H2O
C6H5OH + CHCl3 + KOH = KCl + C6H4OHCHO + H2O =>
C6H5OH + CHCl3 + 3 KOH = 3 KCl + C6H4OHCHO + 2 H2O
FeBr3 + ZnSO4 = Fe2(SO4)3 + ZnBr2 =>
2 FeBr3 + 3 ZnSO4 = Fe2(SO4)3 + 3 ZnBr2
HClO4 + C2H4O2 = CO2 + H2O + Cl =>
8 HClO4 + 7 C2H4O2 = 14 CO2 + 18 H2O + 8 Cl
BaCl2(ac) + K2CrO4(ac) = BaCrO4(ac) + KCl(ac) =>
BaCl2(ac) + K2CrO4(ac) = BaCrO4(ac) + 2 KCl(ac)
Ca3(PO4)2 + SiO2 + C = Ca(SiO3) + P4 + CO =>
2 Ca3(PO4)2 + 6 SiO2 + 10 C = 6 Ca(SiO3) + P4 + 10 CO
Cu + H2O + NaCl = CuO + HCl + Na =>
Cu + H2O + 2 NaCl = CuO + 2 HCl + 2 Na
Cr(HSO4)3 + HCl = CrCl3 + H2SO4 =>
Cr(HSO4)3 + 3 HCl = CrCl3 + 3 H2SO4
NH4HCO3 = NH3 + H2O + CO2 =>
NH4HCO3 = NH3 + H2O + CO2
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