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2 Pb(OH)2 + H2CO3 = (PbOH)2CO3 + 2 H2O
K2Cr2O7 + H2SO4 = K2SO4 + Cr2(SO4)3 + H2O + O2 =>
2 K2Cr2O7 + 8 H2SO4 = 2 K2SO4 + 2 Cr2(SO4)3 + 8 H2O + 3 O2
CuO + CO2 = CuO2 + C =>
2 CuO + CO2 = 2 CuO2 + C
VSO4 + KMnO4 + H2SO4 = (VO2)2SO4 + MnSO4 + K2SO4 + H2O =>
10 VSO4 + 6 KMnO4 + 4 H2SO4 = 5(VO2)2SO4 + 6 MnSO4 + 3 K2SO4 + 4 H2O
VO2 + H2 = V2O3 + H2O =>
2 VO2 + H2 = V2O3 + H2O
Na2S2O3(aq) + I2(aq) = Na2S4O6(aq) + NaI(aq) =>
2 Na2S2O3(aq) + I2(aq) = Na2S4O6(aq) + 2 NaI(aq)
RCl5 = RCl3 + Cl2 =>
RCl5 = RCl3 + Cl2
KCl + Zn3(PO4)2 = ZnCl2 + K3PO4 =>
6 KCl + Zn3(PO4)2 = 3 ZnCl2 + 2 K3PO4
C6H4(OH)2 + NaBr = C6H4(OH)2BrNa =>
C6H4(OH)2 + NaBr = C6H4(OH)2BrNa
Mn + PO4 = Mn3(PO4)2 =>
3 Mn + 2 PO4 = Mn3(PO4)2
Cr(NO3)2 = Cr + (NO3)2 =>
Cr(NO3)2 = Cr + (NO3)2
FeSO4 + SrCl2 = SrSO4 + FeCl2 =>
FeSO4 + SrCl2 = SrSO4 + FeCl2
Fe2O3 + Cl2O5 = Fe(ClO3)3 =>
Fe2O3 + 3 Cl2O5 = 2 Fe(ClO3)3
SnO + Ca(OH)2 + H2O = Ca[Sn(OH)4] =>
SnO + Ca(OH)2 + H2O = Ca[Sn(OH)4]
C2H2 + CH4 = C3H8 =>
2 C2H2 + 5 CH4 = 3 C3H8
Be + H2SO4 = BeSO4 + H =>
Be + H2SO4 = BeSO4 + 2 H
Cl2O = Cl2 + O2 =>
2 Cl2O = 2 Cl2 + O2
Mg(s) + CH3COOH = Mg(CH3COO)2 + H2(g) =>
Mg(s) + 2 CH3COOH = Mg(CH3COO)2 + H2(g)
(NH4)2SO4 + Mg(OH)2 = MgSO4 + NH4OH =>
(NH4)2SO4 + Mg(OH)2 = MgSO4 + 2 NH4OH
Rb(s) + H2O = RbOH(aq) + H2(g) =>
2 Rb(s) + 2 H2O = 2 RbOH(aq) + H2(g)
KCl(aq) + Br{-}(aq) = Cl{-}(aq) + KBr(aq) =>
KCl(aq) + Br{-}(aq) = Cl{-}(aq) + KBr(aq)
Ag + H2(SO4) = Ag2SO4 + SO2 + H2O =>
2 Ag + 2 H2(SO4) = Ag2SO4 + SO2 + 2 H2O
Cl2 + CsBr = CsCl + Br2 =>
Cl2 + 2 CsBr = 2 CsCl + Br2
Ga + Cu{2+} = Ga{3+} + Cu =>
2 Ga + 3 Cu{2+} = 2 Ga{3+} + 3 Cu
CaC2 + H2O = C2H2 + Ca + O2 =>
2 CaC2 + 2 H2O = 2 C2H2 + 2 Ca + O2
NaOH + CuC2H3O2 = CuOH + NaC2H3O2 =>
NaOH + CuC2H3O2 = CuOH + NaC2H3O2
Ba(OH)2 + NH4NO = Ba(NO3)2 + NH3 =>
Ba(OH)2 + 4 NH4NO = Ba(NO3)2 + 6 NH3
COCl2 + H2 = HCl + CO =>
COCl2 + H2 = 2 HCl + CO
H2S + KMnO4 = HMnO4 + K2S =>
H2S + 2 KMnO4 = 2 HMnO4 + K2S
Zn + Pb(C2H3O2)2 = Pb + Zn(C2H3O2) =>
2 Zn + Pb(C2H3O2)2 = Pb + 2 Zn(C2H3O2)
K2Mn2O7 + HCl = MnCl2 + Cl2 + KCl + H2O =>
K2Mn2O7 + 14 HCl = 2 MnCl2 + 4 Cl2 + 2 KCl + 7 H2O
Al + ZnO = Al2O3 + Zn =>
2 Al + 3 ZnO = Al2O3 + 3 Zn
C2H6O + H2O = C2O2 + H8 =>
C2H6O + H2O = C2O2 + H8
CO4 + H2 = CH4 + H2O =>
CO4 + 6 H2 = CH4 + 4 H2O
Zn + NHO3 = Zn(NO3)2 + NH4NO3 + H2O =>
4 Zn + 10 NHO3 = 4 Zn(NO3)2 + NH4NO3 + 3 H2O
FeCl3 + K4Fe(CN)6 = Fe4(Fe(CN)6)3 + KCl =>
4 FeCl3 + 3 K4Fe(CN)6 = Fe4(Fe(CN)6)3 + 12 KCl
IF = F2 + I2 =>
2 IF = F2 + I2
Br2 + CaI = BrI + Ca =>
Br2 + 2 CaI = 2 BrI + 2 Ca
H2SO3 + HI = I + H2O + HS =>
H2SO3 + 5 HI = 5 I + 3 H2O + HS
Na2CrO4 + NaI + H2SO4 = Cr2(SO4)3 + I2 + Na2SO4 + H2O =>
2 Na2CrO4 + 6 NaI + 8 H2SO4 = Cr2(SO4)3 + 3 I2 + 5 Na2SO4 + 8 H2O
NH4OH + NaBr = NH4Br + NaOH =>
NH4OH + NaBr = NH4Br + NaOH
KI + Ca = CaI + K =>
KI + Ca = CaI + K
Cu2O + HBr = CuBr + H2O =>
Cu2O + 2 HBr = 2 CuBr + H2O
K3[Fe(CN)6] + KI + KOH = K4[Fe(CN)6] + KIO3 + H2O =>
6 K3[Fe(CN)6] + KI + 6 KOH = 6 K4[Fe(CN)6] + KIO3 + 3 H2O
Ca + H2O = Ca(OH)2 + H2 =>
Ca + 2 H2O = Ca(OH)2 + H2
Cu + Fe2O3 = CuO3 + Fe =>
Cu + Fe2O3 = CuO3 + 2 Fe
Fe2O3 + CO2 = Fe2(CO3)3 =>
Fe2O3 + 3 CO2 = Fe2(CO3)3
*2Na*2H2O = H2*2NaOH =>
*2Na*2H2O = H2*2NaOH
V + Cl2 = VCl4 =>
V + 2 Cl2 = VCl4
CaCO3 + H2O2 = CaO28H20 + CO2 + H2O =>
CaCO3 + 17 H2O2 = CaO28H20 + CO2 + 7 H2O
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