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3 PbCO3 = PbCO3(PbO)2 + 2 CO2
Na2CO3 + HI = H2CO3 + NaI =>
Na2CO3 + 2 HI = H2CO3 + 2 NaI
KCrO4 + HCl = KCl + CrCl3 + H2O + Cl2 =>
KCrO4 + 8 HCl = KCl + CrCl3 + 4 H2O + 2 Cl2
Na2ReO4 + H2O = Re(OH)4 + NaReO4 + NaOH =>
3 Na2ReO4 + 4 H2O = Re(OH)4 + 2 NaReO4 + 4 NaOH
NO2 + H = H2O + NH3 =>
NO2 + 7 H = 2 H2O + NH3
H3PO4(aq) + NH3(g) = (NH4)2HPO4(s) =>
H3PO4(aq) + 2 NH3(g) = (NH4)2HPO4(s)
KHCo3 + H2O = KOH + Co2 + H =>
2 KHCo3 + 2 H2O = 2 KOH + 3 Co2 + 4 H
Cu(s) + S(g) = Cu2S =>
2 Cu(s) + S(g) = Cu2S
Mg(HSe)2 + H2O = MgO2 + Se2 + H =>
Mg(HSe)2 + 2 H2O = MgO2 + Se2 + 6 H
Cu(NO3)2 + ZnCl2 = CuCl2 + Zn(NO3)2 =>
Cu(NO3)2 + ZnCl2 = CuCl2 + Zn(NO3)2
K2Cr2O7 + CH3CH2OH + HCl = CrCl3 + KCl + CH3COOH + H2O =>
2 K2Cr2O7 + 3 CH3CH2OH + 16 HCl = 4 CrCl3 + 4 KCl + 3 CH3COOH + 11 H2O
HClO2 + Cu(OH)2 = Cu(ClO2)2 + H2O =>
2 HClO2 + Cu(OH)2 = Cu(ClO2)2 + 2 H2O
Ag2O = Ag4 + O2 =>
2 Ag2O = Ag4 + O2
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
Li2S + CaF2 = LiF + CaS =>
Li2S + CaF2 = 2 LiF + CaS
CO + H2O = H2OCO =>
CO + H2O = H2OCO
NaOH + (NH4)SO4 = NH3 + NaSO4 + H2O =>
NaOH + (NH4)SO4 = NH3 + NaSO4 + H2O
MnO4{-} + H{+} + SO3{-2} = Mn{+2} + SO4{-} + H2O =>
3 MnO4{-} + 14 H{+} + 5 SO3{-2} = 3 Mn{+2} + 5 SO4{-} + 7 H2O
Na3(PO4) + Na2CO3 = Na2PO4 + Na3CO3 =>
Na3(PO4) + Na2CO3 = Na2PO4 + Na3CO3
Cd(OH)2 + NH4OH = [Cd(NH3)6](OH)2 + H2O =>
Cd(OH)2 + 6 NH4OH = [Cd(NH3)6](OH)2 + 6 H2O
K(OH) + HIO3 = KIO3 + H2O =>
K(OH) + HIO3 = KIO3 + H2O
K(OH) + H3BO3 = K2HBO3 + H2O =>
2 K(OH) + H3BO3 = K2HBO3 + 2 H2O
H2O(l) + NaCl(s) = NaOH + HCl =>
H2O(l) + NaCl(s) = NaOH + HCl
Li3P + NaOH = Na3P + LiOH =>
Li3P + 3 NaOH = Na3P + 3 LiOH
KMnO4 + HCl = KCl + MnCl2 + HO + Cl2 =>
2 KMnO4 + 8 HCl = 2 KCl + 2 MnCl2 + 8 HO + Cl2
HSO4 + Zn = H2 + ZnSO4 =>
2 HSO4 + 2 Zn = H2 + 2 ZnSO4
Al(s) + FeCl2(aq) = Fe(s) + AlCl3(aq) =>
2 Al(s) + 3 FeCl2(aq) = 3 Fe(s) + 2 AlCl3(aq)
HSO4 + Zn = H2 + ZnSO4 =>
2 HSO4 + 2 Zn = H2 + 2 ZnSO4
FeSiO3 + NaNO3 = FeNO3 + NaSiO3 =>
FeSiO3 + NaNO3 = FeNO3 + NaSiO3
HBrO3(aq) + KOH(aq) = KBrO3(aq) + H2O(l) =>
HBrO3(aq) + KOH(aq) = KBrO3(aq) + H2O(l)
K + NO4 = KNO4 =>
K + NO4 = KNO4
CH3CHBrCH2CH3 + KOH = CH3CH(OH)CH2CH3 + KBr =>
CH3CHBrCH2CH3 + KOH = CH3CH(OH)CH2CH3 + KBr
KOH + HCI = H2O + KCI =>
KOH + HCI = H2O + KCI
AlSO4 + KOH = AlOH + KSO4 =>
AlSO4 + KOH = AlOH + KSO4
B(OH)3(aq) + NaOH(aq) = B(OH)4{-}(aq) + Na{+}(aq) =>
B(OH)3(aq) + NaOH(aq) = B(OH)4{-}(aq) + Na{+}(aq)
CH3CHO + K2Cr2O7 + H2SO4 = CH3COOH + K2SO4 + Cr2(SO4)3 + H2O =>
3 CH3CHO + K2Cr2O7 + 4 H2SO4 = 3 CH3COOH + K2SO4 + Cr2(SO4)3 + 4 H2O
Cu2 + ZnSO4 = Cu2SO4 + Zn =>
Cu2 + ZnSO4 = Cu2SO4 + Zn
OK + SO2 = KSO3 =>
OK + SO2 = KSO3
C2H6S + O2 = SO2 + CO2 + H2O =>
2 C2H6S + 9 O2 = 2 SO2 + 4 CO2 + 6 H2O
CuSO4 + NaCl = NaCu + ClSO4 =>
CuSO4 + NaCl = NaCu + ClSO4
Cd(OH)2 + NH4OH = Cd(NH3)4 + OH + H2O =>
Cd(OH)2 + 4 NH4OH = Cd(NH3)4 + 2 OH + 4 H2O
FeSO4(aq) + AgCl(s) = FeCl2 + Ag + Fe2(SO4)3 =>
3 FeSO4(aq) + 2 AgCl(s) = FeCl2 + 2 Ag + Fe2(SO4)3
Mn(NO3)2 + Ag((NH3)2)OH + H2O = H2MnO3 + Ag + NH4NO3 =>
7 Mn(NO3)2 + 6 Ag((NH3)2)OH + 12 H2O = 7 H2MnO3 + 6 Ag + 13 NH4NO3
Be + O2 = BeO =>
2 Be + O2 = 2 BeO
PbO + SO2 = PbSO3 =>
PbO + SO2 = PbSO3
NaOH + NCl = HCl + N2O + NaCl =>
NaOH + 2 NCl = HCl + N2O + NaCl
MnSO4NaClONaOH = MnO2Na2SO4HCl =>
MnSO4NaClONaOH = MnO2Na2SO4HCl
HNO3 + H2S = H2SO4 + H2O + NO =>
8 HNO3 + 3 H2S = 3 H2SO4 + 4 H2O + 8 NO
C + H2 = CH4 =>
C + 2 H2 = CH4
Ge + S = GeS2 =>
Ge + 2 S = GeS2
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