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PbSO4(ag) + NaS(ag) = PbS(s) + NaSO4(s)
Al(NO3)3 = Al2O3 + NO2 + O2 =>
4 Al(NO3)3 = 2 Al2O3 + 12 NO2 + 3 O2
Al(OH)3(s) = Al2O3(s) + H2O(s) =>
2 Al(OH)3(s) = Al2O3(s) + 3 H2O(s)
Zn + As2O3 + HCl = ZnCl2 + AsH2 + H2O =>
5 Zn + As2O3 + 10 HCl = 5 ZnCl2 + 2 AsH2 + 3 H2O
Cu(s) + H2O = Cu(OH)2{-} + H{+} + e =>
Cu(s) + 2 H2O = Cu(OH)2{-} + 2 H{+} + e
CH3CH2Br + CH3CH2OK = CH3CH2OCH2CH3 + KBr =>
CH3CH2Br + CH3CH2OK = CH3CH2OCH2CH3 + KBr
NaOH(aq) + NaNO2(aq) + Al(s) + H2O = NH3(aq) + NaAlO2(aq) =>
NaOH(aq) + NaNO2(aq) + 2 Al(s) + H2O = NH3(aq) + 2 NaAlO2(aq)
CH3CH2OH + PCl3 = CH3CH2Cl + H3PO3 =>
3 CH3CH2OH + PCl3 = 3 CH3CH2Cl + H3PO3
(NH4)2SO4 + Mg(OH)2 = MgSO4 + NH4OH =>
(NH4)2SO4 + Mg(OH)2 = MgSO4 + 2 NH4OH
FeBr3 + AgNO3 = AgBr + FeN3O9 =>
FeBr3 + 3 AgNO3 = 3 AgBr + FeN3O9
NaClO + Na2S2O3 + NaOH = NaCl + Na2SO3 + H2O =>
2 NaClO + Na2S2O3 + 2 NaOH = 2 NaCl + 2 Na2SO3 + H2O
FeI3(s) + K2S2O3(s) = Fe2(S2O3)3(s) + KI(aq) =>
2 FeI3(s) + 3 K2S2O3(s) = Fe2(S2O3)3(s) + 6 KI(aq)
Mg + FeCl3 = MgCl2 + Fe =>
3 Mg + 2 FeCl3 = 3 MgCl2 + 2 Fe
HOCI + C = H2O + CO2 + CI =>
4 HOCI + C = 2 H2O + CO2 + 4 CI
KI(aq) + Cl2(g) = KCl(aq) + I2(s) =>
2 KI(aq) + Cl2(g) = 2 KCl(aq) + I2(s)
NaOH + HNO3 = NaNO3 + HOH =>
NaOH + HNO3 = NaNO3 + HOH
(NH4)2CO3 + HNO3 = (NH4)NO3 + CO3H2 =>
(NH4)2CO3 + 2 HNO3 = 2(NH4)NO3 + CO3H2
Cu(NO3)2(aq) + K4Fe(CN)6(aq) = Cu2Fe(CN)6(aq) + KNO3 =>
2 Cu(NO3)2(aq) + K4Fe(CN)6(aq) = Cu2Fe(CN)6(aq) + 4 KNO3
CH3COOH + Na2CO3 + AgNO3 = CH3COOAg + CO2 + H2O + NaNO3 =>
2 CH3COOH + Na2CO3 + 2 AgNO3 = 2 CH3COOAg + CO2 + H2O + 2 NaNO3
AgCN = Ag + C + N2 =>
2 AgCN = 2 Ag + 2 C + N2
PbSO4(ag) + NaS(ag) = PbS(s) + NaSO4(s) =>
PbSO4(ag) + NaS(ag) = PbS(s) + NaSO4(s)
KCO3(s) + HNO3(l) = KNO3(s) + HCO3(l) =>
KCO3(s) + HNO3(l) = KNO3(s) + HCO3(l)
CaSiO3 + P4O10 = Ca3(PO4)2 + SiO2 =>
6 CaSiO3 + P4O10 = 2 Ca3(PO4)2 + 6 SiO2
O3C4H6 + O2 = CO2 + H2O =>
O3C4H6 + 4 O2 = 4 CO2 + 3 H2O
Zn(OH)2 + Na3PO4 = Zn3(PO4)2 + NaOH =>
3 Zn(OH)2 + 2 Na3PO4 = Zn3(PO4)2 + 6 NaOH
Na2CO3(aq) + BaCl2(aq) = BaCO3(s) + NaCl(aq) =>
Na2CO3(aq) + BaCl2(aq) = BaCO3(s) + 2 NaCl(aq)
KBr + HMnO4 + H2SO4 = Br2 + MnSO4 + K2SO4 + H2O =>
10 KBr + 2 HMnO4 + 7 H2SO4 = 5 Br2 + 2 MnSO4 + 5 K2SO4 + 8 H2O
CH3CCH + O2 = CO2 + H2O =>
CH3CCH + 4 O2 = 3 CO2 + 2 H2O
(NH4)2SO4 + K2CrO4 = (NH4)2CrO4 + K2SO4 =>
(NH4)2SO4 + K2CrO4 = (NH4)2CrO4 + K2SO4
C2H5OH + O2 = CO2 + H2O =>
C2H5OH + 3 O2 = 2 CO2 + 3 H2O
Pb(NO3)2 + K2CrO4 = PbCrO4 + KNO3 =>
Pb(NO3)2 + K2CrO4 = PbCrO4 + 2 KNO3
As + NaOH = Na3AsO3 + H2 =>
2 As + 6 NaOH = 2 Na3AsO3 + 3 H2
KClO3 = KCl + O2 =>
2 KClO3 = 2 KCl + 3 O2
AlBr3 + KOH = Al(OH)3 + KBr =>
AlBr3 + 3 KOH = Al(OH)3 + 3 KBr
Mg + KClO3 = Mg(ClO3)2 + K =>
Mg + 2 KClO3 = Mg(ClO3)2 + 2 K
HCl + CaO = CaCl2 + H2O =>
2 HCl + CaO = CaCl2 + H2O
Pb(NO3)2 + NaI = PbI2 + NaNO3 =>
Pb(NO3)2 + 2 NaI = PbI2 + 2 NaNO3
CClH3 + Na = NaCl + CH3 =>
CClH3 + Na = NaCl + CH3
CuCl2 + H2 = CuH2 + Cl =>
CuCl2 + H2 = CuH2 + 2 Cl
CU0 + HNO3 = CU(NO3)2 + H2O + NO =>
3 CU0 + 8 HNO3 = 3 CU(NO3)2 + 4 H2O + 2 NO
Mn + KOH = Mn(OH) + K =>
Mn + KOH = Mn(OH) + K
AlBr3 + KOH = Al(OH)3 + KBr =>
AlBr3 + 3 KOH = Al(OH)3 + 3 KBr
Na + H2O = NaH2*(OH)2 =>
Na + 2 H2O = NaH2*(OH)2
HCOH + CuO = HCOOH + Cu2O =>
HCOH + 2 CuO = HCOOH + Cu2O
RbIS3 = RbI + S =>
RbIS3 = RbI + 3 S
PCl5 + H2O = H3PO4 + HCl1 =>
PCl5 + 4 H2O = H3PO4 + 5 HCl1
MnO2 + Mg + HBr = MgBr4 + MnBr3 + H2O =>
4 MnO2 + Mg + 16 HBr = MgBr4 + 4 MnBr3 + 8 H2O
Al + S8 = Al2S3 =>
16 Al + 3 S8 = 8 Al2S3
NH4Cl + NaOH = NaCl + H2ONH3 =>
NH4Cl + NaOH = NaCl + H2ONH3
Mg + KClO3 = Mg(ClO3)2 + K =>
Mg + 2 KClO3 = Mg(ClO3)2 + 2 K
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