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H2O + Cl2O = 2 HOCl
H3BO3 + SO3 + CaF2 = BF3 + CaSO4 + H2SO4 =>
2 H3BO3 + 6 SO3 + 3 CaF2 = 2 BF3 + 3 CaSO4 + 3 H2SO4
CH3COOC6H5COOH + KOH = CH3COOK + C6H5OK + H2O =>
4 CH3COOC6H5COOH + 16 KOH = 15 CH3COOK + C6H5OK + H2O
NaOH + Cu2 = Cu2NaOH =>
NaOH + Cu2 = Cu2NaOH
Fe2 + Cu2SO4 = FeSO4 + Cu =>
Fe2 + 2 Cu2SO4 = 2 FeSO4 + 4 Cu
HCN + CuSO4 = Cu(CN)2 + H2SO4 =>
2 HCN + CuSO4 = Cu(CN)2 + H2SO4
NaOH + S = Na2S + Na2SO3 + H2O =>
6 NaOH + 3 S = 2 Na2S + Na2SO3 + 3 H2O
NaHSO4 + K2CO3 = Na2CO3 + KHSO4 =>
2 NaHSO4 + K2CO3 = Na2CO3 + 2 KHSO4
Ca(HCO3)2(s) + HCl(aq) = CaCl2(aq) + CO2(g) + H2O(l) =>
Ca(HCO3)2(s) + 2 HCl(aq) = CaCl2(aq) + 2 CO2(g) + 2 H2O(l)
S2O3{2-} + H2O = SO4{2-} + H2S =>
S2O3{2-} + H2O = SO4{2-} + H2S
KOH + H2CrO4 = K2CrO4 + H2O =>
2 KOH + H2CrO4 = K2CrO4 + 2 H2O
PbSO4 + CH3COONa = Pb(CH3COO)4Na2 + Na2SO4 =>
PbSO4 + 4 CH3COONa = Pb(CH3COO)4Na2 + Na2SO4
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
Na2S + MnSO4 = MnS + Na2SO4 =>
Na2S + MnSO4 = MnS + Na2SO4
Ca(OH)2 + Na2CO3*10H2O = Ca(HCO3)2 + H2O + NaOH =>
Ca(OH)2 + 2 Na2CO3*10H2O = Ca(HCO3)2 + 18 H2O + 4 NaOH
PbSO4 + CH3COONa = Pb(CH3COO)4Na2 + Na2SO4 =>
PbSO4 + 4 CH3COONa = Pb(CH3COO)4Na2 + Na2SO4
KOH + Fe(No3)3 = Fe(OH)3 + KNo3 =>
3 KOH + Fe(No3)3 = Fe(OH)3 + 3 KNo3
NaClO3 + HCl = NaOH + Cl2 + O2 =>
NaClO3 + HCl = NaOH + Cl2 + O2
CuCl2 + Ag2O = AgCl + CuO =>
CuCl2 + Ag2O = 2 AgCl + CuO
HIO3 + HI = IO2 + H2O =>
5 HIO3 + HI = 6 IO2 + 3 H2O
NaOH(aq) + CaS(aq) = Na2S + Ca(OH)2 =>
2 NaOH(aq) + CaS(aq) = Na2S + Ca(OH)2
Hg2NO3 = Hg + NO2 + O2 =>
2 Hg2NO3 = 4 Hg + 2 NO2 + O2
Zn + Pb(NO3)2 = Zn(NO3)2 + Pb =>
Zn + Pb(NO3)2 = Zn(NO3)2 + Pb
Mg + HCl = MgCl + H2 =>
2 Mg + 2 HCl = 2 MgCl + H2
MgBr2(aq) + NaOH(aq) = Mg(OH)2 + NaBr =>
MgBr2(aq) + 2 NaOH(aq) = Mg(OH)2 + 2 NaBr
CdBr2 + Na2S = CdS + Na2Br2 =>
CdBr2 + Na2S = CdS + Na2Br2
CH3COOH + CH3CH(CH3)CH2CH2OH = CH3CH(CH3)CH2CH2OOCCH3 + H2O =>
CH3COOH + CH3CH(CH3)CH2CH2OH = CH3CH(CH3)CH2CH2OOCCH3 + H2O
AlCl3(aq) + H2SO4(aq) = Al2(SO4)3 + HCl(aq) =>
2 AlCl3(aq) + 3 H2SO4(aq) = Al2(SO4)3 + 6 HCl(aq)
K + O = KO2 =>
K + 2 O = KO2
FeCl2 + HNO3 + H2SO4 = Fe2(SO4)3 + H2O + NO + HCl =>
6 FeCl2 + 2 HNO3 + 9 H2SO4 = 3 Fe2(SO4)3 + 4 H2O + 2 NO + 12 HCl
KMnO4 + NaNO2 + HNO3 = Mn(NO3)2 + NaNO3 + KNO3 + H2O =>
2 KMnO4 + 5 NaNO2 + 6 HNO3 = 2 Mn(NO3)2 + 5 NaNO3 + 2 KNO3 + 3 H2O
PbSO4 + CH3COONa = Pb(CH3COO)4Na2 + Na2SO4 =>
PbSO4 + 4 CH3COONa = Pb(CH3COO)4Na2 + Na2SO4
K2CrO4(aq) + HCl(aq) = H2CrO4(aq) + KCl(aq) =>
K2CrO4(aq) + 2 HCl(aq) = H2CrO4(aq) + 2 KCl(aq)
ZnI2 + H2O = ZnO + HI =>
ZnI2 + H2O = ZnO + 2 HI
C6H12O6 + O2 = CO2 + H2O =>
C6H12O6 + 6 O2 = 6 CO2 + 6 H2O
PbO2 + P = P2O5 + PbO =>
5 PbO2 + 2 P = P2O5 + 5 PbO
(NH4)2WO4 + SnCl2 + HCl = W5O14 + H2SnCl6 + NH4Cl + H2O =>
5(NH4)2WO4 + SnCl2 + 14 HCl = W5O14 + H2SnCl6 + 10 NH4Cl + 6 H2O
KMnO4 + H2SO4 + SnCl2 = MnSO4 + K2SO4 + SnCl4 + H2O + SnSO4 =>
2 KMnO4 + 8 H2SO4 + 10 SnCl2 = 2 MnSO4 + K2SO4 + 5 SnCl4 + 8 H2O + 5 SnSO4
*4Fe + O2 = *2Fe2O3 =>
*4Fe + 3 O2 = *2Fe2O3
PbSO4 + CH3COONa = Pb(CH3COO)4Na2 + Na2SO4 =>
PbSO4 + 4 CH3COONa = Pb(CH3COO)4Na2 + Na2SO4
CuO + MgSO4 = CuSO4 + MgO =>
CuO + MgSO4 = CuSO4 + MgO
F + O2 = F2O7 =>
4 F + 7 O2 = 2 F2O7
(CH3COO)2Pb + K2SO4 = PbSO4 + KC2H3O2 =>
(CH3COO)2Pb + K2SO4 = PbSO4 + 2 KC2H3O2
Ba(ClO3)2(s) = BaCl2(s) + O2(s) =>
Ba(ClO3)2(s) = BaCl2(s) + 3 O2(s)
CO2 + HNO3 = C + NO3 + H2O =>
CO2 + 4 HNO3 = C + 4 NO3 + 2 H2O
PbSO4 + CH3COONa = Pb(CH3COO)4Na2 + Na2SO4 =>
PbSO4 + 4 CH3COONa = Pb(CH3COO)4Na2 + Na2SO4
Ag + Au(NO2)3 = Au + AgNO2 =>
3 Ag + Au(NO2)3 = Au + 3 AgNO2
Mg + Ag(No3)2 = Ag + MgNo2 =>
3 Mg + Ag(No3)2 = Ag + 3 MgNo2
Cu{2+} + NH3 + SO4{2-} = Cu(NH3)4SO4 =>
Cu{2+} + 4 NH3 + SO4{2-} = Cu(NH3)4SO4
MnO4{-}(aq) + S2O32{-}(aq) + H2O = MnO2(s) + SO42{-}(aq) + OH{-}(aq) =>
103 MnO4{-}(aq) + 3 S2O32{-}(aq) + 50 H2O = 103 MnO2(s) + 6 SO42{-}(aq) + 100 OH{-}(aq)
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