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3 K2SO3 + 2 K2Cr3O7 + 11 H2SO4 = 5 K2SO4 + 3 Cr2(SO4)3 + 11 H2O
H3PO4 + Mg(OH)2 = Mg3(PO4)2 + H2O =>
2 H3PO4 + 3 Mg(OH)2 = Mg3(PO4)2 + 6 H2O
HCl + CaO = CaCl2 + H2O =>
2 HCl + CaO = CaCl2 + H2O
Zn{2+} + SO3{2-} = ZnSO3 =>
Zn{2+} + SO3{2-} = ZnSO3
PbS + PbO = Pb + SO2 =>
PbS + 2 PbO = 3 Pb + SO2
Cu(s) + ZnSO4() = Zn(s) + Cu2SO4 =>
2 Cu(s) + ZnSO4() = Zn(s) + Cu2SO4
H2SO4 + HJ = J2 + H2S + H2O =>
H2SO4 + 8 HJ = 4 J2 + H2S + 4 H2O
NH4NO2(s) = N2(g) + H2O(l)NH4NO2(s) = N2(g) + H2O(l) =>
3 NH4NO2(s) = N2(g) + 2 H2O(l)NH4NO2(s)
H2SO4 + AlO = SO4Al + H2O =>
H2SO4 + AlO = SO4Al + H2O
NHO2 + H2O = H3O + NO2 =>
NHO2 + H2O = H3O + NO2
FeCl2 + Na2CO3 = FeCO3 + NaCl =>
FeCl2 + Na2CO3 = FeCO3 + 2 NaCl
CH3COCNOHNO2 + HClO = CCl3NO2 + CH3COOOH + HNO3 + HCl =>
6 CH3COCNOHNO2 + 29 HClO = 4 CCl3NO2 + 7 CH3COOOH + 8 HNO3 + 17 HCl
CCl4 + Al = AlCl3 + C6Cl6 =>
6 CCl4 + 6 Al = 6 AlCl3 + C6Cl6
Au + H2O2 + HCl = HAuCl4 + H2O =>
2 Au + 3 H2O2 + 8 HCl = 2 HAuCl4 + 6 H2O
Cr(NO3)2 + NaBiO3 + HNO3 = H2Cr2O7 + Bi(NO3)3 + NaNO3 + H2O =>
2 Cr(NO3)2 + 4 NaBiO3 + 12 HNO3 = H2Cr2O7 + 4 Bi(NO3)3 + 4 NaNO3 + 5 H2O
Fe{2} + O2 + H2O = H{+} + Fe(OH)3 =>
4 Fe{2} + O2 + 10 H2O = 8 H{+} + 4 Fe(OH)3
Fe(NO3)2 + H2O = FeOHNO3 + HNO3 =>
Fe(NO3)2 + H2O = FeOHNO3 + HNO3
NH4NO3 + H2 = NH3 + H2O =>
NH4NO3 + 4 H2 = 2 NH3 + 3 H2O
Na2S2O3 + AgNO3 = Ag2S + NaNO3 + SO3 =>
Na2S2O3 + 2 AgNO3 = Ag2S + 2 NaNO3 + SO3
Pb(NO3)2 + NaHCO3 = Na(NO3)2 + PbHCO3 =>
Pb(NO3)2 + NaHCO3 = Na(NO3)2 + PbHCO3
(NH4)2SO4 + Ca(OH)2 = CaSO4 + NH3H2O =>
(NH4)2SO4 + Ca(OH)2 = CaSO4 + 2 NH3H2O
CuFeS2(s) + O2(g) + SiO2 = Cu(s) + FeSiO3(s) + SO2(g) =>
2 CuFeS2(s) + 5 O2(g) + 2 SiO2 = 2 Cu(s) + 2 FeSiO3(s) + 4 SO2(g)
P2O5 + Ba(OH)2 = P(OH)5 + BaO =>
P2O5 + 5 Ba(OH)2 = 2 P(OH)5 + 5 BaO
S2 + Pb = S2Pb =>
S2 + Pb = S2Pb
Cu(SO4) + Fe = Fe(SO4) + Cu2 =>
2 Cu(SO4) + 2 Fe = 2 Fe(SO4) + Cu2
FeCl2 + Cl2 = FeCl3 =>
2 FeCl2 + Cl2 = 2 FeCl3
C2H2 + O2 = CO2 + H2O =>
2 C2H2 + 5 O2 = 4 CO2 + 2 H2O
(C4H10)(l) + O2(g) = CO2(g) + H2O(l) =>
2(C4H10)(l) + 13 O2(g) = 8 CO2(g) + 10 H2O(l)
CH3CH4CH4OH + O2 = CO2 + H2O =>
2 CH3CH4CH4OH + 11 O2 = 6 CO2 + 12 H2O
HNO3 + CuSO4 = Cu(NO3)2 + H2SO4 =>
2 HNO3 + CuSO4 = Cu(NO3)2 + H2SO4
N2O + H2O = HNO3 + H2 =>
N2O + 5 H2O = 2 HNO3 + 4 H2
Pb(No3)2 + K2S = PbS + KNo3 =>
Pb(No3)2 + K2S = PbS + 2 KNo3
CH3CH2CH2OH + HI = CH3CH2CH2I + H2O =>
CH3CH2CH2OH + HI = CH3CH2CH2I + H2O
S8 + BaO2 = BaS2 + O2 =>
S8 + 4 BaO2 = 4 BaS2 + 4 O2
Na2S2O5 + H2O + NaOCl = HCl + Na2SO4 =>
Na2S2O5 + H2O + 2 NaOCl = 2 HCl + 2 Na2SO4
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
Al2O3 = Al + O2 =>
2 Al2O3 = 4 Al + 3 O2
C2H4O2 + O2 = CO2 + H2O =>
C2H4O2 + 2 O2 = 2 CO2 + 2 H2O
NiCO3 + HBr = NiBr2 + H2O + CO2 =>
NiCO3 + 2 HBr = NiBr2 + H2O + CO2
Pb(NO3)2 + NaHCO3 = Na(NO3)2 + PbHCO3 =>
Pb(NO3)2 + NaHCO3 = Na(NO3)2 + PbHCO3
Na2OH + Zn(NO3)2 = NaNO3 + ZnOH =>
Na2OH + Zn(NO3)2 = 2 NaNO3 + ZnOH
Na + ICl = NaCl + I =>
Na + ICl = NaCl + I
FeCl3 + Na2S = FeS + S + NaCl =>
2 FeCl3 + 3 Na2S = 2 FeS + S + 6 NaCl
C4H10 + O2 = CO2 + H2O =>
2 C4H10 + 13 O2 = 8 CO2 + 10 H2O
Na2O + F = NaF + O =>
Na2O + 2 F = 2 NaF + O
Pb(NO3)2 + KI = PbI2 + KNO3 =>
Pb(NO3)2 + 2 KI = PbI2 + 2 KNO3
Mg + HClO4 = MgO4 + HCl =>
Mg + HClO4 = MgO4 + HCl
BaO + H2SO4 = Ba2(SO4)2 + H2O =>
2 BaO + 2 H2SO4 = Ba2(SO4)2 + 2 H2O
H2CrO4 + Ca(OH)2 = CaCr + H2O3 =>
H2CrO4 + Ca(OH)2 = CaCr + 2 H2O3
Na2C2O3 + H2O = H2C2O3 + NaOH =>
Na2C2O3 + 2 H2O = H2C2O3 + 2 NaOH
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