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2 CuSO4 + 2 Na2S2O3 = Cu2S + 2 Na2SO4 + 3 SO2
Fe(s) + H2SO4(aq) = Fe2(SO4)3(aq) + H2(g) =>
2 Fe(s) + 3 H2SO4(aq) = Fe2(SO4)3(aq) + 3 H2(g)
FeCl2 + Ag = AgCl + Fe2 =>
2 FeCl2 + 4 Ag = 4 AgCl + Fe2
NaCN + NaOCl + H2O = CNCl + NaOH =>
NaCN + NaOCl + H2O = CNCl + 2 NaOH
CaCl2 + Ba = BaCl2 + Ca =>
CaCl2 + Ba = BaCl2 + Ca
Br + H2O = HBr + HBrO =>
2 Br + H2O = HBr + HBrO
FeCl2(aq) + NaOH(aq) = Fe(OH)2 + NaCl =>
FeCl2(aq) + 2 NaOH(aq) = Fe(OH)2 + 2 NaCl
C2H3COOH + Br2 = C2H3COOBr + HBr =>
C2H3COOH + Br2 = C2H3COOBr + HBr
Al(OH)3(s) + H2SO4(l) = Al2(SO4)3(aq) + H2O(l) =>
2 Al(OH)3(s) + 3 H2SO4(l) = Al2(SO4)3(aq) + 6 H2O(l)
H2SO4 + Li2CO3 = Li2SO4 + H2O + CO2 =>
H2SO4 + Li2CO3 = Li2SO4 + H2O + CO2
Sr(OH)2 + HClO2 = Sr(ClO2)2 + H2O =>
Sr(OH)2 + 2 HClO2 = Sr(ClO2)2 + 2 H2O
NH4Fe(SO4)2 + KCNS = Fe(CNS)3 + K2SO4 + (NH4)2SO4 =>
2 NH4Fe(SO4)2 + 6 KCNS = 2 Fe(CNS)3 + 3 K2SO4 + (NH4)2SO4
PbNO3 = PbO + N2O + O2 =>
4 PbNO3 = 4 PbO + 2 N2O + 3 O2
BaSO3 = BaS + O3 =>
BaSO3 = BaS + O3
SrOH2 + Cu(NO3)2 = CuOH2 + Sr(NO3)2 =>
SrOH2 + Cu(NO3)2 = CuOH2 + Sr(NO3)2
FeC2O4*2H2O(s) + O2(g) = FeO(s) + H2O(g) + CO2(g) =>
2 FeC2O4*2H2O(s) + O2(g) = 2 FeO(s) + 4 H2O(g) + 4 CO2(g)
CaCl2 + Li2S = LiCl + CaS =>
CaCl2 + Li2S = 2 LiCl + CaS
Ca + NO2 = CaNO2 =>
Ca + NO2 = CaNO2
H8C6O6 + NaOH = H2O + NaH7C6O6 =>
H8C6O6 + NaOH = H2O + NaH7C6O6
KI(aq) + Br2(g) = KBr(aq) + I2(g) =>
2 KI(aq) + Br2(g) = 2 KBr(aq) + I2(g)
Al + Na2CO3 = Al2(CO3)3 + Na =>
2 Al + 3 Na2CO3 = Al2(CO3)3 + 6 Na
CaCO3 + HCOOH = H2O + CaCOOH + CO2 =>
2 CaCO3 + 3 HCOOH = 2 H2O + 2 CaCOOH + 3 CO2
Co(OH)2 = Co + OH =>
Co(OH)2 = Co + 2 OH
Nb6Cl14*7H2O + AgNO3 = AgCl + NbCl2 + Nb(NO3)3 + H2O =>
Nb6Cl14*7H2O + 6 AgNO3 = 6 AgCl + 4 NbCl2 + 2 Nb(NO3)3 + 7 H2O
F2(g) + H2O(l) = HF(aq) + O3(g) =>
3 F2(g) + 3 H2O(l) = 6 HF(aq) + O3(g)
H3AlO3 = Al2O3 + H2O =>
2 H3AlO3 = Al2O3 + 3 H2O
C3H7NO2 + O2 = CO2 + H2O + NO2 =>
4 C3H7NO2 + 19 O2 = 12 CO2 + 14 H2O + 4 NO2
C7H8 + KMnO4 + KOH = C6H5COOK + K2MnO4 + H2O =>
C7H8 + 6 KMnO4 + 7 KOH = C6H5COOK + 6 K2MnO4 + 5 H2O
LiOH(aq) + Ba(NO3)2(aq) = Li(NO3)2(aq) + BaOH(s) =>
LiOH(aq) + Ba(NO3)2(aq) = Li(NO3)2(aq) + BaOH(s)
NaH2PO2 = Na4P2O7 + PH3 + NaPO3 + H2 =>
5 NaH2PO2 = Na4P2O7 + 2 PH3 + NaPO3 + 2 H2
C2H6O + Na2Cr2O7 + H2SO4 = C2H4O + Cr2(SO4)3 + H2O + Na2SO4 =>
3 C2H6O + Na2Cr2O7 + 4 H2SO4 = 3 C2H4O + Cr2(SO4)3 + 7 H2O + Na2SO4
CaCO3 + Mg3Si4O10(OH)2 = Ca2Mg5Si8O22(OH)2 + CaMg(CO3)2 + H2O + CO2 =>
3 CaCO3 + 2 Mg3Si4O10(OH)2 = Ca2Mg5Si8O22(OH)2 + CaMg(CO3)2 + H2O + CO2
AgO + HCl = AgCl + OH =>
AgO + HCl = AgCl + OH
AgI + Na2S2O3 = Na3Ag(S2O3)2 + NaI =>
AgI + 2 Na2S2O3 = Na3Ag(S2O3)2 + NaI
Cu{2+} + S2O3{2-} = CuO3 + S2 =>
Cu{2+} + S2O3{2-} = CuO3 + S2
NH4OH + H2O = NH4OH2 + OH =>
NH4OH + H2O = NH4OH2 + OH
HCl + NaHO = NaCl + H2O =>
HCl + NaHO = NaCl + H2O
AgNO{3} + K{2}CrO{4} = Ag{2}CrO{4} + KNO{3} =>
AgNO{3} + K{2}CrO{4} = Ag{2}CrO{4} + KNO{3}
K3P = K3 + P =>
K3P = K3 + P
CaO + Al = Al2O3 + Ca =>
3 CaO + 2 Al = Al2O3 + 3 Ca
CO + HO = C6H12O6 + O2 =>
6 CO + 12 HO = C6H12O6 + 6 O2
C2H5OH + C2H4O2 = CH3COOCH2CH3 + H2O =>
C2H5OH + C2H4O2 = CH3COOCH2CH3 + H2O
Co2(SO4)3 = Co2O3 + SO2 + O2 =>
2 Co2(SO4)3 = 2 Co2O3 + 6 SO2 + 3 O2
Zn + NH4OH = Zn(OH)2 + NH4 =>
Zn + 2 NH4OH = Zn(OH)2 + 2 NH4
C6H6 + C2H4 = C8H10 =>
C6H6 + C2H4 = C8H10
HOCl + H2O = H3O + ClO =>
HOCl + H2O = H3O + ClO
Cu + NaClO = CuCl + NaO =>
Cu + NaClO = CuCl + NaO
Cl2 + Na(OH)2 = NaClO + H2O =>
Cl2 + 2 Na(OH)2 = 2 NaClO + 2 H2O
CO3 + HNO3 = CO2 + HNO4 =>
CO3 + HNO3 = CO2 + HNO4
H2SO4 + CO3{2-} = HCO3{-} + SO4{2-} =>
H2SO4 + 2 CO3{2-} = 2 HCO3{-} + SO4{2-}
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