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Fe2O3 + 3 CO = 2 Fe + 3 CO2
(NaPO3)6 + Al + SiO2 = Al2O3 + NaSiO2 + P =>
(NaPO3)6 + 12 Al + 6 SiO2 = 6 Al2O3 + 6 NaSiO2 + 6 P
HCu + Bi(SO4)3 = H3Bi + Cu(SO4) =>
3 HCu + Bi(SO4)3 = H3Bi + 3 Cu(SO4)
H2O2 + Cu + CH3COOH = Cu(CH3COO)2 + H2O =>
H2O2 + Cu + 2 CH3COOH = Cu(CH3COO)2 + 2 H2O
KNO3 + PbCO3 = K2CO3 + Pb(NO3)2 =>
2 KNO3 + PbCO3 = K2CO3 + Pb(NO3)2
Cu2SO4 + NaS = Cu2S + NaSO4 =>
Cu2SO4 + NaS = Cu2S + NaSO4
FeS + HF = FeF2 + H2S =>
FeS + 2 HF = FeF2 + H2S
KOH(aq) + Ba(Cl)2(aq) = KCl(aq) + Ba(OH)2(aq) =>
2 KOH(aq) + Ba(Cl)2(aq) = 2 KCl(aq) + Ba(OH)2(aq)
HClO4(aq) + Li2CO3(aq) = H2CO3(aq) + Cl + LiO4 =>
2 HClO4(aq) + Li2CO3(aq) = H2CO3(aq) + 2 Cl + 2 LiO4
BaO + TeO3 = Ba(TeO4) =>
BaO + TeO3 = Ba(TeO4)
Cr2S3 + HCl = CrCl3 + H2S =>
Cr2S3 + 6 HCl = 2 CrCl3 + 3 H2S
BrO3 + C2H6O = CO2 + Br + H2O =>
2 BrO3 + C2H6O = 2 CO2 + 2 Br + 3 H2O
NH4NO3 + C6H5NO2 = N2 + CO + H2O =>
13 NH4NO3 + 2 C6H5NO2 = 14 N2 + 12 CO + 31 H2O
NaOH + HCl + CaCO3 = Na2CO3 + H2O + CaCl2 =>
2 NaOH + 2 HCl + CaCO3 = Na2CO3 + 2 H2O + CaCl2
C6H8O7 + Ni2 = Ni(O) + C6H8O5 =>
C6H8O7 + Ni2 = 2 Ni(O) + C6H8O5
C9H8O4(s) + O2(g) = CO2(g) + H2O(l) =>
C9H8O4(s) + 9 O2(g) = 9 CO2(g) + 4 H2O(l)
Mg(OH)2 + H2SO2 = Mg2(SO2)2 + H2O =>
2 Mg(OH)2 + 2 H2SO2 = Mg2(SO2)2 + 4 H2O
KMnO4 + HBr = H2O + Br2 + MnBr2 + KBr =>
2 KMnO4 + 16 HBr = 8 H2O + 5 Br2 + 2 MnBr2 + 2 KBr
H2SO4(l) + NaOH(ac) = Na2SO4(ac) + H2O(l) =>
H2SO4(l) + 2 NaOH(ac) = Na2SO4(ac) + 2 H2O(l)
H3PO4(aq) + OH(aq) = PO4 + H2O(l) =>
H3PO4(aq) + 3 OH(aq) = PO4 + 3 H2O(l)
Co(OH)2 + NH4Cl + NH3*H2O = [Co(NH3)4]Cl2 + H2O =>
Co(OH)2 + 2 NH4Cl + 2 NH3*H2O = [Co(NH3)4]Cl2 + 4 H2O
SO2 + O2 = SO3 =>
2 SO2 + O2 = 2 SO3
SiO3{-2} + H{+} = H2SiO3 =>
SiO3{-2} + 2 H{+} = H2SiO3
CaCO3 + H2C2O4 = CaC2O4 + H2O + CO2 =>
CaCO3 + H2C2O4 = CaC2O4 + H2O + CO2
Al + H2SO4 = Al2(SO4)3 + H2 =>
2 Al + 3 H2SO4 = Al2(SO4)3 + 3 H2
HNO3(aq) + K2SO3(aq) = KNO3(aq) + H2SO3(aq) =>
2 HNO3(aq) + K2SO3(aq) = 2 KNO3(aq) + H2SO3(aq)
MnCl2 + HNO3 = Mn(NO3)2 + HCl =>
MnCl2 + 2 HNO3 = Mn(NO3)2 + 2 HCl
AgNO3 + CuO = Ag + CuONO3 =>
AgNO3 + CuO = Ag + CuONO3
Ag2CrO4 = Ag + CrO4 =>
Ag2CrO4 = 2 Ag + CrO4
NaCl + Sn(NO3)4 = SnCl4 + NaNO3 =>
4 NaCl + Sn(NO3)4 = SnCl4 + 4 NaNO3
KNO3 + HCl = HNO3 + KCl =>
KNO3 + HCl = HNO3 + KCl
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
NO2 = N + O2 =>
NO2 = N + O2
KCr(SO4)2 + H2O + Na2S = K2SO4 + Na2SO4 + H2S + Cr(OH)3 =>
2 KCr(SO4)2 + 6 H2O + 3 Na2S = K2SO4 + 3 Na2SO4 + 3 H2S + 2 Cr(OH)3
ZnS + HNO3 = H2SO4 + NO2 + Zn(NO3)2 + H2O =>
ZnS + 10 HNO3 = H2SO4 + 8 NO2 + Zn(NO3)2 + 4 H2O
Si4H10(l) + O2(g) = SiO2(z) + H2O(l) =>
2 Si4H10(l) + 13 O2(g) = 8 SiO2(z) + 10 H2O(l)
Ag2CrO4 = Ag + CrO4 =>
Ag2CrO4 = 2 Ag + CrO4
(NH4)2 + HCl = NH4Cl + H2 =>
(NH4)2 + 2 HCl = 2 NH4Cl + H2
Ga(OH)3 + HNO3 = Ga(NO3)3 + H2O =>
Ga(OH)3 + 3 HNO3 = Ga(NO3)3 + 3 H2O
Ca + (OH)2 + NH4Cl = NH4OH + CaCl2 =>
Ca + (OH)2 + 2 NH4Cl = 2 NH4OH + CaCl2
SO2 + H2O = H3O + HSO3 =>
SO2 + 2 H2O = H3O + HSO3
NaNO3 + Na2SO3 = NaNO2 + Na2SO4 =>
NaNO3 + Na2SO3 = NaNO2 + Na2SO4
Li3PO4 + NaBr = Na3PO4 + LiBr =>
Li3PO4 + 3 NaBr = Na3PO4 + 3 LiBr
KOH(aq) + NiSO4(aq) = K2SO4(s) + Ni(OH)2(aq) =>
2 KOH(aq) + NiSO4(aq) = K2SO4(s) + Ni(OH)2(aq)
HCOOH + Ba(OH)2 = COOBa + H2O =>
HCOOH + Ba(OH)2 = COOBa + 2 H2O
Mg(s) + H2(PO4)(aq) = Mg3(PO4)2(s) + H2(g) =>
3 Mg(s) + 2 H2(PO4)(aq) = Mg3(PO4)2(s) + 2 H2(g)
C2H2 + O2 = CO2 + H2O =>
2 C2H2 + 5 O2 = 4 CO2 + 2 H2O
Fe(s) + O2(g) + H2O(g) = Fe(OH)2(aq) =>
2 Fe(s) + O2(g) + 2 H2O(g) = 2 Fe(OH)2(aq)
NaOH + C = CNaOH =>
NaOH + C = CNaOH
CU(s) + HNO3 = CU(NO3)3(aq) + H2O + NO2 =>
CU(s) + 6 HNO3 = CU(NO3)3(aq) + 3 H2O + 3 NO2
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