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Fe2O3 + 3 C = 3 CO + 2 Fe
Mn + HNO3 = Mn(NO3)2 + NO + H2O =>
3 Mn + 8 HNO3 = 3 Mn(NO3)2 + 2 NO + 4 H2O
H2 + K3PO = H3PO + K =>
3 H2 + 2 K3PO = 2 H3PO + 6 K
I2 + KOH = KIO3 + KI + H2O =>
3 I2 + 6 KOH = KIO3 + 5 KI + 3 H2O
Al + SO4 = Al2(SO4)3 =>
2 Al + 3 SO4 = Al2(SO4)3
NaHPO4 + H2O = H3O + NaPO4 =>
NaHPO4 + H2O = H3O + NaPO4
Mn + HNO3 = Mn(NO3)2 + NO2 + H2O =>
Mn + 4 HNO3 = Mn(NO3)2 + 2 NO2 + 2 H2O
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
H2O + I2 = H + IO3 =>
6 H2O + I2 = 12 H + 2 IO3
K2 + H3PO = K3PO + H2 =>
3 K2 + 2 H3PO = 2 K3PO + 3 H2
HCOOH(aq) + H2O(aq) = H3O{+}(aq) + HCOO{-}(aq) =>
HCOOH(aq) + H2O(aq) = H3O{+}(aq) + HCOO{-}(aq)
PbS + HNO3 = PbSO4 + NO2 + H2O =>
PbS + 8 HNO3 = PbSO4 + 8 NO2 + 4 H2O
C2H2 + H2O = C2H4O =>
C2H2 + H2O = C2H4O
B + O2 = B2O3 =>
4 B + 3 O2 = 2 B2O3
Cu + H2SO4 = CuSO4 + H2 =>
Cu + H2SO4 = CuSO4 + H2
Na3[AlF6] + KOH = KAlO2 + NaF + KF + H2O =>
Na3[AlF6] + 4 KOH = KAlO2 + 3 NaF + 3 KF + 2 H2O
NaCl + AgNO3 = NaNO3 + AgCl =>
NaCl + AgNO3 = NaNO3 + AgCl
Na3VO4 + H2 + H2SO4 = (VO)2SO4 + Na2SO4 + H2O =>
2 Na3VO4 + 2 H2 + 4 H2SO4 = (VO)2SO4 + 3 Na2SO4 + 6 H2O
Na3PO4 + CuSO4 = (Na3)2(SO4)3 + Cu3(PO4)2 =>
2 Na3PO4 + 3 CuSO4 = (Na3)2(SO4)3 + Cu3(PO4)2
KClO3 = KCl + O2 =>
2 KClO3 = 2 KCl + 3 O2
Mn(OH)4 = MnO2 + H2O =>
Mn(OH)4 = MnO2 + 2 H2O
Na3[Cr(OH)6] + Na2O2 = Na2CrO4 + NaOH + H2O =>
2 Na3[Cr(OH)6] + 3 Na2O2 = 2 Na2CrO4 + 8 NaOH + 2 H2O
Fe + H2S = Fe2S3 + H2 =>
2 Fe + 3 H2S = Fe2S3 + 3 H2
HCl + Na2CO3 = NaCl + H2O + CO2 =>
2 HCl + Na2CO3 = 2 NaCl + H2O + CO2
NH3 + H2SO4 = (NH4)2SO4 =>
2 NH3 + H2SO4 = (NH4)2SO4
OH + H = H2O =>
OH + H = H2O
MgNH4PO4 = Mg2P2O7 + NH3 + H2O =>
2 MgNH4PO4 = Mg2P2O7 + 2 NH3 + H2O
OH + H2 = H2O =>
2 OH + H2 = 2 H2O
NaCl + CuSO4 = Na2SO4 + CuCl2 =>
2 NaCl + CuSO4 = Na2SO4 + CuCl2
KMnO4 + Na2S2O3 + KOH = K2MnO4 + K2SO4 + Na2SO4 + H2O =>
8 KMnO4 + Na2S2O3 + 10 KOH = 8 K2MnO4 + K2SO4 + Na2SO4 + 5 H2O
NdF3 + Ca = Nd + CaF2 =>
2 NdF3 + 3 Ca = 2 Nd + 3 CaF2
H2SO4 + KMUO4 + H2S = K2SO4 + MUSO4 + H2O =>
7 H2SO4 + 8 KMUO4 + 5 H2S = 4 K2SO4 + 8 MUSO4 + 12 H2O
NaH4Cl + H2O = H3O + NaCl =>
NaH4Cl + 4 H2O = 4 H3O + NaCl
HF + NaOH = NaF + H2O =>
HF + NaOH = NaF + H2O
Ca + O2 = CaO =>
2 Ca + O2 = 2 CaO
NO2 + O2 + H2O = HNO3 =>
4 NO2 + O2 + 2 H2O = 4 HNO3
Zn + CuSO4 = ZnSO4 + Cu =>
Zn + CuSO4 = ZnSO4 + Cu
HNO3 + ZN = ZN(NO3)2 + H2O + N2O =>
10 HNO3 + 4 ZN = 4 ZN(NO3)2 + 5 H2O + N2O
Cr(ClO3)6 = CrCl6 + O2 =>
Cr(ClO3)6 = CrCl6 + 9 O2
Al + CuSO4 = Al2(SO4)3 + Cu =>
2 Al + 3 CuSO4 = Al2(SO4)3 + 3 Cu
Fe + O2 = Fe2O3 =>
4 Fe + 3 O2 = 2 Fe2O3
PCl3 + H2O = HCl + H3PO3 =>
PCl3 + 3 H2O = 3 HCl + H3PO3
Fe + NaOH = Fe(NaOH)3 =>
Fe + 3 NaOH = Fe(NaOH)3
H2So4 + Al(OH)3 = Al2(So4)3 + H2O =>
3 H2So4 + 2 Al(OH)3 = Al2(So4)3 + 6 H2O
Zn + Ag(NO3) = Zn(NO3)2 + Ag =>
Zn + 2 Ag(NO3) = Zn(NO3)2 + 2 Ag
Cl2 + MgBr2 = MgCl2 + Br2 =>
Cl2 + MgBr2 = MgCl2 + Br2
H + MnO2 = Mn + H2O =>
4 H + MnO2 = Mn + 2 H2O
NaNO3 = NaNO2 + O2 =>
2 NaNO3 = 2 NaNO2 + O2
NH4Cl + H2O = H3O + NCl =>
NH4Cl + 4 H2O = 4 H3O + NCl
NO2 + P2O3 + KOH = NO + K2HPO4 + H2O =>
2 NO2 + P2O3 + 4 KOH = 2 NO + 2 K2HPO4 + H2O
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