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2 H3N + 3 Fe = Fe3N2 + 3 H2
KMnO4 + CH2 + H2O = CH2(OH)CH2OH + KOH + MnO2 =>
2 KMnO4 + 6 CH2 + 4 H2O = 3 CH2(OH)CH2OH + 2 KOH + 2 MnO2
HNO3 + NaO = NaNO3 + HO =>
HNO3 + NaO = NaNO3 + HO
Zn + KNO3 = ZnO + K2O + N2 =>
5 Zn + 2 KNO3 = 5 ZnO + K2O + N2
Ba + P = Ba3P2 =>
3 Ba + 2 P = Ba3P2
Cl2O3 = Cl2 + O3 =>
Cl2O3 = Cl2 + O3
Al2(SO4)3 + K2SO4 + H2O = KAl(SO4)2*12H2O =>
Al2(SO4)3 + K2SO4 + 24 H2O = 2 KAl(SO4)2*12H2O
Na3(PO4) + CuSO4 = Na3(SO4) + Cu(PO4) =>
Na3(PO4) + CuSO4 = Na3(SO4) + Cu(PO4)
Fe(CrO2)2 + KNO3 + KOH = Fe2O3 + K2CrO4 + KNO2 + H2O =>
2 Fe(CrO2)2 + 7 KNO3 + 8 KOH = Fe2O3 + 4 K2CrO4 + 7 KNO2 + 4 H2O
C4H6BaO4 + H2SO4 = BaSO4 + C2H4O2 =>
C4H6BaO4 + H2SO4 = BaSO4 + 2 C2H4O2
CO + KMnO4 + HCl = CO2 + MnCl2 + KCl + H2O =>
5 CO + 2 KMnO4 + 6 HCl = 5 CO2 + 2 MnCl2 + 2 KCl + 3 H2O
NaHCO3 + SO2 = Na2SO4 + CO2 + H2 =>
2 NaHCO3 + SO2 = Na2SO4 + 2 CO2 + H2
BaO2 + H2SO4 = BaSO4 + H2O2 =>
BaO2 + H2SO4 = BaSO4 + H2O2
Zn + Mg(NO3)2 = Zn(NO3)2 + Mg =>
Zn + Mg(NO3)2 = Zn(NO3)2 + Mg
ZnCl2 + NaNO3 = Zn(NO3)2 + NaCl =>
ZnCl2 + 2 NaNO3 = Zn(NO3)2 + 2 NaCl
NaOH + HBF4 = NaBF4 + H2O =>
NaOH + HBF4 = NaBF4 + H2O
H2SO4 + Co(OH)2 = Co(SO4) + H2O =>
H2SO4 + Co(OH)2 = Co(SO4) + 2 H2O
NH3 + Na2S = NaH + N2S3 =>
2 NH3 + 3 Na2S = 6 NaH + N2S3
HCOOH + K = HCOOK + H =>
HCOOH + K = HCOOK + H
Zn(s) + AgNO3 = Zn(NO3)2 + Ag =>
Zn(s) + 2 AgNO3 = Zn(NO3)2 + 2 Ag
NH3 + OCl{-} = Cl2 + N2 + OH{-} =>
2 NH3 + 6 OCl{-} = 3 Cl2 + N2 + 6 OH{-}
Ba + P4 = BaP4 =>
Ba + P4 = BaP4
CH3CH2COOH + C2H5OH = CH3COOC2H5 + H2O =>
2 CH3CH2COOH + C2H5OH = 2 CH3COOC2H5 + H2O
C6H14N2O2 + O2 = CO2 + H2O + NO3 =>
2 C6H14N2O2 + 23 O2 = 12 CO2 + 14 H2O + 4 NO3
Mn(s) + CuCl(aq) = Cu(s) + MnCl2(s) =>
Mn(s) + 2 CuCl(aq) = 2 Cu(s) + MnCl2(s)
Fe3P + HNO3 = Fe(NO3)3 + H3PO4 + NO2 + H2O =>
Fe3P + 23 HNO3 = 3 Fe(NO3)3 + H3PO4 + 14 NO2 + 10 H2O
SiCl4 + NaOH = SiO2 + NaCl + H2O =>
SiCl4 + 4 NaOH = SiO2 + 4 NaCl + 2 H2O
MnO(OH)2 + KI + H2SO4 = MnSO4 + I2 + H2O + K2SO4 =>
MnO(OH)2 + 2 KI + 2 H2SO4 = MnSO4 + I2 + 3 H2O + K2SO4
MnO4 + Fe + H = Mn + FeH2O =>
MnO4 + 4 Fe + 8 H = Mn + 4 FeH2O
Mn(NO3)2 + H2O = Mn + O2 + HNO3 =>
2 Mn(NO3)2 + 2 H2O = 2 Mn + O2 + 4 HNO3
Al2O3 + Ca(OH)2 + H2O = Ca[Al(OH)4]2 =>
Al2O3 + Ca(OH)2 + 3 H2O = Ca[Al(OH)4]2
Zn + HCl + CH3COONa = ZnCl2 + CH3COOH + Na =>
Zn + 2 HCl + 2 CH3COONa = ZnCl2 + 2 CH3COOH + 2 Na
Li2O + SO2 = Li2SO3 =>
Li2O + SO2 = Li2SO3
H2SIO3 + KOH = K2SIO3 + H2O =>
H2SIO3 + 2 KOH = K2SIO3 + 2 H2O
Sn(s) + HF(aq) = SnF2(s) + H2(g) =>
Sn(s) + 2 HF(aq) = SnF2(s) + H2(g)
ZnBr2 + Sn(CO3)2 = Zn(CO3) + SnBr4 =>
2 ZnBr2 + Sn(CO3)2 = 2 Zn(CO3) + SnBr4
KF(aq) + Ca(NO3)2(aq) = CaF2(s) + KNO3(aq) =>
2 KF(aq) + Ca(NO3)2(aq) = CaF2(s) + 2 KNO3(aq)
Cr(OH)2 + H2SO4 = Cr2(SO4)3 + SO2 + H2O =>
2 Cr(OH)2 + 4 H2SO4 = Cr2(SO4)3 + SO2 + 6 H2O
NH3 + Ba(NO3)2 = Ba(NH3)4 + NO3 =>
4 NH3 + Ba(NO3)2 = Ba(NH3)4 + 2 NO3
CH3COOH + Zn(s) = (CH3COO)2Zn + H2 =>
2 CH3COOH + Zn(s) = (CH3COO)2Zn + H2
VOSO4 + C5H8O2 + Na2CO3 = VO(C5H7O2)2 + Na2SO4 + H2O + CO2 =>
VOSO4 + 2 C5H8O2 + Na2CO3 = VO(C5H7O2)2 + Na2SO4 + H2O + CO2
ZnCl2 + KOH = Zn(OH)2 + KCl =>
ZnCl2 + 2 KOH = Zn(OH)2 + 2 KCl
CH3COOH + C2H6 = CH3COOCH2CH3 + H2O =>
4 CH3COOH + 2 C2H6 = 3 CH3COOCH2CH3 + 2 H2O
C20H14O4 + KOH = C20H16O5 + K2O =>
C20H14O4 + 2 KOH = C20H16O5 + K2O
HNO3 + H2 = NH3 + H2O =>
HNO3 + 4 H2 = NH3 + 3 H2O
CO2 + H2O = C6H12O6 + O2 =>
6 CO2 + 6 H2O = C6H12O6 + 6 O2
Ba(CN)2 + H2O = BaO + HCN =>
Ba(CN)2 + H2O = BaO + 2 HCN
Cr(s) + Fe(NO3)2 = Fe(s) + Cr(NO3)3 =>
2 Cr(s) + 3 Fe(NO3)2 = 3 Fe(s) + 2 Cr(NO3)3
Cr2O72{-} + CH3OH + H{+} = HCO2H + Cr{3+} + H2O(l) =>
4 Cr2O72{-} + 137 CH3OH + 28 H{+} = 137 HCO2H + 8 Cr{3+} + 151 H2O(l)
NiCO3 + Fe = FeCO3 + Ni =>
NiCO3 + Fe = FeCO3 + Ni
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