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2 F2 + 2 H2O = 4 HF + O2
NH3 + Cl2 = N2 + HCl =>
2 NH3 + 3 Cl2 = N2 + 6 HCl
Al + Fe2(Cr2O7)2 = Fe + Al(Cr2O7)2 =>
Al + Fe2(Cr2O7)2 = 2 Fe + Al(Cr2O7)2
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
H2O + C = H2 + CO =>
H2O + C = H2 + CO
KClO3 + CrCl3 + H2O + KCl = HCl + K2CrO4 =>
KClO3 + 2 CrCl3 + 5 H2O + 3 KCl = 10 HCl + 2 K2CrO4
LiOH + CO2 = LiCO3 + H20 =>
20 LiOH + 20 CO2 = 20 LiCO3 + H20
Fe(NO3)3 + NaI = FeI + Na(NO3)3 =>
Fe(NO3)3 + NaI = FeI + Na(NO3)3
KI + Cu(NO3)2 = K(NO3)2 + CuI =>
KI + Cu(NO3)2 = K(NO3)2 + CuI
Zn + HNO3 = Zn(NO3)2 + H2O + NH3 =>
4 Zn + 9 HNO3 = 4 Zn(NO3)2 + 3 H2O + NH3
Al + NaOH + H2O = NaAlO3 + H2 =>
2 Al + 2 NaOH + 4 H2O = 2 NaAlO3 + 5 H2
FeCl2 + Cl2 = FeCl3 =>
2 FeCl2 + Cl2 = 2 FeCl3
Na2TeO3 + NaI + HCl = NaCl + Te + I + H2O =>
Na2TeO3 + 4 NaI + 6 HCl = 6 NaCl + Te + 4 I + 3 H2O
Ba + O2 = BaO =>
2 Ba + O2 = 2 BaO
CH3COH + KMnO4 + H2SO4 = CH3COOH + K2SO4 + MnSO4 + H2O =>
5 CH3COH + 2 KMnO4 + 3 H2SO4 = 5 CH3COOH + K2SO4 + 2 MnSO4 + 3 H2O
Fe + ClH2 = FeCl + H2 =>
Fe + ClH2 = FeCl + H2
Mg + O2 = MgO =>
2 Mg + O2 = 2 MgO
Ag + HNO3 = AgNO3 + H2 =>
2 Ag + 2 HNO3 = 2 AgNO3 + H2
Mg + H2O = H2 + Mg(OH)2 =>
Mg + 2 H2O = H2 + Mg(OH)2
CH3CH2COOH + NH3 = H2O + CH3CH2CONH2 =>
CH3CH2COOH + NH3 = H2O + CH3CH2CONH2
K2SO4 + BaCl2 = KCl + BaSO4 =>
K2SO4 + BaCl2 = 2 KCl + BaSO4
Cr2O7{2-} + Cl{-} + H{+} = Cr{3+} + Cl2 + H2O =>
Cr2O7{2-} + 6 Cl{-} + 14 H{+} = 2 Cr{3+} + 3 Cl2 + 7 H2O
MgCO3 = MgO + CO2 =>
MgCO3 = MgO + CO2
Fe2O3 + Al = Fe + Al2O3 =>
Fe2O3 + 2 Al = 2 Fe + Al2O3
N2 + O2 = NO =>
N2 + O2 = 2 NO
HNO3 + HCl = NO + H2O + Cl2 =>
2 HNO3 + 6 HCl = 2 NO + 4 H2O + 3 Cl2
H2SO4 + NaCl = Na2SO4 + HCl =>
H2SO4 + 2 NaCl = Na2SO4 + 2 HCl
CaCO3 + HCl = H2O + CaCl2 + CO2 =>
CaCO3 + 2 HCl = H2O + CaCl2 + CO2
Si + NaOH + H2O = H2 + Na2SiO3 =>
Si + 2 NaOH + H2O = 2 H2 + Na2SiO3
HCl + Zn(OH)2 = ZnCl2 + H2O =>
2 HCl + Zn(OH)2 = ZnCl2 + 2 H2O
K2MnO4 + Br2 = KMnO4 + KBr =>
2 K2MnO4 + Br2 = 2 KMnO4 + 2 KBr
Na2SO3 + HCl = H2O + SO2 + NaCl =>
Na2SO3 + 2 HCl = H2O + SO2 + 2 NaCl
Li + H2O = LiOH + H2 =>
2 Li + 2 H2O = 2 LiOH + H2
KClO3 = KCl + O2 =>
2 KClO3 = 2 KCl + 3 O2
Zn + HCL = H2 + ZnCL =>
2 Zn + 2 HCL = H2 + 2 ZnCL
CaO + HNO3 = Ca(NO3)2 + H2O =>
CaO + 2 HNO3 = Ca(NO3)2 + H2O
FeBr3 + Zn = ZnBr2 + Fe =>
2 FeBr3 + 3 Zn = 3 ZnBr2 + 2 Fe
LiOH + NaI = LiI + NaOH =>
LiOH + NaI = LiI + NaOH
Ba + H2O = Ba(OH)2 + H2 =>
Ba + 2 H2O = Ba(OH)2 + H2
Sb2S3 + HCl = SbCl3 + H2S =>
Sb2S3 + 6 HCl = 2 SbCl3 + 3 H2S
HCOOH + Ch3OH = HCOOCh3 + H2O =>
HCOOH + Ch3OH = HCOOCh3 + H2O
Na2SO4 + CACl2 = CASO4 + NaCl =>
Na2SO4 + CACl2 = CASO4 + 2 NaCl
MgCl2 + NaNO3 = Mg(NO3)2 + NaCl =>
MgCl2 + 2 NaNO3 = Mg(NO3)2 + 2 NaCl
Nd + O3 = Nd2O3 =>
2 Nd + O3 = Nd2O3
PbO2 = Pb + O2 =>
PbO2 = Pb + O2
PbSO4 + C2H3O2{-} = Pb(C2H3O2)4{-2} + SO4{-2} =>
PbSO4 + 4 C2H3O2{-} = Pb(C2H3O2)4{-2} + SO4{-2}
HgCl2 + Na2CO3 = HgCO3 + NaCl =>
HgCl2 + Na2CO3 = HgCO3 + 2 NaCl
Al4C3 + H2O = Al(OH)3 + CH4 =>
Al4C3 + 12 H2O = 4 Al(OH)3 + 3 CH4
Li2SO4 + CaCO3 = CaSO4 + Li2CO3 =>
Li2SO4 + CaCO3 = CaSO4 + Li2CO3
Al4C3 + H2O = Al(OH)3 + CH4 =>
Al4C3 + 12 H2O = 4 Al(OH)3 + 3 CH4
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