Équations équilibrées la veille |
Al2O3 + 3 HCl = 3 ClOH + 2 Al
H2SO4 + NaCl + MnO2 = NaHSO4 + MnSO4 + Cl2 + H2O =>
3 H2SO4 + 2 NaCl + MnO2 = 2 NaHSO4 + MnSO4 + Cl2 + 2 H2O
N + O = N2O4 =>
2 N + 4 O = N2O4
N + O = N2O5 =>
2 N + 5 O = N2O5
Al + Cu2O = Al2O + Cu =>
2 Al + Cu2O = Al2O + 2 Cu
NH2 + H2O = NH + H3O =>
NH2 + H2O = NH + H3O
Hg3N = Hg + N2 =>
2 Hg3N = 6 Hg + N2
NH2 + H2O = NH3{+} + OH{-} =>
NH2 + H2O = NH3{+} + OH{-}
NH2 + H2O = NH3 + NO =>
5 NH2 + H2O = 4 NH3 + NO
LiNO3 + HNO2 = LiNO2 + HNO3 =>
LiNO3 + HNO2 = LiNO2 + HNO3
NH2 + H2O = NH3 + O2 =>
4 NH2 + 2 H2O = 4 NH3 + O2
NH2 + H2O = NH4 + OH =>
NH2 + 2 H2O = NH4 + 2 OH
NO2 + (H2O) = HNO3 + NO =>
3 NO2 + (H2O) = 2 HNO3 + NO
NH4 + HCl = NH4Cl + H2 =>
2 NH4 + 2 HCl = 2 NH4Cl + H2
NH4Br = NH4 + Br =>
NH4Br = NH4 + Br
Pb(NO3)2 + HCl = PbCl2 + H2(NO3)2 =>
Pb(NO3)2 + 2 HCl = PbCl2 + H2(NO3)2
NH4NO3 + Sr(OH)2 = Sr(NO3)2 + NH3 + H2O =>
2 NH4NO3 + Sr(OH)2 = Sr(NO3)2 + 2 NH3 + 2 H2O
NO + OH = HNO2 =>
NO + OH = HNO2
NO + OH = HNO3 + H2O =>
NO + 3 OH = HNO3 + H2O
NO + OH = NO3 + H2O =>
NO + 4 OH = NO3 + 2 H2O
NO2 + C = N2 + CO2 =>
2 NO2 + 2 C = N2 + 2 CO2
NO3 + H = NO2 + H2O =>
NO3 + 2 H = NO2 + H2O
Cr(OH)3 + NaOH = NaCrO2 + H2O =>
Cr(OH)3 + NaOH = NaCrO2 + 2 H2O
NOCl = NO + Cl2 =>
2 NOCl = 2 NO + Cl2
Na2CO3 + HCl(aq) = NaCl(aq) + H2O + CO2(g) =>
Na2CO3 + 2 HCl(aq) = 2 NaCl(aq) + H2O + CO2(g)
Na2CO3 + HCl(aq) = NaCl + H2O(l) + CO2(g) =>
Na2CO3 + 2 HCl(aq) = 2 NaCl + H2O(l) + CO2(g)
Na2O + H2SO4 = Na2SO4 + H2O =>
Na2O + H2SO4 = Na2SO4 + H2O
Fe + O2 = Fe3O4 =>
3 Fe + 2 O2 = Fe3O4
C2 = C3 =>
3 C2 = 2 C3
Na3PO4(aq) + FeCl3(aq) = NaCl(aq) + FePO4(s) =>
Na3PO4(aq) + FeCl3(aq) = 3 NaCl(aq) + FePO4(s)
NaCl(aq) + MgSO4(aq) = MgCl(aq) + NaSO4(aq) =>
NaCl(aq) + MgSO4(aq) = MgCl(aq) + NaSO4(aq)
NaCl(aq) + MgSO4(aq) = MgCl2 + Na2SO4 =>
2 NaCl(aq) + MgSO4(aq) = MgCl2 + Na2SO4
Al2(SO4)3 + NaOH = Al(OH)3 + Na2SO4 =>
Al2(SO4)3 + 6 NaOH = 2 Al(OH)3 + 3 Na2SO4
Cd + HNO3 = Cd(NO3)3 + NO + H2O =>
Cd + 4 HNO3 = Cd(NO3)3 + NO + 2 H2O
CaCO3 + FeCl3 + H2O = Fe(OH)3 + CaCl2 + CO2 =>
3 CaCO3 + 2 FeCl3 + 3 H2O = 2 Fe(OH)3 + 3 CaCl2 + 3 CO2
NaHCO3 + HCl(aq) = NaCl(aq) + CO2(g) + H2O =>
NaHCO3 + HCl(aq) = NaCl(aq) + CO2(g) + H2O
As2S3 + NaOH = Na3AsO3 + Na3[AsS3] + H2O =>
As2S3 + 6 NaOH = Na3AsO3 + Na3[AsS3] + 3 H2O
NaHCO3 + HCl(aq) = NaCl(aq) + H2O(l) + CO2 =>
NaHCO3 + HCl(aq) = NaCl(aq) + H2O(l) + CO2
NaHCO3 + HCl(aq) = NaCl(aq) + H2O + CO2 =>
NaHCO3 + HCl(aq) = NaCl(aq) + H2O + CO2
NaHCO3 + HCl(aq) = NaCl(s) + H2O(l) + CO2(g) =>
NaHCO3 + HCl(aq) = NaCl(s) + H2O(l) + CO2(g)
Mg + H3PO4 = Mg(PO4)2 + H2 = =>
Mg + 2 H3PO4 = Mg(PO4)2 + 3 H2
NaHCO3 + HCl(aq) = NaCl + H2O + CO2 =>
NaHCO3 + HCl(aq) = NaCl + H2O + CO2
Ca + O2 = CaO =>
2 Ca + O2 = 2 CaO
CH3CH2COOH + NH3 = CH3CH2COO + NH4 =>
CH3CH2COOH + NH3 = CH3CH2COO + NH4
NaHSO4 + Ca(NO3)2 = CaSO4 + Na2(SO4) + HNO3 =>
2 NaHSO4 + Ca(NO3)2 = CaSO4 + Na2(SO4) + 2 HNO3
NaHSO4 + Ca(NO3)2 = HNO3 + CaSO4 + Na2SO4 =>
2 NaHSO4 + Ca(NO3)2 = 2 HNO3 + CaSO4 + Na2SO4
Mg + Cu2O = MgO + Cu =>
Mg + Cu2O = MgO + 2 Cu
NaI + Cr(NO3)3 = Na(NO3)3 + CrI =>
NaI + Cr(NO3)3 = Na(NO3)3 + CrI
NaI + K2Cr2O7 + HCl = I2 + CrCl3 + NaCl + KCl + H2O =>
6 NaI + K2Cr2O7 + 14 HCl = 3 I2 + 2 CrCl3 + 6 NaCl + 2 KCl + 7 H2O
NaI + Pb(SO4)2 = Na4Pb + I2SO4 =>
4 NaI + Pb(SO4)2 = Na4Pb + 2 I2SO4
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