| Équations équilibrées la veille |
2 BCl3(s) + 3 H2S(aq) = B2S3(aq) + 6 HCl(aq)
Fe2O3 + Fe + TeO2 = Fe3TeO6 =>
4 Fe2O3 + Fe + 3 TeO2 = 3 Fe3TeO6
Fe3O4 + NaNO3 + H2SO4 = Fe2(SO4)3 + N2 + H2O + Na2SO4 =>
10 Fe3O4 + 2 NaNO3 + 46 H2SO4 = 15 Fe2(SO4)3 + N2 + 46 H2O + Na2SO4
Al + H2SO4 = Al2(SO4)3 + H2 =>
2 Al + 3 H2SO4 = Al2(SO4)3 + 3 H2
H2S + KOH = H2SO4 + H2O + K =>
H2S + 8 KOH = H2SO4 + 4 H2O + 8 K
BeCl2 + LiAlH4 = BeH2 + LiCl + AlCl3 =>
2 BeCl2 + LiAlH4 = 2 BeH2 + LiCl + AlCl3
MgSO3 + HCl = MgCl2 + SO2 + H2O =>
MgSO3 + 2 HCl = MgCl2 + SO2 + H2O
ammonia + O2 = nitrogendioxide + water =>
4 NH3 + 7 O2 = 4 NO2 + 6 H2O
NaNO2 + HCl + O2 = NaCl + H2O + NO2 =>
4 NaNO2 + 4 HCl + O2 = 4 NaCl + 2 H2O + 4 NO2
Br2 + AgI = Br2I2 + Ag2 =>
Br2 + 2 AgI = Br2I2 + Ag2
C6H5NH3Br = C6H5NH2 + HBr =>
C6H5NH3Br = C6H5NH2 + HBr
Ba(s) + N2(g) + O2(g) = Ba(NO3)2(s) =>
Ba(s) + N2(g) + 3 O2(g) = Ba(NO3)2(s)
(NH4)2S + HNO3 = (NH4)NO3 + H2O + S =>
4(NH4)2S + 10 HNO3 = 9(NH4)NO3 + 3 H2O + 4 S
Na2CrO4 + H2SO4 = Na2SO4 + H2Cr2O7 + H2O =>
2 Na2CrO4 + 2 H2SO4 = 2 Na2SO4 + H2Cr2O7 + H2O
Mg(NO3)2(aq) + Na2CO3(aq) = MgCO3(s) + NaNO3(aq) =>
Mg(NO3)2(aq) + Na2CO3(aq) = MgCO3(s) + 2 NaNO3(aq)
Na3C6H5O7 + O2 = H2O + CO2 + Na2O =>
2 Na3C6H5O7 + 9 O2 = 5 H2O + 12 CO2 + 3 Na2O
C2H5OH + O2 = CO2 + H52O =>
52 C2H5OH + 81 O2 = 104 CO2 + 6 H52O
HNO2 + Mo = Mo(NO2)5 + H2 =>
10 HNO2 + 2 Mo = 2 Mo(NO2)5 + 5 H2
NaOH + H4P2O7 = Na2H2P2O7 + H2O =>
2 NaOH + H4P2O7 = Na2H2P2O7 + 2 H2O
Sb2(SO4)3 + H2O + KMnO4 = H3SbO4 + K2SO2 + MnSO4 + H2SO4 =>
7 Sb2(SO4)3 + 36 H2O + 4 KMnO4 = 14 H3SbO4 + 2 K2SO2 + 4 MnSO4 + 15 H2SO4
HClO4 + Ba(OH)2(aq) = Ba(ClO4)2 + H2O =>
2 HClO4 + Ba(OH)2(aq) = Ba(ClO4)2 + 2 H2O
(NH4)3PO4 + Ca(C2H3O2)2 = Ca3(PO4)2 + NH4C2H3O2 =>
2(NH4)3PO4 + 3 Ca(C2H3O2)2 = Ca3(PO4)2 + 6 NH4C2H3O2
CuSCN + KIO3 + HCl = CuSO4 + KCl + ICN + I2 + H2O =>
10 CuSCN + 16 KIO3 + 16 HCl = 10 CuSO4 + 16 KCl + 10 ICN + 3 I2 + 8 H2O
NH3 + Cu(NO3)2 + H2O = Cu(OH)2 + NH4NO3 =>
2 NH3 + Cu(NO3)2 + 2 H2O = Cu(OH)2 + 2 NH4NO3
CaCo3 + HCl = CaCl2 + H2 + Co2(g) =>
2 CaCo3 + 4 HCl = 2 CaCl2 + 2 H2 + 3 Co2(g)
TeNa2O3 + NaI + HCl = NaCl + Te + H2O + I2 =>
TeNa2O3 + 4 NaI + 6 HCl = 6 NaCl + Te + 3 H2O + 2 I2
Cu(s) + H2SO4(l) = CuSO4(aq) + SO2 + H2O(l) =>
Cu(s) + 2 H2SO4(l) = CuSO4(aq) + SO2 + 2 H2O(l)
CaCO3(s) + H2SO4(aq) = H2O(l) + CO2(g) + CaSO4 =>
CaCO3(s) + H2SO4(aq) = H2O(l) + CO2(g) + CaSO4
AlO2(s) = Al(s) + O2(g) =>
AlO2(s) = Al(s) + O2(g)
Sc2O3 + HOH = Sc(OH)3 =>
Sc2O3 + 3 HOH = 2 Sc(OH)3
H2O + KMnO4 + KBr = MnO2 + KBrO3 + KOH =>
H2O + 2 KMnO4 + KBr = 2 MnO2 + KBrO3 + 2 KOH
C3H6 + Cl2 = C3H5Cl2 + H2 =>
2 C3H6 + 2 Cl2 = 2 C3H5Cl2 + H2
SO2 + NaJO3 + H2O = J2 + NaHSO4 + H2SO4 =>
5 SO2 + 2 NaJO3 + 4 H2O = J2 + 2 NaHSO4 + 3 H2SO4
MgSO4 + NH4OH = MgOH + NH4SO4 =>
MgSO4 + NH4OH = MgOH + NH4SO4
H2O + CO2 + SO2 = H2SO4 + C =>
2 H2O + CO2 + 2 SO2 = 2 H2SO4 + C
Mg(NO3)2 + LiOH = Mg(OH)2 + LiNO3 =>
Mg(NO3)2 + 2 LiOH = Mg(OH)2 + 2 LiNO3
C7H12 + Cl2 = C + HCl =>
C7H12 + 6 Cl2 = 7 C + 12 HCl
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
OCl2 = O + Cl =>
OCl2 = O + 2 Cl
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
FeCl2 + KOH = Fe(OH)2 + KCl =>
FeCl2 + 2 KOH = Fe(OH)2 + 2 KCl
Fe + SO2 + O2 = Fe2(SO4)3 =>
2 Fe + 3 SO2 + 3 O2 = Fe2(SO4)3
Na2SO3 + KIO3 = KIO + Na2SO4 =>
2 Na2SO3 + KIO3 = KIO + 2 Na2SO4
H2So4(aq) + NaOH(aq) = Na2So4(aq) + H2O(l) =>
H2So4(aq) + 2 NaOH(aq) = Na2So4(aq) + 2 H2O(l)
HNO3 + KMnO4 = KNO3 + Mn(NO3)2 + H2 + O =>
6 HNO3 + 2 KMnO4 = 2 KNO3 + 2 Mn(NO3)2 + 3 H2 + 8 O
NH4CO3 + CaCl2 = CaCO3 + NH4Cl2 =>
NH4CO3 + CaCl2 = CaCO3 + NH4Cl2
Al + S3 = Al2S2 =>
6 Al + 2 S3 = 3 Al2S2
Mg(OH)3 + HNO3 = H2O + H2O2 + Mg(NO3)2 =>
2 Mg(OH)3 + 4 HNO3 = 4 H2O + H2O2 + 2 Mg(NO3)2
Li + Ca + H2O = LiCaH2O =>
Li + Ca + H2O = LiCaH2O
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Équations équilibrées sur01/01/25
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