| Équations équilibrées la veille | Équations équilibrées le lendemain |
NaAlO2 + BaNO3 = NaNO3 + BaAlO2
KNO3 + H2SO4 = K2SO4 + HNO3 =>
2 KNO3 + H2SO4 = K2SO4 + 2 HNO3
C2H5Cl + NaCN = C3H3N + NaCl + H2 =>
C2H5Cl + NaCN = C3H3N + NaCl + H2
CoCl2 + NH4Cl + NH3 + H2O2 = [Co(NH3)6]Cl3 + H2O =>
2 CoCl2 + 2 NH4Cl + 10 NH3 + H2O2 = 2[Co(NH3)6]Cl3 + 2 H2O
HNO2 + HI = I + NO + H2O =>
HNO2 + HI = I + NO + H2O
K2Cr2O7 + K2SO3 + KOH = K3[Cr(OH)6] + K2SO4 + K2CrO4 =>
5 K2Cr2O7 + 3 K2SO3 + 12 KOH = 2 K3[Cr(OH)6] + 3 K2SO4 + 8 K2CrO4
HPO2 + Ba(OH)2 = Ba(PO2)2 + H2O =>
2 HPO2 + Ba(OH)2 = Ba(PO2)2 + 2 H2O
Li2CO3 + Si = Li2SiO3 + C =>
Li2CO3 + Si = Li2SiO3 + C
NH4OH + H2O2 = NH4NO2 + H2O =>
2 NH4OH + 3 H2O2 = NH4NO2 + 6 H2O
P + H2O = P2(OH)5 + H2 =>
4 P + 10 H2O = 2 P2(OH)5 + 5 H2
CU + O2 = COU =>
2 CU + O2 = 2 COU
FeCl3 + KCN = K3Fe(CN)6 + KCl =>
FeCl3 + 6 KCN = K3Fe(CN)6 + 3 KCl
Ca(OH)2 + Mg3(PO4)2 = Ca3(PO4)2 + Mg(OH)2 =>
3 Ca(OH)2 + Mg3(PO4)2 = Ca3(PO4)2 + 3 Mg(OH)2
SiCl4(s) + H2O(l) = H4SiO4(aq) + HCl(aq) =>
SiCl4(s) + 4 H2O(l) = H4SiO4(aq) + 4 HCl(aq)
Fe2O3 + C = Fe + CO2 =>
2 Fe2O3 + 3 C = 4 Fe + 3 CO2
Cu3(CO3)2(OH)2 + HCl = CuCl2 + H2O + CO2 =>
Cu3(CO3)2(OH)2 + 6 HCl = 3 CuCl2 + 4 H2O + 2 CO2
C6H12O6(aq) = C2H5OH(aq) + CO2 =>
C6H12O6(aq) = 2 C2H5OH(aq) + 2 CO2
C3H5SH2 + O2 = CO2 + H2O + SO2 =>
4 C3H5SH2 + 23 O2 = 12 CO2 + 14 H2O + 4 SO2
C2H5OOH + O2 = CO2 + H2O =>
2 C2H5OOH + 5 O2 = 4 CO2 + 6 H2O
Na2B4O5(OH)4 + NaOH + H2O2 = NaBO3 + H2O =>
Na2B4O5(OH)4 + 2 NaOH + 4 H2O2 = 4 NaBO3 + 7 H2O
NaHSO4 + NaOH = Na2SO4 + H2O =>
NaHSO4 + NaOH = Na2SO4 + H2O
Si(s) + HF(aq) = H2SiF6(aq) + H2(g) =>
Si(s) + 6 HF(aq) = H2SiF6(aq) + 2 H2(g)
AB + C2 = A2C3 + BC2 =>
4 AB + 7 C2 = 2 A2C3 + 4 BC2
Ba + SrI2 = BaI2 + Sr =>
Ba + SrI2 = BaI2 + Sr
H2 + O2 = H2O2 =>
H2 + O2 = H2O2
Na2S2O3 + Br2 + H2O = HBr + Na2SO4 + S02 =>
2 Na2S2O3 + 2 Br2 + 2 H2O = 4 HBr + 2 Na2SO4 + S02
KNO3 + C27H48O20 = K2CO3 + CO2 + H2O + N2 =>
116 KNO3 + 5 C27H48O20 = 58 K2CO3 + 77 CO2 + 120 H2O + 58 N2
CH3CH(OH)CH3 + CuO = CH3COCH3 + Cu + H2O =>
CH3CH(OH)CH3 + CuO = CH3COCH3 + Cu + H2O
MnCl2 + NaBiO3 + HNO3 = HMnO4 + Bi(NO3)3 + NaNO3 + Cl2 + H2O =>
2 MnCl2 + 7 NaBiO3 + 28 HNO3 = 2 HMnO4 + 7 Bi(NO3)3 + 7 NaNO3 + 2 Cl2 + 13 H2O
ZnO + PH3 = Zn3P2 + H2O =>
3 ZnO + 2 PH3 = Zn3P2 + 3 H2O
BaF2 = Ba + F =>
BaF2 = Ba + 2 F
SiO3 + C = SiC + CO =>
SiO3 + 4 C = SiC + 3 CO
Ba + I = BaI2 =>
Ba + 2 I = BaI2
Na2CrO4 + H = Na2Cr2O7 + Na + H2O =>
2 Na2CrO4 + 2 H = Na2Cr2O7 + 2 Na + H2O
Mn[ClO3]4 + CaF2 = MnF4 + Ca[ClO3]2 =>
Mn[ClO3]4 + 2 CaF2 = MnF4 + 2 Ca[ClO3]2
Ca(OH)2 + MgO2 = Mg(OH)2 + CaO2 =>
Ca(OH)2 + MgO2 = Mg(OH)2 + CaO2
Ag2C2O4 = Ag + C + O =>
Ag2C2O4 = 2 Ag + 2 C + 4 O
Mg(s) + CrSO4(aq) = MgSO4(aq) + Cr(s) =>
Mg(s) + CrSO4(aq) = MgSO4(aq) + Cr(s)
H2S + Fe2(SO3)3 = Fe2S3 + H2O + SO2 =>
3 H2S + Fe2(SO3)3 = Fe2S3 + 3 H2O + 3 SO2
KMnO4 + Zn(NO2)2 + Ba(OH)2 = K2MnO4 + BaMnO4 + H2O + Zn(NO3)2 =>
4 KMnO4 + Zn(NO2)2 + 2 Ba(OH)2 = 2 K2MnO4 + 2 BaMnO4 + 2 H2O + Zn(NO3)2
CaCO3 + Cu2(OH)2CO3 + SiO2 = CaCuSi4O10 + CO2 + H2O =>
2 CaCO3 + Cu2(OH)2CO3 + 8 SiO2 = 2 CaCuSi4O10 + 3 CO2 + H2O
Fe(s) + Au(NO3)3 = Fe(NO3)3 + Au =>
Fe(s) + Au(NO3)3 = Fe(NO3)3 + Au
Al(NO2)3 + K2S = Al2S3 + KNO2 =>
2 Al(NO2)3 + 3 K2S = Al2S3 + 6 KNO2
NaAlO2 + BaNO3 = NaNO3 + BaAlO2 =>
NaAlO2 + BaNO3 = NaNO3 + BaAlO2
KClO3(Aq) = KCl(Aq) + KClO4(Aq) =>
4 KClO3(Aq) = KCl(Aq) + 3 KClO4(Aq)
[CuOH]2SO4 + NH4OH + (NH4)2SO4 = [Cu(NH3)4]SO4 + H2O =>
[CuOH]2SO4 + 6 NH4OH + (NH4)2SO4 = 2[Cu(NH3)4]SO4 + 8 H2O
Al2(SO4)5 + Ca(OH)2 = Al(OH)5 + CaSO4 =>
Al2(SO4)5 + 5 Ca(OH)2 = 2 Al(OH)5 + 5 CaSO4
V + H2 = VH2 =>
V + H2 = VH2
BiO2 + H2O = BiH3 + O2 =>
4 BiO2 + 6 H2O = 4 BiH3 + 7 O2
C2H8N2 + H2SO4 = C2H10N2{+} + SO4{-} =>
C2H8N2 + H2SO4 = C2H10N2{+} + SO4{-}
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Équations équilibrées sur12/22/24
Équations équilibrées sur01/21/24
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