| Équations équilibrées la veille | Équations équilibrées le lendemain |
NaNO3 + NaNO2 + H2SO4 = Na2SO4 + 2 NO2 + H2O
Na2CO3 + Ca3(PO4)2 = Na2(PO4)2 + CO3Ca3 =>
Na2CO3 + Ca3(PO4)2 = Na2(PO4)2 + CO3Ca3
MgSO4 + Na2CO3 = MgCO3 + Na2SO4 =>
MgSO4 + Na2CO3 = MgCO3 + Na2SO4
CH3CH2CH2CHOHCH3 = CH3CH2CHCHCH3 + H2O =>
CH3CH2CH2CHOHCH3 = CH3CH2CHCHCH3 + H2O
H2CO3 + NaOH = Na2CO3 + H2O =>
H2CO3 + 2 NaOH = Na2CO3 + 2 H2O
C2H4 + O2 = CO2 + H2O =>
C2H4 + 3 O2 = 2 CO2 + 2 H2O
Li3AsO4 + Fe2(SO4)3 = FeAsO4 + Li2SO4 =>
2 Li3AsO4 + Fe2(SO4)3 = 2 FeAsO4 + 3 Li2SO4
AlBr3 + K2SO4 = KBr + Al2(SO4)3 =>
2 AlBr3 + 3 K2SO4 = 6 KBr + Al2(SO4)3
MgSO4 + NaOH = Mg(OH)2 + Na2SO4 =>
MgSO4 + 2 NaOH = Mg(OH)2 + Na2SO4
Li3AsO4 + Fe2(SO4)3 = FeAsO4 + Li2SO4 =>
2 Li3AsO4 + Fe2(SO4)3 = 2 FeAsO4 + 3 Li2SO4
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
Pb(NO3)2 + KI = PbI2 + KNO3 =>
Pb(NO3)2 + 2 KI = PbI2 + 2 KNO3
HCOOK + K2Cr2O7 + H2SO4 = CO2 + Cr2(SO4)3 + K2SO4 + H2O =>
6 HCOOK + 2 K2Cr2O7 + 11 H2SO4 = 6 CO2 + 2 Cr2(SO4)3 + 5 K2SO4 + 14 H2O
N2 + O2 = N2O =>
2 N2 + O2 = 2 N2O
HCl + CaCO3 = CaCl2 + H2O + CO2 =>
2 HCl + CaCO3 = CaCl2 + H2O + CO2
Pb(NO3)2 + KI = PbI2 + K(NO3) =>
Pb(NO3)2 + 2 KI = PbI2 + 2 K(NO3)
Co(HSO4)2 = Co(OH)2 + SO3 =>
Co(HSO4)2 = Co(OH)2 + 2 SO3
C2H4 + KMnO4 + H2O = MnO2 + C2H4(OH)2 + KOH =>
3 C2H4 + 2 KMnO4 + 4 H2O = 2 MnO2 + 3 C2H4(OH)2 + 2 KOH
Na + HgPO3 = Hg + NaPO3 =>
Na + HgPO3 = Hg + NaPO3
N2 + O2 = N2O4 =>
N2 + 2 O2 = N2O4
C6H12O6 + O2 = CO2 + H2O =>
C6H12O6 + 6 O2 = 6 CO2 + 6 H2O
N2 + O2 = NO =>
N2 + O2 = 2 NO
Fe{2+} + Cu = Fe + Cu{+} =>
Fe{2+} + 2 Cu = Fe + 2 Cu{+}
K2Cr2O7(aq) + FeSO4(aq) + H2SO4(aq) = Cr2(SO4)3(aq) + K2SO4(aq) + Fe2(SO4)3(g) + H2O(l) =>
K2Cr2O7(aq) + 6 FeSO4(aq) + 7 H2SO4(aq) = Cr2(SO4)3(aq) + K2SO4(aq) + 3 Fe2(SO4)3(g) + 7 H2O(l)
N2O4 + N2H4 = N2 + H2O =>
N2O4 + 2 N2H4 = 3 N2 + 4 H2O
H2O = H2 + O2 =>
2 H2O = 2 H2 + O2
N3O5 + H2O = NO + HO =>
N3O5 + 2 H2O = 3 NO + 4 HO
C7H15OH + O2 = CO2 + H2O =>
2 C7H15OH + 21 O2 = 14 CO2 + 16 H2O
NH3 + CO2 = CO(NH2)2 + H2O =>
2 NH3 + CO2 = CO(NH2)2 + H2O
Fe(OH)2 + HNO3 = Fe(NO3)2 + H2O =>
Fe(OH)2 + 2 HNO3 = Fe(NO3)2 + 2 H2O
K2[PtBr6] + K2C2O4 = K2[PtBr4] + KBr + CO2 =>
K2[PtBr6] + K2C2O4 = K2[PtBr4] + 2 KBr + 2 CO2
K2Cr2O7(aq) + HCl(aq) = KCl(aq) + CrCl3(aq) + Cl2(aq) + H2O(l) =>
K2Cr2O7(aq) + 14 HCl(aq) = 2 KCl(aq) + 2 CrCl3(aq) + 3 Cl2(aq) + 7 H2O(l)
NH3 + F2 = NH4F + NF =>
4 NH3 + 2 F2 = 3 NH4F + NF
Fe + NaSCN = Fe(SCN)3 + Na =>
Fe + 3 NaSCN = Fe(SCN)3 + 3 Na
Zn(NO3)2 + Na2C2O4 = ZnC2O4 + NaNO3 =>
Zn(NO3)2 + Na2C2O4 = ZnC2O4 + 2 NaNO3
Cs2SO4 + H2O = H2SO4 + Cs2O =>
Cs2SO4 + H2O = H2SO4 + Cs2O
NH3 + F2 = NH4F + NF3 =>
4 NH3 + 3 F2 = 3 NH4F + NF3
H2O + Ca = Ca2H2O =>
H2O + 2 Ca = Ca2H2O
NaCl + Ca3(Po4)2 = Na3Po4 + CaCl2 =>
6 NaCl + Ca3(Po4)2 = 2 Na3Po4 + 3 CaCl2
H2O + Ca = Ca2H2O =>
H2O + 2 Ca = Ca2H2O
NH3 + HCl = NH4Cl =>
NH3 + HCl = NH4Cl
NaAsO2 + KBrO3 = KBr + NaAsO3 =>
3 NaAsO2 + KBrO3 = KBr + 3 NaAsO3
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
K2Cr2O7 + NaNO2 + HCl = KCl + CrCl3 + NaNO3 + H2O =>
K2Cr2O7 + 3 NaNO2 + 8 HCl = 2 KCl + 2 CrCl3 + 3 NaNO3 + 4 H2O
Ca(ClO)2 + Cu + H2SO4 = CaSO4 + CuCl2 + H2O + O2 =>
2 Ca(ClO)2 + 2 Cu + 2 H2SO4 = 2 CaSO4 + 2 CuCl2 + 2 H2O + O2
Al + Cu2SO4 = Al2(SO4)3 + Cu2 =>
2 Al + 3 Cu2SO4 = Al2(SO4)3 + 3 Cu2
NH3 + NO = N2 + H2O =>
4 NH3 + 6 NO = 5 N2 + 6 H2O
TiS + ZnCl2 = TiCl2 + SZn =>
TiS + ZnCl2 = TiCl2 + SZn
FeI3 + Ca3(PO4)2 = CaI2 + FePO4 =>
2 FeI3 + Ca3(PO4)2 = 3 CaI2 + 2 FePO4
BeO + KOH + H2O = K2[Be(OH)4] =>
BeO + 2 KOH + H2O = K2[Be(OH)4]
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Équations équilibrées sur12/10/24
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