| Équations équilibrées la veille | Équations équilibrées le lendemain |
8 FeO + Cr2O7 = 4 Fe2O3 + Cr2O3
I2 + PbO2 + H{+} = IO3{-} + Pb{+2} + H2O =>
I2 + 5 PbO2 + 8 H{+} = 2 IO3{-} + 5 Pb{+2} + 4 H2O
Cu(NO3)2 + H2O = HNO3 + CuOHNO3 =>
Cu(NO3)2 + H2O = HNO3 + CuOHNO3
Na2S + N2 = Na3N + S2 =>
6 Na2S + 2 N2 = 4 Na3N + 3 S2
Mn(III) + O2 = Mn(III)O =>
2 Mn(III) + O2 = 2 Mn(III)O
Cr2(SO3)3 + H2SO4 = Cr2(SO4) + H2(SO3)3 =>
Cr2(SO3)3 + H2SO4 = Cr2(SO4) + H2(SO3)3
Ca(NO3)2 + H2SiF6 + NH4OH = CaF2 + NH4NO3 + H2O + SiF4 =>
Ca(NO3)2 + H2SiF6 + 2 NH4OH = CaF2 + 2 NH4NO3 + 2 H2O + SiF4
NH4OH + CuSO4 = Cu(OH)2 + (NH4)2SO4 =>
2 NH4OH + CuSO4 = Cu(OH)2 + (NH4)2SO4
Na2HPO4 + HOH = NaOH + H3PO4 =>
Na2HPO4 + 2 HOH = 2 NaOH + H3PO4
CaSiO3 + P2O5 = Ca3(PO4)2 + SiO2 =>
3 CaSiO3 + P2O5 = Ca3(PO4)2 + 3 SiO2
SiO2 + Ca(OH)2 = Ca3(HSiO4)2 + H2O =>
2 SiO2 + 3 Ca(OH)2 = Ca3(HSiO4)2 + 2 H2O
KOH + Ca(CH3COO)2 = KCH3COO + Ca(OH)2 =>
2 KOH + Ca(CH3COO)2 = 2 KCH3COO + Ca(OH)2
KMnO4 + Na2C2O4 + H2SO4 = MnSO4 + CO2 + NaSO4 + K2SO4 + H2O =>
4 KMnO4 + 5 Na2C2O4 + 16 H2SO4 = 4 MnSO4 + 10 CO2 + 10 NaSO4 + 2 K2SO4 + 16 H2O
BaS + Cs2SO4 = BaSO4 + Cs2S =>
BaS + Cs2SO4 = BaSO4 + Cs2S
O2 + Al3 = AlO3 =>
9 O2 + 2 Al3 = 6 AlO3
MnCl2 + H2 = Mn + HCl =>
MnCl2 + H2 = Mn + 2 HCl
Ca + (HCO3)4 = Ca(HCO3)4 =>
Ca + (HCO3)4 = Ca(HCO3)4
HCl = Cl + e + H{+} =>
HCl = Cl + e + H{+}
K2CrO7 + H2SO4 = K2SO4 + Cr2(SO2)4 + H2O + O2 =>
2 K2CrO7 + 6 H2SO4 = 2 K2SO4 + Cr2(SO2)4 + 6 H2O + 8 O2
AgNO3(aq) + MnCl2(aq) = AgCl(s) + Mn(NO3)2(aq) =>
2 AgNO3(aq) + MnCl2(aq) = 2 AgCl(s) + Mn(NO3)2(aq)
CuS + HF = CuF2 + H2S =>
CuS + 2 HF = CuF2 + H2S
Fe(NO3)3(aq) + CuSO4(aq) = Cu3(NO3)6 + Fe2(SO4)3 =>
2 Fe(NO3)3(aq) + 3 CuSO4(aq) = Cu3(NO3)6 + Fe2(SO4)3
C4H9OH = C + H2 + O2 =>
2 C4H9OH = 8 C + 10 H2 + O2
C6H10O5 + KNO3 = CO2 + H2O + K2O + N2O =>
C6H10O5 + 6 KNO3 = 6 CO2 + 5 H2O + 3 K2O + 3 N2O
MnSO4(aq) + (NH4)2S(aq) = MnS + (NH4)2SO4 =>
MnSO4(aq) + (NH4)2S(aq) = MnS + (NH4)2SO4
PBO2 + HCI2 = PBCI2 + CI2 + H2O =>
PBO2 + 4 HCI2 = PBCI2 + 3 CI2 + 2 H2O
K2Cr2O7 + H2S + H3Po4 = K3Po4 + CrPo4 + S8 + H2O =>
24 K2Cr2O7 + 72 H2S + 64 H3Po4 = 16 K3Po4 + 48 CrPo4 + 9 S8 + 168 H2O
FeSO4(aq) + PbCl2 = FeCl2 + PbSO4 =>
FeSO4(aq) + PbCl2 = FeCl2 + PbSO4
HI + MgCl2 = MgI2 + HCl =>
2 HI + MgCl2 = MgI2 + 2 HCl
Br2 + H2O + NaHSO3 = HBr + NaHSO4 =>
Br2 + H2O + NaHSO3 = 2 HBr + NaHSO4
K[Cr(C2O4)2(H2O)2] + NH3 = K[Cr(C2O4)2(H2O)(NH4OH)] =>
K[Cr(C2O4)2(H2O)2] + NH3 = K[Cr(C2O4)2(H2O)(NH4OH)]
C10H18O = C10H16 + H2O =>
C10H18O = C10H16 + H2O
Na(C3H7COO) + NaOH = C3H8 + Na2CO3 =>
Na(C3H7COO) + NaOH = C3H8 + Na2CO3
ZnO + HOH = Zn(OH)2 =>
ZnO + HOH = Zn(OH)2
Na2CO2 + HCl = H2CO2 + NaCl =>
Na2CO2 + 2 HCl = H2CO2 + 2 NaCl
Ni(NO3)2(aq) + BaCl2(aq) = NiCl2(aq) + Ba(NO3)2(aq) =>
Ni(NO3)2(aq) + BaCl2(aq) = NiCl2(aq) + Ba(NO3)2(aq)
FeCl3 + KOH + HCN = K3[Fe(CN)6] + KCl + H2O =>
FeCl3 + 6 KOH + 6 HCN = K3[Fe(CN)6] + 3 KCl + 6 H2O
Co2O3 + HCl = CoCl2 + Cl2 + H2O =>
Co2O3 + 6 HCl = 2 CoCl2 + Cl2 + 3 H2O
CN{-} + ClO2 = CNO{-} + Cl =>
2 CN{-} + ClO2 = 2 CNO{-} + Cl
CaO + H2SiO3 = Ca(SiO3) + H2O =>
CaO + H2SiO3 = Ca(SiO3) + H2O
FeCl + NH3OH = FeOH + NH3Cl =>
FeCl + NH3OH = FeOH + NH3Cl
C7H8 + Na2Cr2O7 = C7O2H6 + Cr2O5H2 + Na =>
C7H8 + Na2Cr2O7 = C7O2H6 + Cr2O5H2 + 2 Na
NH4Cl + Hg2(NO3)2 = HgCl + NH4(NO3) =>
2 NH4Cl + Hg2(NO3)2 = 2 HgCl + 2 NH4(NO3)
P4S3 + O2 = P4O6 + S =>
P4S3 + 3 O2 = P4O6 + 3 S
CO2 + BaSiO3 + H2O = SiO2 + Ba(HCO3)2 =>
2 CO2 + BaSiO3 + H2O = SiO2 + Ba(HCO3)2
K(s) + NH3(l) = KNH3 =>
K(s) + NH3(l) = KNH3
Fe + AgC2H3O2 = Fe3C2O2 + AgH3 =>
3 Fe + AgC2H3O2 = Fe3C2O2 + AgH3
K3PO4(aq) + NaCl(aq) = Na3PO4(aq) + KCl(aq) =>
K3PO4(aq) + 3 NaCl(aq) = Na3PO4(aq) + 3 KCl(aq)
Cu3(PO4)2 + HCl = Cl2Cu + H3PO4 =>
Cu3(PO4)2 + 6 HCl = 3 Cl2Cu + 2 H3PO4
[Pt(NH3)4][PtCl4] + NH3 = Pt(NH3)4Cl2 =>
[Pt(NH3)4][PtCl4] + 4 NH3 = 2 Pt(NH3)4Cl2
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur02/19/25
Équations équilibrées sur03/21/24
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