| Équations équilibrées la veille | Équations équilibrées le lendemain |
K2CO3 + KOH = K2O + KHCO3
H2SO4 + KI + KNO2 = H2O + I2 + K2SO4 + NO =>
2 H2SO4 + 2 KI + 2 KNO2 = 2 H2O + I2 + 2 K2SO4 + 2 NO
CU(OH)2 = CUOH2O =>
CU(OH)2 = CUOH2O
HOAc + H2O = OAc{-} + H3O{+} =>
HOAc + H2O = OAc{-} + H3O{+}
H3PO4 + Na2CO3 = H2O + Na3PO4 + CO2 =>
2 H3PO4 + 3 Na2CO3 = 3 H2O + 2 Na3PO4 + 3 CO2
C7H6O + C3H6O = C17H14O + H2O =>
2 C7H6O + C3H6O = C17H14O + 2 H2O
FeS2 + O2 = Fe3O4 + SO3 =>
3 FeS2 + 11 O2 = Fe3O4 + 6 SO3
Hg(NO3)2 + NH4OH = (Hg2N)NO3*H2O + NH4NO3 + H2O =>
2 Hg(NO3)2 + 4 NH4OH = (Hg2N)NO3*H2O + 3 NH4NO3 + 3 H2O
ZnSO4 + Na3PO4 = Na2(SO4) + Zn3(PO4)2 =>
3 ZnSO4 + 2 Na3PO4 = 3 Na2(SO4) + Zn3(PO4)2
KHCO3 + CH3COOH = K(CH3COO) + CO2 + H2O =>
KHCO3 + CH3COOH = K(CH3COO) + CO2 + H2O
CaCl2 + MgSO4*7H2O + Na2CO3 = CaCO3 + Na2SO4 + MgCl2 + H2O =>
CaCl2 + MgSO4*7H2O + Na2CO3 = CaCO3 + Na2SO4 + MgCl2 + 7 H2O
H2P2O4 + Ni(OH)3 = Ni2(P2O4)3 + H2O =>
3 H2P2O4 + 2 Ni(OH)3 = Ni2(P2O4)3 + 6 H2O
(NH4)2[Cu(C2O4)2] + H2SO4 = (NH4)2SO4 + CuSO4 + H2C2O4 =>
(NH4)2[Cu(C2O4)2] + 2 H2SO4 = (NH4)2SO4 + CuSO4 + 2 H2C2O4
NH3 + FeSO4*7H2O + FeCl3 = H2O + Fe3O4 + NH4Cl + H2SO4 =>
6 NH3 + FeSO4*7H2O + 2 FeCl3 = 3 H2O + Fe3O4 + 6 NH4Cl + H2SO4
H2 + MnO2 = Mn0 + H2O =>
2 H2 + MnO2 = Mn0 + 2 H2O
GeO2 + H2O = Ge(OH)2 + O2 =>
2 GeO2 + 2 H2O = 2 Ge(OH)2 + O2
C3H6Cl2 = C3H5ClHCl =>
C3H6Cl2 = C3H5ClHCl
Pb + HNO3 = H2O + Pb(NO3)2 + NO2 =>
Pb + 4 HNO3 = 2 H2O + Pb(NO3)2 + 2 NO2
Na + K4[Fe(CN)6] = Na4[Fe(CN)6] + K =>
4 Na + K4[Fe(CN)6] = Na4[Fe(CN)6] + 4 K
K2CO3CO2H2O = KHCO3 =>
K2CO3CO2H2O = 2 KHCO3
C9H8O4 + O2 = CO2 + H2O =>
C9H8O4 + 9 O2 = 9 CO2 + 4 H2O
Be + O2 = BeO =>
2 Be + O2 = 2 BeO
K3[Cr(OH)6] + Al(NO3)3 = Cr(OH)3 + Al(OH)3 + KNO3 =>
K3[Cr(OH)6] + Al(NO3)3 = Cr(OH)3 + Al(OH)3 + 3 KNO3
Mn(NO3)2 + PbO2 + HNO3 = HMnO4 + Pb(NO3)2 + H2O =>
2 Mn(NO3)2 + 5 PbO2 + 6 HNO3 = 2 HMnO4 + 5 Pb(NO3)2 + 2 H2O
Fe + Cl2H2 = FeCl2H2 =>
Fe + Cl2H2 = FeCl2H2
C36H74 + O2 = CO2 + H2 =>
C36H74 + 36 O2 = 36 CO2 + 37 H2
AlO3 + H2 = Al + OH =>
2 AlO3 + 3 H2 = 2 Al + 6 OH
K2SO3 + HI = H2SO3 + KI =>
K2SO3 + 2 HI = H2SO3 + 2 KI
CH2O + NaOH = HCO + Na + H2O =>
CH2O + NaOH = HCO + Na + H2O
Al + NaNO3 + NaOH + H2O = Na(Al(OH)4) + NH3 =>
8 Al + 3 NaNO3 + 5 NaOH + 18 H2O = 8 Na(Al(OH)4) + 3 NH3
CaSO4HCl = CaClSO4H =>
CaSO4HCl = CaClSO4H
K(s) + NaHCO3(aq) = NaKCO3(aq) + H2 =>
2 K(s) + 2 NaHCO3(aq) = 2 NaKCO3(aq) + H2
K2C2O4 + Ba(OH)2 = KOH + BaC2O4 =>
K2C2O4 + Ba(OH)2 = 2 KOH + BaC2O4
C + H2SO4 = CO2 + SO2 + H2O =>
C + 2 H2SO4 = CO2 + 2 SO2 + 2 H2O
MnO2 + HCl = MnCl2 + H2O + Cl2 =>
MnO2 + 4 HCl = MnCl2 + 2 H2O + Cl2
C2H9COOH + O2 = CO2 + H2O =>
2 C2H9COOH + 9 O2 = 6 CO2 + 10 H2O
Be(CN)2 + Na = Na(CN)2 + Be =>
Be(CN)2 + Na = Na(CN)2 + Be
Al2O3(s) + HNO3(aq) = Al(NO3)3(aq) + H2O(l) =>
Al2O3(s) + 6 HNO3(aq) = 2 Al(NO3)3(aq) + 3 H2O(l)
AgNO3 = Ag + NO2 + O2 =>
2 AgNO3 = 2 Ag + 2 NO2 + O2
Al2O3(s) + HNO3(aq) = Al(NO3)3(aq) + H2O(l) =>
Al2O3(s) + 6 HNO3(aq) = 2 Al(NO3)3(aq) + 3 H2O(l)
Li2O + NH4Cl = NH3 + LiCl + H2O =>
Li2O + 2 NH4Cl = 2 NH3 + 2 LiCl + H2O
Mg + Hg(C2H3O2)2 = Mg(C2H3O2)2 + Hg =>
Mg + Hg(C2H3O2)2 = Mg(C2H3O2)2 + Hg
CH3COOH + C6H5Na3O7 = CH3COONa + C6H8O7 =>
3 CH3COOH + C6H5Na3O7 = 3 CH3COONa + C6H8O7
Mn{+2} + H2O = MnO2 + H{+} + e =>
Mn{+2} + 2 H2O = MnO2 + 4 H{+} + 2e
Ca3(PO4)2 = CaO + P2O5 =>
Ca3(PO4)2 = 3 CaO + P2O5
Fe(NO3)2 + KClO3 + KOH + H2O = K3[Fe(OH)6] + KCl + KNO3 =>
6 Fe(NO3)2 + KClO3 + 30 KOH + 3 H2O = 6 K3[Fe(OH)6] + KCl + 12 KNO3
Na2B4O7 + HCl + H2O(l) = NaCl(aq) + H3BO3(aq) =>
Na2B4O7 + 2 HCl + 5 H2O(l) = 2 NaCl(aq) + 4 H3BO3(aq)
Ba + H2O = Ba(OH)2 + H2 =>
Ba + 2 H2O = Ba(OH)2 + H2
C9H12 + KMnO4 = C7H5O2K + MnO2 + KOH + H2O =>
7 C9H12 + 22 KMnO4 = 9 C7H5O2K + 22 MnO2 + 13 KOH + 13 H2O
CuCl2 + Cr(NO3)3 = CrCl3 + Cu(NO3)2 =>
3 CuCl2 + 2 Cr(NO3)3 = 2 CrCl3 + 3 Cu(NO3)2
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Équations équilibrées sur11/19/24
Équations équilibrées sur12/19/23
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