| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 H2O + O2 = 2 H2O2
Rb2O2 + H2O = RbOH + H2O2 =>
Rb2O2 + 2 H2O = 2 RbOH + H2O2
NaOH(ac) + Ba(NO3)2(ac) = Ba(OH)2(ac) + NaNO3(ac) =>
2 NaOH(ac) + Ba(NO3)2(ac) = Ba(OH)2(ac) + 2 NaNO3(ac)
CuCl + I = ICl + Cu =>
CuCl + I = ICl + Cu
Fe(OH)2(s) + H2O2(aq) = Fe(OH)3(s) =>
2 Fe(OH)2(s) + H2O2(aq) = 2 Fe(OH)3(s)
[Zn(NH3)4](OH)2 + NaOH = Na2[Zn(OH)4] + NH3 =>
[Zn(NH3)4](OH)2 + 2 NaOH = Na2[Zn(OH)4] + 4 NH3
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
CaO + HSbO3 = Ca(SbO3)2 + H2O =>
CaO + 2 HSbO3 = Ca(SbO3)2 + H2O
Ni(CO)4 = Ni + CO =>
Ni(CO)4 = Ni + 4 CO
Fe + CuSO4 = FeSO4 + Cu =>
Fe + CuSO4 = FeSO4 + Cu
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
HgO = Hg + O2 =>
2 HgO = 2 Hg + O2
C3H6O + O2 = CO2 + H2O =>
C3H6O + 4 O2 = 3 CO2 + 3 H2O
Pb + HCl = PbCl + H2 =>
2 Pb + 2 HCl = 2 PbCl + H2
K + H2O = KOH + H2 =>
2 K + 2 H2O = 2 KOH + H2
P4 + NaOH + H2O = PH3 + Na2HPO3 =>
P4 + 4 NaOH + 2 H2O = 2 PH3 + 2 Na2HPO3
CuS + HNO3 = Cu(NO3)2 + SO2 + NO + H2O =>
CuS + 4 HNO3 = Cu(NO3)2 + SO2 + 2 NO + 2 H2O
CaSO4(aq) + NaNO3(aq) = Ca(NO3)2 + Na2SO4 =>
CaSO4(aq) + 2 NaNO3(aq) = Ca(NO3)2 + Na2SO4
C8H18 + O2 = CO2 + H2O =>
2 C8H18 + 25 O2 = 16 CO2 + 18 H2O
Mg + HCl = MgCl2 + H2 =>
Mg + 2 HCl = MgCl2 + H2
CO2 + H2O = C6H12O6 + O2 =>
6 CO2 + 6 H2O = C6H12O6 + 6 O2
MnCl2 + NaClO + NaOH = NaMnO4 + NaCl + H2O =>
2 MnCl2 + 5 NaClO + 6 NaOH = 2 NaMnO4 + 9 NaCl + 3 H2O
ClF3 + OF2 = ClF5 + O2 =>
2 ClF3 + 2 OF2 = 2 ClF5 + O2
CaI2 + Cl2 = CaCl2 + I2 =>
CaI2 + Cl2 = CaCl2 + I2
K2CO3 + CH3CO2H = KCH3CO2 + CO2 + H2O =>
K2CO3 + 2 CH3CO2H = 2 KCH3CO2 + CO2 + H2O
KMnO4 + Fe = K2O + MnO + Fe2O3 =>
6 KMnO4 + 10 Fe = 3 K2O + 6 MnO + 5 Fe2O3
RaCO3 = RaO + CO2 =>
RaCO3 = RaO + CO2
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
Li + H2O = LiOH + H2 =>
2 Li + 2 H2O = 2 LiOH + H2
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
NaBr + CaF2 = NaF + CaBr2 =>
2 NaBr + CaF2 = 2 NaF + CaBr2
Ca(OH)2 + Na3PO4 = Ca3(PO4)2 + NaOH =>
3 Ca(OH)2 + 2 Na3PO4 = Ca3(PO4)2 + 6 NaOH
Na2O(s) + H2O(l) = Na{+} + OH{-} =>
Na2O(s) + H2O(l) = 2 Na{+} + 2 OH{-}
KOH + H2CrO4 = K2CrO4 + H2O =>
2 KOH + H2CrO4 = K2CrO4 + 2 H2O
V2O5(s) + CO(g) = V(s) + CO2(g) =>
V2O5(s) + 5 CO(g) = 2 V(s) + 5 CO2(g)
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
CaI2 + Cl2 = CaCl2 + I2 =>
CaI2 + Cl2 = CaCl2 + I2
Al(OH)3 + H2C2O4 = Al{3+} + C2O4{-2} + H2O =>
2 Al(OH)3 + 3 H2C2O4 = 2 Al{3+} + 3 C2O4{-2} + 6 H2O
H2SO4 + NaOH = Na2SO4 + H2O =>
H2SO4 + 2 NaOH = Na2SO4 + 2 H2O
Pb(NO3)2 + KI = PbI2 + KNO3 =>
Pb(NO3)2 + 2 KI = PbI2 + 2 KNO3
SiO2 + C = SiC + CO =>
SiO2 + 3 C = SiC + 2 CO
C5H10 + H2 = C5H12 =>
C5H10 + H2 = C5H12
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
Hg2(NO3)2 + NaCl = ClHg2 + Na(NO3)2 =>
Hg2(NO3)2 + NaCl = ClHg2 + Na(NO3)2
K2CO3 + HNO3 = CO2 + H2O + KNO3 =>
K2CO3 + 2 HNO3 = CO2 + H2O + 2 KNO3
C6H4(OH)COOH + CH3COOH = C9H8O4 =>
10 C6H4(OH)COOH + CH3COOH = 8 C9H8O4
NaHCO3(ac) + HCl(ac) = NaCl(ac) + CO2(g) + H2O =>
NaHCO3(ac) + HCl(ac) = NaCl(ac) + CO2(g) + H2O
Zn(OH)2(s) + H3PO4(aq) = Zn3(PO4)2(s) + H2O(l) =>
3 Zn(OH)2(s) + 2 H3PO4(aq) = Zn3(PO4)2(s) + 6 H2O(l)
Br + H2SO4 = HBr + SO4 =>
2 Br + H2SO4 = 2 HBr + SO4
CrO4{2-} + SO3{2-} + H{+} = SO4{2-} + Cr{3+} + H2O =>
2 CrO4{2-} + 3 SO3{2-} + 10 H{+} = 3 SO4{2-} + 2 Cr{3+} + 5 H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur11/03/24
Équations équilibrées sur12/03/23
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