| Équations équilibrées la veille | Équations équilibrées le lendemain |
4 C2H22011 + 22019 O2 = 8 CO2 + 44022 H2O
CaCl2 + Na3PO4 = Ca3(PO4)2 + NaCl =>
3 CaCl2 + 2 Na3PO4 = Ca3(PO4)2 + 6 NaCl
CuBr2(aq) + Na2S(aq) = CuS + NaBr =>
CuBr2(aq) + Na2S(aq) = CuS + 2 NaBr
C2H4 + O2 = CO2 + H2O =>
C2H4 + 3 O2 = 2 CO2 + 2 H2O
NiS{2+} + O{2+} = SO{2+} + Ni{2+}C{3+} =>
NiS{2+} + O{2+} = SO{2+} + Ni{2+}C{3+}
NaClO + SO2 + H2O = NaCl + Na2SO4 + HClO3 =>
7 NaClO + SO2 + H2O = 5 NaCl + Na2SO4 + 2 HClO3
CuCl2 + H2S = CuS + HCl =>
CuCl2 + H2S = CuS + 2 HCl
Zn + HCl = ZnCl2 + H =>
Zn + 2 HCl = ZnCl2 + 2 H
K3(PO4) + CaCl2 = KCl + Ca3(PO4)2 =>
2 K3(PO4) + 3 CaCl2 = 6 KCl + Ca3(PO4)2
K2Cr2O7 + ZnCl2 + H2SO4 = Cr2(SO4)3 + K2SO4 + Cl2 + ZnSO4 + H2O =>
K2Cr2O7 + 3 ZnCl2 + 7 H2SO4 = Cr2(SO4)3 + K2SO4 + 3 Cl2 + 3 ZnSO4 + 7 H2O
Al + Br2 = AlBr3 =>
2 Al + 3 Br2 = 2 AlBr3
FeCl2 + K2SO4 = K2Cl2 + FeSO4 =>
FeCl2 + K2SO4 = K2Cl2 + FeSO4
P2O3 + MgO = P2MgO4 =>
P2O3 + MgO = P2MgO4
H2O2 = H2O + O2 =>
2 H2O2 = 2 H2O + O2
NiCl2 + NH3 = [Ni(NH3)6]Cl2 =>
NiCl2 + 6 NH3 = [Ni(NH3)6]Cl2
Cr2O3 + Na2CO3 + KNO3 = Na2CrO4 + CO2 + KNO2 =>
Cr2O3 + 2 Na2CO3 + 3 KNO3 = 2 Na2CrO4 + 2 CO2 + 3 KNO2
C2H4 + O2 = CO2 + H2O =>
C2H4 + 3 O2 = 2 CO2 + 2 H2O
Na3PO4 + KOH = NaOH + K3PO4 =>
Na3PO4 + 3 KOH = 3 NaOH + K3PO4
(NH4)2S + K2Cr2O7 + H2O = S + Cr(OH)3 + KOH + NH3 =>
3(NH4)2S + K2Cr2O7 + H2O = 3 S + 2 Cr(OH)3 + 2 KOH + 6 NH3
Br2 + MgF2 = MgBr2 + F =>
Br2 + MgF2 = MgBr2 + 2 F
NH3 + O2 + CH4 = HCN + H2O =>
2 NH3 + 3 O2 + 2 CH4 = 2 HCN + 6 H2O
CaSO4 + C18H35NaO2 = C36H70CaO4 + Na2SO4 =>
CaSO4 + 2 C18H35NaO2 = C36H70CaO4 + Na2SO4
Na2O + HCl = NaCl + H2O =>
Na2O + 2 HCl = 2 NaCl + H2O
F2 + NaI = NaF + I2 =>
F2 + 2 NaI = 2 NaF + I2
Na + I = NaI =>
Na + I = NaI
CaCl2 + Na3PO4 = Ca3(PO4)2 + NaCl =>
3 CaCl2 + 2 Na3PO4 = Ca3(PO4)2 + 6 NaCl
Cu(NO3)2 + NaOH = Cu(OH)2 + NaNO3 = =>
Cu(NO3)2 + 2 NaOH = Cu(OH)2 + 2 NaNO3
H + Cl2 = HCl3 =>
2 H + 3 Cl2 = 2 HCl3
NH4OH(aq) + H2SO4(aq) = (NH4)2SO4(aq) + H2O =>
2 NH4OH(aq) + H2SO4(aq) = (NH4)2SO4(aq) + 2 H2O
H2O2 = H2O + O2 =>
2 H2O2 = 2 H2O + O2
N2 + O2 = N2O5 =>
2 N2 + 5 O2 = 2 N2O5
H2S + Cl2 = S8 + HCl =>
8 H2S + 8 Cl2 = S8 + 16 HCl
K2Cr2O7(s) + H2O(l) + S2(s) = SO2(g) + KOH(aq) + Cr2O3(aq) =>
4 K2Cr2O7(s) + 4 H2O(l) + 3 S2(s) = 6 SO2(g) + 8 KOH(aq) + 4 Cr2O3(aq)
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
HCOH + K2Cr2O7 + H2SO4 = HCOOH + K2SO4 + Cr2(SO4)3 + H2O =>
3 HCOH + K2Cr2O7 + 4 H2SO4 = 3 HCOOH + K2SO4 + Cr2(SO4)3 + 4 H2O
PdCl2(aq) + HNO3(aq) = Pd(NO3)2(s) + HCl(aq) =>
PdCl2(aq) + 2 HNO3(aq) = Pd(NO3)2(s) + 2 HCl(aq)
BaC + O2 = BaO + CO2 =>
2 BaC + 3 O2 = 2 BaO + 2 CO2
F + H2O = HF + O =>
2 F + H2O = 2 HF + O
Ce + HNO3 = Ce(NO3)3 + NO + H2O =>
Ce + 4 HNO3 = Ce(NO3)3 + NO + 2 H2O
CuSO4 + CaO = CuO + CaSO4 =>
CuSO4 + CaO = CuO + CaSO4
AlCl3 + H2O = Al2O3 + HCl =>
2 AlCl3 + 3 H2O = Al2O3 + 6 HCl
Al + HCl = AlCl3 + H2 =>
2 Al + 6 HCl = 2 AlCl3 + 3 H2
KBr(aq) + HCl(aq) = HBr(aq) + KCl(aq) =>
KBr(aq) + HCl(aq) = HBr(aq) + KCl(aq)
(NH4)2 + CO3 + BaCl2 = NH4Cl + BaCO3 =>
(NH4)2 + CO3 + BaCl2 = 2 NH4Cl + BaCO3
C5H5N + HCl = C5H5NH + Cl =>
C5H5N + HCl = C5H5NH + Cl
Cl2 + K3CO3 = KClO + KCl + CO2 =>
3 Cl2 + 2 K3CO3 = 2 KClO + 4 KCl + 2 CO2
K(IO3) + KI + H2SO4 = I2 + K2SO4 + H2O =>
K(IO3) + 5 KI + 3 H2SO4 = 3 I2 + 3 K2SO4 + 3 H2O
Na + CH3CO2H = H2 + NaCH3CO2 =>
2 Na + 2 CH3CO2H = H2 + 2 NaCH3CO2
SnI2 + Na2S = SnS + NaI =>
SnI2 + Na2S = SnS + 2 NaI
La2O3 + SrCO3 + CuO = La18Sr2Cu10O20 + CO2 + O2 =>
18 La2O3 + 4 SrCO3 + 20 CuO = 2 La18Sr2Cu10O20 + 4 CO2 + 19 O2
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur12/14/24
Équations équilibrées sur01/13/24
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