| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 Br + CaCl2 = 2 BrCl + Ca
NiO + HBr = NiBr2 + H2O =>
NiO + 2 HBr = NiBr2 + H2O
Ba + H2SO4 = BaSO3 + H2O =>
Ba + H2SO4 = BaSO3 + H2O
Hg2S2 = Hg + S8 =>
4 Hg2S2 = 8 Hg + S8
Cd(CH3COO)2 + NaOH = Cd(OH)2 + CH3COONa =>
Cd(CH3COO)2 + 2 NaOH = Cd(OH)2 + 2 CH3COONa
Ni(OH)2 + (NH4)2SO4 = NiSO4 + NH4(OH) =>
Ni(OH)2 + (NH4)2SO4 = NiSO4 + 2 NH4(OH)
HClO + KBr + HCl = KCl + Br2 + H2OHCl =>
HClO + 2 KBr + 2 HCl = 2 KCl + Br2 + H2OHCl
C2H6O + HNO3 = CO2 + H2O + N =>
5 C2H6O + 12 HNO3 = 10 CO2 + 21 H2O + 12 N
Sr(NO3) + CuSO4 = SrSO4 + CuNO3 =>
Sr(NO3) + CuSO4 = SrSO4 + CuNO3
Hg3O = Hg + O =>
Hg3O = 3 Hg + O
HC8H4O4 + Ca(OH)2 = Ca(C8H4O4)2 + H2O =>
2 HC8H4O4 + Ca(OH)2 = Ca(C8H4O4)2 + 2 H2O
K2S2O8 + NaI = Na2SO4 + K + I2 =>
K2S2O8 + 4 NaI = 2 Na2SO4 + 2 K + 2 I2
ZnS + O2 = ZnO + SO2 =>
2 ZnS + 3 O2 = 2 ZnO + 2 SO2
Me + H2SO4 = MeSO4 + H =>
Me + H2SO4 = MeSO4 + 2 H
Fe + Si = FeSi =>
Fe + Si = FeSi
MnSO4 + Co(CH3COO)2 = Mn(CH3COO)2 + CoSO4 =>
MnSO4 + Co(CH3COO)2 = Mn(CH3COO)2 + CoSO4
Cd(CH3COO)2 + NaOH = Cd(OH)2 + CH3COONa =>
Cd(CH3COO)2 + 2 NaOH = Cd(OH)2 + 2 CH3COONa
C7H13N + O2 = CO2 + H2O + NO2 =>
4 C7H13N + 45 O2 = 28 CO2 + 26 H2O + 4 NO2
MnO4{-} + C2O4{-2} + H2O = MnO2 + CO2 + OH{-} =>
2 MnO4{-} + 3 C2O4{-2} + 4 H2O = 2 MnO2 + 6 CO2 + 8 OH{-}
SeF4 + H2O = SeOF2 + HF =>
SeF4 + H2O = SeOF2 + 2 HF
Pb(NO3)2K2S = PbS + KNO3 =>
Pb(NO3)2K2S = PbS + 2 KNO3
Fe2Cl(aq) + KMnO4(aq) + HCl(aq) = FeCl3(aq) + MnCl2(aq) + H2O(l) + KCl(aq) =>
Fe2Cl(aq) + KMnO4(aq) + 8 HCl(aq) = 2 FeCl3(aq) + MnCl2(aq) + 4 H2O(l) + KCl(aq)
ZnSO4(aq) + Cu(NO3)2(aq) = Zn(NO3)2 + CuSO4 =>
ZnSO4(aq) + Cu(NO3)2(aq) = Zn(NO3)2 + CuSO4
K8 + Cl2 = KCl =>
K8 + 4 Cl2 = 8 KCl
Zn + O2 = ZnO =>
2 Zn + O2 = 2 ZnO
Al2O3 + Fe = Fe3O4 + Al =>
4 Al2O3 + 9 Fe = 3 Fe3O4 + 8 Al
MgS + HBr = MgBr2 + H2S =>
MgS + 2 HBr = MgBr2 + H2S
Na(s) + MgI(aq) = NaI(aq) + Mg =>
Na(s) + MgI(aq) = NaI(aq) + Mg
Pb(CO3) + HNO3 = Pb(NO3)2 + H2O + CO2 =>
Pb(CO3) + 2 HNO3 = Pb(NO3)2 + H2O + CO2
H2O(l) = H(g) + O2 =>
2 H2O(l) = 4 H(g) + O2
H2 + Cl2 + O2 = HClO7 =>
H2 + Cl2 + 7 O2 = 2 HClO7
P2O5 + NaNO3 = P(NO3)5 + Na2O =>
P2O5 + 10 NaNO3 = 2 P(NO3)5 + 5 Na2O
Cd + NH4OH = Cd(OH)2 + NH3 + H2 =>
Cd + 2 NH4OH = Cd(OH)2 + 2 NH3 + H2
H2 + Fl = H2Fl =>
H2 + Fl = H2Fl
RbHCO3 = Rb2CO3 + H2O + CO2 =>
2 RbHCO3 = Rb2CO3 + H2O + CO2
HCl + Mg2O4 = MgCl2 + H2O + Cl2 =>
8 HCl + Mg2O4 = 2 MgCl2 + 4 H2O + 2 Cl2
CaOH + CH3COOH = CaCH3COO + H2O =>
CaOH + CH3COOH = CaCH3COO + H2O
Al(s) + Cu{+} = Al3{+} + Cu(s) =>
3 Al(s) + Cu{+} = Al3{+} + Cu(s)
Al + ZnCl2 = Zn(s) + AlCl3 =>
2 Al + 3 ZnCl2 = 3 Zn(s) + 2 AlCl3
NiCl2(aq) + Na2S(aq) = NiS(s) + NaCl(aq) =>
NiCl2(aq) + Na2S(aq) = NiS(s) + 2 NaCl(aq)
TiOCl2 + NH4OH = TiO(OH)2 + NH4Cl =>
TiOCl2 + 2 NH4OH = TiO(OH)2 + 2 NH4Cl
NH4NO2 + H2SO4 = (NH4)2SO4 + HNO2 =>
2 NH4NO2 + H2SO4 = (NH4)2SO4 + 2 HNO2
Al + KOH + K2CrO4 + H2O = K3[Al(OH)]6 + Cr(OH)3 =>
6 Al + KOH + K2CrO4 + 4 H2O = K3[Al(OH)]6 + Cr(OH)3
Ni(NO3)2(aq) + HCl(aq) = NiCl2(s) + HNO3(aq) =>
Ni(NO3)2(aq) + 2 HCl(aq) = NiCl2(s) + 2 HNO3(aq)
K2(CrO4) + Zn(C2H3O2)2 = K(C2H3O2) + Zn2(CrO4)2 =>
2 K2(CrO4) + 2 Zn(C2H3O2)2 = 4 K(C2H3O2) + Zn2(CrO4)2
S(s) + H2O(l) = SOH(aq) + H2(g) =>
2 S(s) + 2 H2O(l) = 2 SOH(aq) + H2(g)
NaI(aq) + CaCl2(aq) = NaCl + CaI2 =>
2 NaI(aq) + CaCl2(aq) = 2 NaCl + CaI2
HF + Cr = CrF2 + H2 =>
2 HF + Cr = CrF2 + H2
NaCO + HCl = COCl2 + H2 + NaCl =>
2 NaCO + 6 HCl = 2 COCl2 + 3 H2 + 2 NaCl
Ba + (NO3)2 + Na + HCO3 = Ba(NO3)2NaHCO3 =>
Ba + (NO3)2 + Na + HCO3 = Ba(NO3)2NaHCO3
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur10/24/24
Équations équilibrées sur11/23/23
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