| Équations équilibrées la veille | Équations équilibrées le lendemain |
Mg{-2} + 2 NaOH = Mg(OH)2 + 2 Na{-}
SrCO3(s) + HCl(aq) = SrCl2(aq) + H2O(l) + CO2(g) =>
SrCO3(s) + 2 HCl(aq) = SrCl2(aq) + H2O(l) + CO2(g)
S2Cl2(l) + NH3(l) = S4N4(s) + S8(s) + NH4Cl(s) =>
6 S2Cl2(l) + 16 NH3(l) = S4N4(s) + S8(s) + 12 NH4Cl(s)
Ga2O3(s) + C(s) + Cl2(g) = GaCl3(s) + CO(g) =>
Ga2O3(s) + 3 C(s) + 3 Cl2(g) = 2 GaCl3(s) + 3 CO(g)
Cu(NO3)2 = CuO + NO2 + O2 =>
2 Cu(NO3)2 = 2 CuO + 4 NO2 + O2
HNO3 + I2 = HIO3 + NO2 + H2O =>
10 HNO3 + I2 = 2 HIO3 + 10 NO2 + 4 H2O
Mn + CuCl = Cu + MnCl2 =>
Mn + 2 CuCl = 2 Cu + MnCl2
PbC2H3O2 + BaCl2 = PbCl2 + BaC2H3O2 =>
PbC2H3O2 + BaCl2 = PbCl2 + BaC2H3O2
Cr(NO3)3 + K2(SO4) = Cr2(SO4)3 + K(NO3) =>
2 Cr(NO3)3 + 3 K2(SO4) = Cr2(SO4)3 + 6 K(NO3)
H2O + ClO{-} + S2O3{2-} = S4O6{2-} + Cl{-} + OH{-} =>
H2O + ClO{-} + 2 S2O3{2-} = S4O6{2-} + Cl{-} + 2 OH{-}
CaSe = Ca + Se =>
CaSe = Ca + Se
Zn + FeNO = ZnNO + Fe =>
Zn + FeNO = ZnNO + Fe
H3PO4 + NH3 = ((NH4)3)PO4 =>
H3PO4 + 3 NH3 = ((NH4)3)PO4
Cr(OH)3 = Cr2O3 + H2O =>
2 Cr(OH)3 = Cr2O3 + 3 H2O
CO + H2 = C3H8 + H2O =>
3 CO + 7 H2 = C3H8 + 3 H2O
Mg(NO3)2(aq) + Li2SO4(aq) = LiNO3 + MgSO4 =>
Mg(NO3)2(aq) + Li2SO4(aq) = 2 LiNO3 + MgSO4
Mg3N2 + H2SO4 = MgSO4 + (NH4)2 + SO4 =>
Mg3N2 + 4 H2SO4 = 3 MgSO4 + (NH4)2 + SO4
CuCl + H = HCl + Cu =>
CuCl + H = HCl + Cu
Pb(NO3)2(aq) + K2SO4(aq) = PbSO4(s) + KNO3(aq) =>
Pb(NO3)2(aq) + K2SO4(aq) = PbSO4(s) + 2 KNO3(aq)
NaHCO3(s) = H2O(l) + Na2CO3(aq) + CO2(g) =>
2 NaHCO3(s) = H2O(l) + Na2CO3(aq) + CO2(g)
C7H16 + O2 = CO2 + H2O =>
C7H16 + 11 O2 = 7 CO2 + 8 H2O
SrC4H6O4 + Na3PO4 = Sr3(PO4)2 + NaC2H3O2 =>
3 SrC4H6O4 + 2 Na3PO4 = Sr3(PO4)2 + 6 NaC2H3O2
CaSe = Ca + Se =>
CaSe = Ca + Se
C + H2O = CO + H2 =>
C + H2O = CO + H2
Na + H2O = NaOH + H2 = =>
2 Na + 2 H2O = 2 NaOH + H2
Eu + HF = EuF3 + H2 =>
2 Eu + 6 HF = 2 EuF3 + 3 H2
Cr(NO3)3 + K2(SO4) = Cr2(SO4)3 + K(NO3) =>
2 Cr(NO3)3 + 3 K2(SO4) = Cr2(SO4)3 + 6 K(NO3)
Fe + O2 = Fe2O3 =>
4 Fe + 3 O2 = 2 Fe2O3
AlCl3 + H2O = Al(OH)3 + HCl =>
AlCl3 + 3 H2O = Al(OH)3 + 3 HCl
Zn + Ni2(SO3)3 = Ni + ZnSO3 =>
3 Zn + Ni2(SO3)3 = 2 Ni + 3 ZnSO3
NH3 + NO2 = N2 + H2O =>
8 NH3 + 6 NO2 = 7 N2 + 12 H2O
Pb(OH)4 + Cu2O = PbO2 + CuOH =>
Pb(OH)4 + 2 Cu2O = PbO2 + 4 CuOH
Cr(NO3)2(aq) + Na3PO4(aq) = Cr3(PO4)2(s) + NaNO3(aq) =>
3 Cr(NO3)2(aq) + 2 Na3PO4(aq) = Cr3(PO4)2(s) + 6 NaNO3(aq)
Ca + SnBr2 = CaBr2 + Sn =>
Ca + SnBr2 = CaBr2 + Sn
Cr(SO4)3 + NH4OH = Cr(OH)3 + NH4SO4 =>
Cr(SO4)3 + 3 NH4OH = Cr(OH)3 + 3 NH4SO4
Ag(NO3) + LiBr = AgBr + LiNO3 =>
Ag(NO3) + LiBr = AgBr + LiNO3
KHCl = KClH =>
KHCl = KClH
CO + Fe = FeO + C =>
CO + Fe = FeO + C
H3 + Cl = HCl =>
H3 + 3 Cl = 3 HCl
Fe2 + Sn(OH)4 = Fe(OH)2 + Sn =>
Fe2 + Sn(OH)4 = 2 Fe(OH)2 + Sn
NH4NO3 = N2O + H2O =>
NH4NO3 = N2O + 2 H2O
Cu(s) + HNO3(g) = Cu(NO3)2(aq) + NO2(g) + H2O(l) =>
Cu(s) + 4 HNO3(g) = Cu(NO3)2(aq) + 2 NO2(g) + 2 H2O(l)
(NH4)2SO4 + (NaOH) = NH3 + H2O + Na2(SO4) =>
(NH4)2SO4 + 2(NaOH) = 2 NH3 + 2 H2O + Na2(SO4)
Al4C3(g) + H2O(l) = Al(OH)3(aq) + CH4(g) =>
Al4C3(g) + 12 H2O(l) = 4 Al(OH)3(aq) + 3 CH4(g)
NaCl + Ag(NO4) = AgCl + Na(NO4) =>
NaCl + Ag(NO4) = AgCl + Na(NO4)
B(NO3)3 + H2SO4 = HNO3 + B2(SO4)3 =>
2 B(NO3)3 + 3 H2SO4 = 6 HNO3 + B2(SO4)3
NaI + MnO2 + H2SO4 = Na2SO4 + MnSO4 + H2O + I2 =>
2 NaI + MnO2 + 2 H2SO4 = Na2SO4 + MnSO4 + 2 H2O + I2
HNO2 + Be(OH)2 = Be(NO2)2 + H2O =>
2 HNO2 + Be(OH)2 = Be(NO2)2 + 2 H2O
H2O2 = H2O + O2 =>
2 H2O2 = 2 H2O + O2
(CH2OH)4C + HNO3 = (CH2ONO2)4C + H2O =>
(CH2OH)4C + 4 HNO3 = (CH2ONO2)4C + 4 H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur11/02/24
Équations équilibrées sur12/02/23
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