| Équations équilibrées la veille |
Sn + Pb(OH)2 = Sn(OH)2 + Pb
CaCl2 + Na3P = Ca3P2 + Na2Cl2 =>
3 CaCl2 + 2 Na3P = Ca3P2 + 3 Na2Cl2
C2H6S + O2 = SO2 + CO2 + H2O =>
2 C2H6S + 9 O2 = 2 SO2 + 4 CO2 + 6 H2O
Al + Fe3O2 = Al2O3 + Fe =>
4 Al + 3 Fe3O2 = 2 Al2O3 + 9 Fe
Mg + H2SO4 = H2 + Mg2(SO4) =>
2 Mg + H2SO4 = H2 + Mg2(SO4)
K(s) + H2O(g) = KOH + H2 =>
2 K(s) + 2 H2O(g) = 2 KOH + H2
Al + Cl2 = AlCl3 =>
2 Al + 3 Cl2 = 2 AlCl3
NO2 + H2 = NH3 + H2O =>
2 NO2 + 7 H2 = 2 NH3 + 4 H2O
Al(OH)3 + BaSO4 = Al2(SO4)3 + Ba(OH)2 =>
2 Al(OH)3 + 3 BaSO4 = Al2(SO4)3 + 3 Ba(OH)2
K2Cr2O7 + H2SO4 + Na2S2O3 = Cr2(SO4)3 + Na2SO4 + K2SO4 + H2O =>
4 K2Cr2O7 + 13 H2SO4 + 3 Na2S2O3 = 4 Cr2(SO4)3 + 3 Na2SO4 + 4 K2SO4 + 13 H2O
AgF + H2S = Ag2S + HF =>
2 AgF + H2S = Ag2S + 2 HF
Ni(CH3COO)2 + CH3OH = Ni(OH)2 + CH3COOCH3 =>
Ni(CH3COO)2 + 2 CH3OH = Ni(OH)2 + 2 CH3COOCH3
NiO(s) + H2SO4(aq) = NiSO4(aq) + H2O(l) =>
NiO(s) + H2SO4(aq) = NiSO4(aq) + H2O(l)
Ba(OH)2 + Na3(PO4) = Ba3(PO4)2 + NaOH =>
3 Ba(OH)2 + 2 Na3(PO4) = Ba3(PO4)2 + 6 NaOH
C2H6O2 + KMnO4 + H2SO4 = (COOH)2 + MnSO4 + K2SO4 + H2O =>
5 C2H6O2 + 8 KMnO4 + 12 H2SO4 = 5(COOH)2 + 8 MnSO4 + 4 K2SO4 + 22 H2O
CoCl2*6H2O + NH4Cl = NH4Cl2 + CoCl + H2O =>
CoCl2*6H2O + NH4Cl = NH4Cl2 + CoCl + 6 H2O
CaS + H2O = Ca(HS)2 + Ca(OH)2 =>
2 CaS + 2 H2O = Ca(HS)2 + Ca(OH)2
AgNO3 + K2CrO4 = KNO3 + Ag2CrO4 =>
2 AgNO3 + K2CrO4 = 2 KNO3 + Ag2CrO4
CuSO4 + S = SO3 + CuS =>
3 CuSO4 + 4 S = 4 SO3 + 3 CuS
Al(OH)3(s) + OH{-}(aq){-4} = Al(OH)4{-}(aq) =>
Al(OH)3(s) + OH{-}(aq){-4} = Al(OH)4{-}(aq)
C2H4O2 + NaCO3 = NaCHO + H2O + CO =>
5 C2H4O2 + 4 NaCO3 = 4 NaCHO + 8 H2O + 10 CO
Co2 + H2SeO2 = Co2(SeO2)3 + H =>
Co2 + 3 H2SeO2 = Co2(SeO2)3 + 6 H
CuS2 + CuO2 = Cu + SO4 =>
CuS2 + 4 CuO2 = 5 Cu + 2 SO4
Na2S2O5 + H2O = NaHSO3 =>
Na2S2O5 + H2O = 2 NaHSO3
H2Se + Cr(OH)3 = CrHSe2 + H2O =>
2 H2Se + Cr(OH)3 = CrHSe2 + 3 H2O
Na3PO4 + LiNO3 = Li3PO4 + NaNO3 =>
Na3PO4 + 3 LiNO3 = Li3PO4 + 3 NaNO3
Ba(NO3)2 + Cu2SO4 = BaSO4 + Cu2(NO3)2 =>
Ba(NO3)2 + Cu2SO4 = BaSO4 + Cu2(NO3)2
Na2Cr2O7 + H2C2O4 + H2SO4 = Na2SO4 + Cr2(SO4)3 + CO2 + H2O =>
Na2Cr2O7 + 3 H2C2O4 + 4 H2SO4 = Na2SO4 + Cr2(SO4)3 + 6 CO2 + 7 H2O
H6 + N2 = N2H6 =>
H6 + N2 = N2H6
AlO2 = Al + O =>
AlO2 = Al + 2 O
NH4NO3 + SrS = Sr(NO3)2 + (NH4)2S =>
2 NH4NO3 + SrS = Sr(NO3)2 + (NH4)2S
Ni(s) + O2(g) = NiO2 =>
Ni(s) + O2(g) = NiO2
Li2CO3 = Li2OCO2 =>
Li2CO3 = Li2OCO2
FeCl3(aq) + KI = FeCl2 + I2 + KCl =>
2 FeCl3(aq) + 2 KI = 2 FeCl2 + I2 + 2 KCl
NH4NO3 + KNH2 = KNO3 + NH3 =>
NH4NO3 + KNH2 = KNO3 + 2 NH3
Hq(NO3)2 + Al = Hq + Al(NO3)3 =>
3 Hq(NO3)2 + 2 Al = 3 Hq + 2 Al(NO3)3
Cu + AgF = CuF + Ag =>
Cu + AgF = CuF + Ag
CH3CH2CH2Br + Zn + HCl = CH3CH2CH3 + ZnCl2 + Br =>
2 CH3CH2CH2Br + Zn + 2 HCl = 2 CH3CH2CH3 + ZnCl2 + 2 Br
KOH + H2SO3 = H2O + K2SO3 =>
2 KOH + H2SO3 = 2 H2O + K2SO3
Na2Cr2O7 + NaNO2 + H2SO4 = NaNO3 + Cr2(SO4)3 + Na2SO4 + H2O =>
Na2Cr2O7 + 3 NaNO2 + 4 H2SO4 = 3 NaNO3 + Cr2(SO4)3 + Na2SO4 + 4 H2O
Pb + SO2 = PbSO2 =>
Pb + SO2 = PbSO2
NiCl2*6H2O + NH3 = Ni(NH3)9Cl2 + H2O =>
NiCl2*6H2O + 9 NH3 = Ni(NH3)9Cl2 + 6 H2O
CHCl3 + O2 = H2O + CO2 + Cl2 =>
4 CHCl3 + 5 O2 = 2 H2O + 4 CO2 + 6 Cl2
(C2H5)3N + HNO3 = NO3{-} + (C2H5)3NH{+} =>
(C2H5)3N + HNO3 = NO3{-} + (C2H5)3NH{+}
P + HNO3 = P4O10 + H2O + NO2 =>
4 P + 20 HNO3 = P4O10 + 10 H2O + 20 NO2
C3H7O2N + NaOH = CH3COONa + NH3 + H2O =>
2 C3H7O2N + 3 NaOH = 3 CH3COONa + 2 NH3 + H2O
RbCl + Ca(OH)2 = Rb(OH)2 + CaCl =>
RbCl + Ca(OH)2 = Rb(OH)2 + CaCl
C8H18 + O2 = C8O18 + H2 =>
C8H18 + 9 O2 = C8O18 + 9 H2
BrF3 + SiO2 = SiF + Br2 + O2 =>
2 BrF3 + 6 SiO2 = 6 SiF + Br2 + 6 O2
MnCl + KPO4 = MnPO4 + KCl =>
MnCl + KPO4 = MnPO4 + KCl
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Équations équilibrées sur11/23/24
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