| Équations équilibrées la veille | Équations équilibrées le lendemain |
Be(OH)2 + 2 HCl = BeCl2 + 2 H2O
KOH + CS2 + C3H8O = C6H11KOS2 + H2O =>
3 KOH + 3 CS2 + 5 C3H8O = 3 C6H11KOS2 + 5 H2O
K2CO3(s) + CH3CO2H(aq) = KCH3CO2(aq) + H2O(l) + CO2(g) =>
K2CO3(s) + 2 CH3CO2H(aq) = 2 KCH3CO2(aq) + H2O(l) + CO2(g)
B + O2 = (B2O3) =>
4 B + 3 O2 = 2(B2O3)
CaCO3 + HOCl = CO2 + CaCl2 + H2O + O2 =>
CaCO3 + 2 HOCl = CO2 + CaCl2 + H2O + O2
CaCl2 + H2O = Ca(OH)2 + H + Cl =>
CaCl2 + 2 H2O = Ca(OH)2 + 2 H + 2 Cl
Na3AsO4 + Na2S2O3 + H2SO4 = As2S3 + Na2SO4 + H2O =>
4 Na3AsO4 + 7 Na2S2O3 + 5 H2SO4 = 2 As2S3 + 13 Na2SO4 + 5 H2O
H1 + F1 = HF =>
H1 + F1 = HF
KI + KNO3 + CH3COOH = I2 + CH3COOK + NO + H2O =>
6 KI + 2 KNO3 + 8 CH3COOH = 3 I2 + 8 CH3COOK + 2 NO + 4 H2O
H{+} + Cr2O7{-2} + C2H5OH = Cr{3+} + C2H4O + H2O =>
8 H{+} + Cr2O7{-2} + 3 C2H5OH = 2 Cr{3+} + 3 C2H4O + 7 H2O
KCl + FeO = K2O + FeCl2 =>
2 KCl + FeO = K2O + FeCl2
LiOH(aq) + H2SO4 = Li2SO4 + H2O =>
2 LiOH(aq) + H2SO4 = Li2SO4 + 2 H2O
C6H14 + BrO2 = C6H14BrO2 =>
C6H14 + BrO2 = C6H14BrO2
SO2 + Li2O = Li2S + O =>
SO2 + Li2O = Li2S + 3 O
Mg{2+} + Pt = Mg + Pt{2+} =>
Mg{2+} + Pt = Mg + Pt{2+}
Cd + HBr = H + CdBr =>
Cd + HBr = H + CdBr
CaCO3 + Na2HPO4 = H2O + CO2 + Na2CO3 + Ca3(PO4)2 =>
3 CaCO3 + 2 Na2HPO4 = H2O + CO2 + 2 Na2CO3 + Ca3(PO4)2
Ni(OH)2 + NH4OH = Ni(NH3)6(OH)2 + H2O =>
Ni(OH)2 + 6 NH4OH = Ni(NH3)6(OH)2 + 6 H2O
NH3 + O2 = NO2 + water =>
4 NH3 + 7 O2 = 4 NO2 + 6 H2O
[Zn(H2O)2(OH)2] + OH{-} = [Zn(OH)4]{2-} + H2O =>
[Zn(H2O)2(OH)2] + 2 OH{-} = [Zn(OH)4]{2-} + 2 H2O
BeO + N2O5 = Be(NO3)2 =>
BeO + N2O5 = Be(NO3)2
H2SO4 + HI = S2O + I2 + H2O =>
2 H2SO4 + 10 HI = S2O + 5 I2 + 7 H2O
Na3[Cr(OH)6] + H2SO4 = Cr(OH)3 + Na2SO4 + H2O =>
2 Na3[Cr(OH)6] + 3 H2SO4 = 2 Cr(OH)3 + 3 Na2SO4 + 6 H2O
C2H2 + AgNO3 = C2HAg + HNO3 =>
C2H2 + AgNO3 = C2HAg + HNO3
KBrO3 + HCl + KI = KBr + H2O + KCl + I2 =>
KBrO3 + 6 HCl + 6 KI = KBr + 3 H2O + 6 KCl + 3 I2
NO + KMnO4 + H2O = KOH + NO2 + MnO2 =>
3 NO + 2 KMnO4 + H2O = 2 KOH + 3 NO2 + 2 MnO2
MnO4{-} + H{+} + Fe{2+} = Mn{2+} + OH{-} + Fe{3+} =>
MnO4{-} + 4 H{+} + 5 Fe{2+} = Mn{2+} + 4 OH{-} + 5 Fe{3+}
H2SO4 + KOH = HOH + KHSO4 =>
H2SO4 + KOH = HOH + KHSO4
GaCl3 + NH3 = (GaH)3 + N2 + Cl2 =>
6 GaCl3 + 2 NH3 = 2(GaH)3 + N2 + 9 Cl2
MnBr2 + Na = NaBr + Mn =>
MnBr2 + 2 Na = 2 NaBr + Mn
HNO3 + H3PO3 = NO + H3PO4 + H2O =>
2 HNO3 + 3 H3PO3 = 2 NO + 3 H3PO4 + H2O
Al + NaOH = Al(OH)3 + Na =>
Al + 3 NaOH = Al(OH)3 + 3 Na
NH4NO3 = NO2 + NH3 + H2O =>
7 NH4NO3 = 8 NO2 + 6 NH3 + 5 H2O
K + MgBr2 = KBr + Mg =>
2 K + MgBr2 = 2 KBr + Mg
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
K2S + FeBr3 = Fe2S3 + KBr =>
3 K2S + 2 FeBr3 = Fe2S3 + 6 KBr
Si(OH)2 + H2O = SiO2 + H3O =>
Si(OH)2 + 2 H2O = SiO2 + 2 H3O
Co(NO3)2 + CaS = Ca(NO3)2 + CoS =>
Co(NO3)2 + CaS = Ca(NO3)2 + CoS
TiO2 + Na2O = Na2TiO3 =>
TiO2 + Na2O = Na2TiO3
AlCl3(aq) + K2S(aq) = KCl + Al2S3 =>
2 AlCl3(aq) + 3 K2S(aq) = 6 KCl + Al2S3
Ba(OH)2 + H2O = H3O + Ba(O2H) =>
Ba(OH)2 + H2O = H3O + Ba(O2H)
C4H9OH + CuO = C4H7OH + H2O + Cu =>
C4H9OH + CuO = C4H7OH + H2O + Cu
Fe2O3(s) + HNO3(aq) = Fe(NO3)3(aq) + H2O(l) =>
Fe2O3(s) + 6 HNO3(aq) = 2 Fe(NO3)3(aq) + 3 H2O(l)
Zn(s) + HgO(s) + H2O(l) = Zn(OH)2(s) + Hg(l) =>
Zn(s) + HgO(s) + H2O(l) = Zn(OH)2(s) + Hg(l)
H2S + MnO4{-} + H{+} = S + Mn2{+} + H2O =>
13 H2S + 4 MnO4{-} + 6 H{+} = 13 S + 2 Mn2{+} + 16 H2O
Co2(aq) + HCl(aq) = CoCl2(s) + H2(g) =>
Co2(aq) + 4 HCl(aq) = 2 CoCl2(s) + 2 H2(g)
ZnSO4 + MgS = MgSO4 + ZnS =>
ZnSO4 + MgS = MgSO4 + ZnS
SiO2 + N2 = SiON + NO =>
SiO2 + N2 = SiON + NO
MgCl2 + HOH = MgOHCl + HCl =>
MgCl2 + HOH = MgOHCl + HCl
N2S + Na = NaN2S =>
N2S + Na = NaN2S
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur12/11/24
Équations équilibrées sur01/10/24
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