| Équations équilibrées la veille |
Mn + 4 NO3 = MnO4 + 4 NO2
Si2H3 + O2 = SiO2 + H2O =>
4 Si2H3 + 11 O2 = 8 SiO2 + 6 H2O
Al3 + H2O = Al2O3 + H2 =>
2 Al3 + 9 H2O = 3 Al2O3 + 9 H2
H2SO4(ac) + KOH(ac) = K2SO4(ac) + H2O(l) =>
H2SO4(ac) + 2 KOH(ac) = K2SO4(ac) + 2 H2O(l)
H2SeO4 + NaOH = NaHSeO4 + H2O =>
H2SeO4 + NaOH = NaHSeO4 + H2O
NH4OH + H = NH4 + H2O =>
NH4OH + H = NH4 + H2O
BaS + O3 = BaSO4 =>
3 BaS + 4 O3 = 3 BaSO4
KMnO4 + CHCH = KOOCCOOK + MnO2 + KOH + H2O =>
8 KMnO4 + 3 CHCH = 3 KOOCCOOK + 8 MnO2 + 2 KOH + 2 H2O
NiSO4 + NH3OH = NiOH + NH3SO4 =>
NiSO4 + NH3OH = NiOH + NH3SO4
NaO + H0 = NaOH =>
NaO + H0 = NaOH
Al2O3 + Br = Al + BrO =>
Al2O3 + 3 Br = 2 Al + 3 BrO
C(g) + O2(g) = CO(g) =>
2 C(g) + O2(g) = 2 CO(g)
CH4 + Cl2 = H2 + CHCl3 =>
2 CH4 + 3 Cl2 = 3 H2 + 2 CHCl3
Ni + Al(C2H3O2)3 = Ni(C2H3O2) + Al =>
3 Ni + Al(C2H3O2)3 = 3 Ni(C2H3O2) + Al
Fe(NO3)3(aq) + NaI(aq) = FeI3 + NaNO3 =>
Fe(NO3)3(aq) + 3 NaI(aq) = FeI3 + 3 NaNO3
HNO2 + Cu2O = Cu(NO3)2 + NO + H2O =>
14 HNO2 + Cu2O = 2 Cu(NO3)2 + 10 NO + 7 H2O
Cu + FeO = CuO2 + Fe =>
Cu + 2 FeO = CuO2 + 2 Fe
H2SO4 + NaHg = NaSO4 + Hg + H2 =>
H2SO4 + NaHg = NaSO4 + Hg + H2
K3[Al(OH)6] + HI = KI + Al(OH)3 + H2O =>
K3[Al(OH)6] + 3 HI = 3 KI + Al(OH)3 + 3 H2O
Fe(NO2)2 + NaOH = Fe(OH)2 + NaNO2 =>
Fe(NO2)2 + 2 NaOH = Fe(OH)2 + 2 NaNO2
Na2ZnO2 + CO2 + H2O = Zn(OH)2 + NaHCO3 =>
Na2ZnO2 + 2 CO2 + 2 H2O = Zn(OH)2 + 2 NaHCO3
KCN + O2 = KNCO =>
2 KCN + O2 = 2 KNCO
CH3OH + Na2O = CH3ONa + H2O =>
2 CH3OH + Na2O = 2 CH3ONa + H2O
CuCl + NaCl = CuCl2 + Na =>
CuCl + NaCl = CuCl2 + Na
H3PO4 + NH3 = (NH4)3PO4 =>
H3PO4 + 3 NH3 = (NH4)3PO4
Fe2O3(s) + CO = Fe(s) + CO2(g) =>
Fe2O3(s) + 3 CO = 2 Fe(s) + 3 CO2(g)
Al(s) + CuSO4 = Cu(s) + Al2(SO4)3 =>
2 Al(s) + 3 CuSO4 = 3 Cu(s) + Al2(SO4)3
H2CO3 + K(OH) = K2CO3 + H2O =>
H2CO3 + 2 K(OH) = K2CO3 + 2 H2O
CoCl2 + NH4Cl + NH4OH + H2O2 = [Co(NH3)5(H2O)]Cl3 + H2O =>
2 CoCl2 + 2 NH4Cl + 8 NH4OH + H2O2 = 2[Co(NH3)5(H2O)]Cl3 + 8 H2O
CH3CH2OH + Cr2O72{-} + H{+} = CH3COOH + Cr3{+} + H2O =>
427 CH3CH2OH + 12 Cr2O72{-} + 20 H{+} = 427 CH3COOH + 8 Cr3{+} + 437 H2O
AlBr3 + Mg(OH)2 = Al(OH)3 + MgBr2 =>
2 AlBr3 + 3 Mg(OH)2 = 2 Al(OH)3 + 3 MgBr2
As(OH)3 + H2SO4(aq) = As2(SO4)3(aq) + H2O(l) =>
2 As(OH)3 + 3 H2SO4(aq) = As2(SO4)3(aq) + 6 H2O(l)
C5H9NO + O2 = CO2 + H2O + N2 =>
4 C5H9NO + 27 O2 = 20 CO2 + 18 H2O + 2 N2
C6H6 + H2SO4 + NaOH = C6H5OH + Na2SO3 + H2O =>
C6H6 + H2SO4 + 2 NaOH = C6H5OH + Na2SO3 + 2 H2O
Pb(NO3)2 + C2H3NaO2 = Pb(C2H3O2)2 + NaNO3 =>
Pb(NO3)2 + 2 C2H3NaO2 = Pb(C2H3O2)2 + 2 NaNO3
N2O3 + H2SO4 = NOHSO4 + H2O =>
N2O3 + 2 H2SO4 = 2 NOHSO4 + H2O
C4H8 + F2 = CF4 + HF =>
C4H8 + 12 F2 = 4 CF4 + 8 HF
Ag + F = AgF2 =>
Ag + 2 F = AgF2
K2CrO4(aq) + H2SO4(aq) = K2SO4 + H2CrO4 =>
K2CrO4(aq) + H2SO4(aq) = K2SO4 + H2CrO4
SO4 + H3O = H2S + H2O =>
SO4 + 10 H3O = H2S + 14 H2O
AgBr + H2O = Ag2O + HBr =>
2 AgBr + H2O = Ag2O + 2 HBr
KCl(aq) + Pb(C2H3O2)2(aq) = PbCl2(s) + C2H3O2K(aq) =>
2 KCl(aq) + Pb(C2H3O2)2(aq) = PbCl2(s) + 2 C2H3O2K(aq)
NH4ClO2 = N2 + Cl2 + H2O =>
2 NH4ClO2 = N2 + Cl2 + 4 H2O
MgO + SiO2 = MgSiO3 =>
MgO + SiO2 = MgSiO3
Cs + H3PO4 = H3 + CsPO4 =>
Cs + H3PO4 = H3 + CsPO4
FeSO4(aq) + KOH(aq) = Fe(OH)2(s) + K2SO4(aq) =>
FeSO4(aq) + 2 KOH(aq) = Fe(OH)2(s) + K2SO4(aq)
Ca + CrCl3 = CrCl2 + CaCl2 =>
Ca + 2 CrCl3 = 2 CrCl2 + CaCl2
(NH4)2CO3 + Al(OH)3 = NH4OH + Al2(CO3)3 =>
3(NH4)2CO3 + 2 Al(OH)3 = 6 NH4OH + Al2(CO3)3
NH4Cl + H2O = NH5Cl + OH =>
NH4Cl + H2O = NH5Cl + OH
As2O3 + Ca(OH)2 = Ca3(AsO3)2 + H2O =>
As2O3 + 3 Ca(OH)2 = Ca3(AsO3)2 + 3 H2O
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Équations équilibrées sur10/23/24
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