| Équations équilibrées la veille |
PbCuS + 8 HNO3 = Pb(NO3)2 + Cu(NO3)2 + 4 NO2 + S + 4 H2O
Hg2{+2} + MnO4{-2} = Hg + MnO4{-} =>
Hg2{+2} + 2 MnO4{-2} = 2 Hg + 2 MnO4{-}
(NH4)2CO3 + Al(OH)3 = NH4OH + Al2(CO3)3 =>
3(NH4)2CO3 + 2 Al(OH)3 = 6 NH4OH + Al2(CO3)3
Si4H + O2 = SiO2 + H2O =>
4 Si4H + 17 O2 = 16 SiO2 + 2 H2O
Cu{2+} + Cl{-} = [CuCl4]{2-} =>
Cu{2+} + 4 Cl{-} = [CuCl4]{2-}
Al + H2SO4 = Al2(SO4)3 + H2 =>
2 Al + 3 H2SO4 = Al2(SO4)3 + 3 H2
Ba + N2 = Ba3N6 =>
3 Ba + 3 N2 = Ba3N6
(NH4)2CO3 + AlCl3 = NH4Cl3 + Al2CO3 =>
(NH4)2CO3 + 2 AlCl3 = 2 NH4Cl3 + Al2CO3
CH3CH2CH2CH2OH + K = CH3CH2CH2CH2OK + H2 =>
2 CH3CH2CH2CH2OH + 2 K = 2 CH3CH2CH2CH2OK + H2
Au(CIO3)3 + Cd = Au(CIO3)3Cd =>
Au(CIO3)3 + Cd = Au(CIO3)3Cd
Ga(OH)3 + HCH3COO = C6H9GaO6 + H2O =>
Ga(OH)3 + 3 HCH3COO = C6H9GaO6 + 3 H2O
MgF2 + Li2CO3 = MgCO3 + LiF =>
MgF2 + Li2CO3 = MgCO3 + 2 LiF
C2 + H2 + O2 = C2H5OH =>
2 C2 + 6 H2 + O2 = 2 C2H5OH
BaI + FrCl = BaCl + FrI =>
BaI + FrCl = BaCl + FrI
KNO2 + Br2 + KOH = KNO3 + KBr + H2O =>
KNO2 + Br2 + 2 KOH = KNO3 + 2 KBr + H2O
Al + CO6 = Al2O3 + CO2 =>
8 Al + 3 CO6 = 4 Al2O3 + 3 CO2
S8 + CrN = S3N2 + Cr =>
3 S8 + 16 CrN = 8 S3N2 + 16 Cr
SO2 + KOH = KHSO3 =>
SO2 + KOH = KHSO3
FeSO4K3Fe(CN)6 = Fe(CN)6K3FeSO4 =>
FeSO4K3Fe(CN)6 = Fe(CN)6K3FeSO4
CaC2 + H2O = C2H2 + Ca(OH)2 =>
CaC2 + 2 H2O = C2H2 + Ca(OH)2
NaCl(aq) + CO2(g) + NH3(aq) + H2O(l) = NH4Cl(aq) + NaHCO3(s) =>
NaCl(aq) + CO2(g) + NH3(aq) + H2O(l) = NH4Cl(aq) + NaHCO3(s)
CH3NH2 = CH2 + NH3 =>
CH3NH2 = CH2 + NH3
NO2{2-} + MnO4{-} + H{+} = NO3{-} + Mn2{+} + H2O =>
13 NO2{2-} + 6 MnO4{-} + 22 H{+} = 13 NO3{-} + 3 Mn2{+} + 11 H2O
MgCo3 + NaCl = MgCl2 + Na2Co3 =>
MgCo3 + 2 NaCl = MgCl2 + Na2Co3
SiO4 = Si2O7 + O2 =>
4 SiO4 = 2 Si2O7 + O2
C17H35COONa + MgCl2 = Mg(C17H35COO)2 + NaCl =>
2 C17H35COONa + MgCl2 = Mg(C17H35COO)2 + 2 NaCl
CuCO3 + H2O = CuO + H2CO3 =>
CuCO3 + H2O = CuO + H2CO3
VO{2+} + MnO4{-} + H2O = VO2{+} + H{+} + Mn{2+} =>
5 VO{2+} + MnO4{-} + H2O = 5 VO2{+} + 2 H{+} + Mn{2+}
HCl + CaCO3 = CaCl2 + H2O + CO2 =>
2 HCl + CaCO3 = CaCl2 + H2O + CO2
Pb(NO3)2 + K = Pb4 + K(NO3) =>
4 Pb(NO3)2 + 8 K = Pb4 + 8 K(NO3)
CO2 + Ca(NO3)2 + H2O = CaCO3 + HNO3 =>
CO2 + Ca(NO3)2 + H2O = CaCO3 + 2 HNO3
NaCl + Ca(NO3)2 = CaCl2 + (NaNO3)2 =>
2 NaCl + Ca(NO3)2 = CaCl2 + (NaNO3)2
MgCu + HCl = MgCl + H2 + Cu =>
2 MgCu + 2 HCl = 2 MgCl + H2 + 2 Cu
N2O + H2O = NH4NO3 =>
N2O + 2 H2O = NH4NO3
HNO3(aq) + Sr(OH)2(aq) = H2O(l) + Sr(NO3)2(aq) =>
2 HNO3(aq) + Sr(OH)2(aq) = 2 H2O(l) + Sr(NO3)2(aq)
Cu + AgNO3 = CuNO3 + Ag =>
Cu + AgNO3 = CuNO3 + Ag
C20H41COOH + O2 = CO + H2O =>
C20H41COOH + 20 O2 = 21 CO + 21 H2O
BaCl2 + Na2CO3 = BaCO3 + NaCl =>
BaCl2 + Na2CO3 = BaCO3 + 2 NaCl
Fe63 + Cl2 = FeCl21 =>
2 Fe63 + 1323 Cl2 = 126 FeCl21
KMnO4 + C3H5(OH)3 + H2SO4 = MnSO4 + K2SO4 + CH3COOH + H2O =>
4 KMnO4 + 10 C3H5(OH)3 + 6 H2SO4 = 4 MnSO4 + 2 K2SO4 + 15 CH3COOH + 16 H2O
Zn + S8 = ZnS269 =>
8 Zn + 269 S8 = 8 ZnS269
Fe(NO3)3 + K2S = KNO3 + Fe2S3 =>
2 Fe(NO3)3 + 3 K2S = 6 KNO3 + Fe2S3
Na2SO3 + Se = Na2SO3Se =>
Na2SO3 + Se = Na2SO3Se
Li(CH3) + PtCl4 = Pt(CH3)4 + LiCl =>
4 Li(CH3) + PtCl4 = Pt(CH3)4 + 4 LiCl
HMnO4 + Na2O = NaMnO4 + H2O =>
2 HMnO4 + Na2O = 2 NaMnO4 + H2O
N2O + H = N2H4 + H2O =>
N2O + 6 H = N2H4 + H2O
Se3 = Se4 =>
4 Se3 = 3 Se4
K2O + CaCl2 = CaO + KCl =>
K2O + CaCl2 = CaO + 2 KCl
HIO = I2O + H2O =>
2 HIO = I2O + H2O
KMnO4 + NaOH + Na2S2O3 = Na2MnO4 + K2MnO4 + K2SO4 + H2O =>
8 KMnO4 + 10 NaOH + Na2S2O3 = 6 Na2MnO4 + 2 K2MnO4 + 2 K2SO4 + 5 H2O
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