| Équations équilibrées la veille |
Zn + 2 NH4VO3 + 6 H2SO4 = ZnSO4 + (NH4)2SO4 + 2 V(SO4)2 + 6 H2O
Ba{+} + {-} = Ba =>
Ba{+} + e = Ba
K4[Fe(CN)6] + KMnO4 + H2O = K2[Fe(CN)6] + MnO(OH)2 + KOH =>
3 K4[Fe(CN)6] + 2 KMnO4 + 6 H2O = 3 K2[Fe(CN)6] + 2 MnO(OH)2 + 8 KOH
(C2K2O4)H2O + (C2H2O4)H4O2 + Cr2K2O7 = K3(Cr(C2O4)3)H6O3 + H2O + CO2 =>
2(C2K2O4)H2O + 7(C2H2O4)H4O2 + Cr2K2O7 = 2 K3(Cr(C2O4)3)H6O3 + 17 H2O + 6 CO2
H2S + NaOH + NaOCl = Na2SO4 + NaCl + H2O =>
H2S + 2 NaOH + 4 NaOCl = Na2SO4 + 4 NaCl + 2 H2O
CH4 + CO2 = C2H4O2 =>
CH4 + CO2 = C2H4O2
C3H4 + [Ag(NH3)2]OH = Ag + CO2 + H2O + NH3 =>
C3H4 + 16[Ag(NH3)2]OH = 16 Ag + 3 CO2 + 10 H2O + 32 NH3
(NH4)2SO3 + (NH4)2S4O6 = (NH4)2SO4 + S =>
2(NH4)2SO3 + (NH4)2S4O6 = 3(NH4)2SO4 + 3 S
Bi2O3 + NaI + H2O = BiI3 + NaOH =>
Bi2O3 + 6 NaI + 3 H2O = 2 BiI3 + 6 NaOH
HClKHS = KClH2S =>
HClKHS = KClH2S
CH3CO2Na + HCl = CH3CO2H + NaCl =>
CH3CO2Na + HCl = CH3CO2H + NaCl
(CH2)6N4 + H2O = CH2O + NH4OH =>
(CH2)6N4 + 10 H2O = 6 CH2O + 4 NH4OH
CH2OO + NaOH = CHOONa + H2O =>
CH2OO + NaOH = CHOONa + H2O
NaHCO3 = H2 + O2 + CO2 + Na2CO3 =>
4 NaHCO3 = 2 H2 + O2 + 2 CO2 + 2 Na2CO3
Pb(CH3COO)2 + Na2CrO4 = PbCrO4 + CH3COONa =>
Pb(CH3COO)2 + Na2CrO4 = PbCrO4 + 2 CH3COONa
CH3OH + MnO4{-} = CO2 + MnO2 + OH{-} + H2O =>
CH3OH + 2 MnO4{-} = CO2 + 2 MnO2 + 2 OH{-} + H2O
KI + AgNO3 = AgKI + NO3 =>
KI + AgNO3 = AgKI + NO3
KNO3Mg = MgNO3K =>
KNO3Mg = MgNO3K
NaCl + HCl = NaH + Cl2 =>
NaCl + HCl = NaH + Cl2
SI + O2 = SIO2 =>
SI + O2 = SIO2
Mn + O2 = Mn2O3 =>
4 Mn + 3 O2 = 2 Mn2O3
Ba + H2O = BaH2O = H2 =>
Ba + H2O = BaH2O
HNo3 + K2Cr2O7 + Fe(No3)2 = K2CrO4 + Fe(No3)3 + H2O + Cr(No3)3 =>
6 HNo3 + K2Cr2O7 + 3 Fe(No3)2 = K2CrO4 + 3 Fe(No3)3 + 3 H2O + Cr(No3)3
Hg2(NO3)2 + FeCl2 = Hg2Cl2 + Fe(NO3)2 =>
Hg2(NO3)2 + FeCl2 = Hg2Cl2 + Fe(NO3)2
Sc(OH)3 + KOH = KSc(OH)4 =>
Sc(OH)3 + KOH = KSc(OH)4
H2SO4 + Fe2O3 = Fe2(SO4)3 + H2O =>
3 H2SO4 + Fe2O3 = Fe2(SO4)3 + 3 H2O
K + MnO4 + C6H8 = KH2 + MnHCO3 + O2 =>
K + 6 MnO4 + C6H8 = KH2 + 6 MnHCO3 + 3 O2
C9H11NO2H4SO2 = C9H15SNO4 =>
C9H11NO2H4SO2 = C9H15SNO4
Al(NO3)3 = Al + NO2 + O2 =>
2 Al(NO3)3 = 2 Al + 6 NO2 + 3 O2
NH3CuCl2 = Cu(NH3)Cl2 =>
NH3CuCl2 = Cu(NH3)Cl2
SiO2 + KOH + Li = KLiSiO3 + SiH4 + H2O =>
9 SiO2 + 8 KOH + 8 Li = 8 KLiSiO3 + SiH4 + 2 H2O
NH3 + KMnO4 + KOH = KON3 + K2MnO4 + H2O =>
3 NH3 + 10 KMnO4 + 11 KOH = KON3 + 10 K2MnO4 + 10 H2O
Bi2O3 + NaI + H2O = BiI3 + NaOH =>
Bi2O3 + 6 NaI + 3 H2O = 2 BiI3 + 6 NaOH
Sc(OH)3 + KOH = KSc(OH)4 =>
Sc(OH)3 + KOH = KSc(OH)4
NO2 = N2O4 =>
2 NO2 = N2O4
Al + S8 + O2 = Al2(SO4)3 =>
16 Al + 3 S8 + 48 O2 = 8 Al2(SO4)3
CrO2{2-} + OH{-} = CrO4{2-} + H2O + {-} =>
CrO2{2-} + 4 OH{-} = CrO4{2-} + 2 H2O + 4e
H2SO4 + Ag2O = Ag2SO4 + H2O =>
H2SO4 + Ag2O = Ag2SO4 + H2O
Cu(NO3)2 + Na2SO4 = CuSO4 + (NO3)Na =>
Cu(NO3)2 + Na2SO4 = CuSO4 + 2(NO3)Na
CaCl2(aq) + HCl(aq) = HCl2(aq) + CaCl =>
CaCl2(aq) + HCl(aq) = HCl2(aq) + CaCl
HNO3 + LiOH = H2O + Li + NO3 =>
HNO3 + LiOH = H2O + Li + NO3
C2H4 + O2 = CO2 + H2O =>
C2H4 + 3 O2 = 2 CO2 + 2 H2O
C2H5COOHCl2 = CH2ClCH2COOHHCl =>
C2H5COOHCl2 = CH2ClCH2COOHHCl
Na + Cl2 = NaCl =>
2 Na + Cl2 = 2 NaCl
Cl2 + NaBr = NaCl + Br2 =>
Cl2 + 2 NaBr = 2 NaCl + Br2
KI + Cl2 = KCl + I2 =>
2 KI + Cl2 = 2 KCl + I2
NaSO4 + HNO3 = HSO4 + NaNO3 =>
NaSO4 + HNO3 = HSO4 + NaNO3
CH3CH2CH2OH + Cr2O7{-2} + H{+} = CH3CH2COOH + Cr{3+} + H2O =>
3 CH3CH2CH2OH + 2 Cr2O7{-2} + 16 H{+} = 3 CH3CH2COOH + 4 Cr{3+} + 11 H2O
Bi2O3 + NaI + H2O = BiI3 + NaOH =>
Bi2O3 + 6 NaI + 3 H2O = 2 BiI3 + 6 NaOH
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
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