| Équations équilibrées la veille |
3 C2H5OH + 2 K2Cr2O7 + 8 H2SO4 = 2 Cr2(SO4)3 + 3 CH3CO2H + 2 K2SO4 + 11 H2O
AgF + KCl + F2 = K(AgF4) + Cl2 =>
2 AgF + 2 KCl + 3 F2 = 2 K(AgF4) + Cl2
H2C2O4 + NaOH = COONa + H2O =>
H2C2O4 + 2 NaOH = 2 COONa + 2 H2O
Na2C2O4(aq) + Pb(NO3)2(aq) = PbC2O4(s) + NaNO3(aq) =>
Na2C2O4(aq) + Pb(NO3)2(aq) = PbC2O4(s) + 2 NaNO3(aq)
NH3 + SiH3Cl = H2NSiH3 + HCl =>
NH3 + SiH3Cl = H2NSiH3 + HCl
C6H4(OH)C02H + NaOH = H2O + C6H4(OH)CO2H + Na =>
7 C6H4(OH)C02H + 28 NaOH = 11 H2O + 8 C6H4(OH)CO2H + 28 Na
Fe + CuCl2 = Cu + FeCl =>
2 Fe + CuCl2 = Cu + 2 FeCl
C4H9OH + CuO = C4H7OH + H2O + Cu =>
C4H9OH + CuO = C4H7OH + H2O + Cu
H2 = H6 =>
3 H2 = H6
CaH2S = CaSH2 =>
CaH2S = CaSH2
MgHH2O = H2MgOH =>
MgHH2O = H2MgOH
Ni2O3 = Ni + O2 =>
2 Ni2O3 = 4 Ni + 3 O2
Zn + HC2H3O2 = Zn(CH3COO)2 + H2 =>
Zn + 2 HC2H3O2 = Zn(CH3COO)2 + H2
K2SO3 + H3PO4 = K3PO4 + H2SO3 =>
3 K2SO3 + 2 H3PO4 = 2 K3PO4 + 3 H2SO3
Mn(OH)2 + MnO(OH)2 = Mn(MnO3) + H2O =>
Mn(OH)2 + MnO(OH)2 = Mn(MnO3) + 2 H2O
Mg + F2 = Mg2F =>
4 Mg + F2 = 2 Mg2F
CuCO3Cu(OH)2 + HBF4 = CO2 + Cu(OH)2(BF4)2 + H2O + Cu =>
CuCO3Cu(OH)2 + 2 HBF4 = CO2 + Cu(OH)2(BF4)2 + H2O + Cu
HNa3 + Fe(OH)2 = Fe(Na3)2 + H2O =>
2 HNa3 + Fe(OH)2 = Fe(Na3)2 + 2 H2O
HCl + MnO2 = MnCl2 + HO =>
2 HCl + MnO2 = MnCl2 + 2 HO
S2O3{2-} + Cl2 + OH{-} = SO4{2-} + Cl{-} + H{+} =>
S2O3{2-} + 4 Cl2 + 5 OH{-} = 2 SO4{2-} + 8 Cl{-} + 5 H{+}
CaO + N2O = Ca(N2O2) =>
CaO + N2O = Ca(N2O2)
S02 + O22 = SO3 =>
11 S02 + 3 O22 = 22 SO3
C6H5ONa + FeCl3 + H2O = Fe(OH)3 + NaCl + C6H6O =>
3 C6H5ONa + FeCl3 + 3 H2O = Fe(OH)3 + 3 NaCl + 3 C6H6O
CuCO3 + H2O2 = Cu(OH)2 + CO2 + O2 =>
2 CuCO3 + 2 H2O2 = 2 Cu(OH)2 + 2 CO2 + O2
HCl(aq) + CaCO3(s) = CaCl2(aq) + H2O + CO2(g) =>
2 HCl(aq) + CaCO3(s) = CaCl2(aq) + H2O + CO2(g)
CH3Cl + CH3ONa = CH3OCH3 + NaCl =>
CH3Cl + CH3ONa = CH3OCH3 + NaCl
Zn + H2SO4 + Cu = CuZnSO4 + H2Cu =>
Zn + H2SO4 + 2 Cu = CuZnSO4 + H2Cu
Ca3(PO4)2 + Fe(NO3)2 = Fe3(PO4)2 + Ca(NO3)2 =>
Ca3(PO4)2 + 3 Fe(NO3)2 = Fe3(PO4)2 + 3 Ca(NO3)2
N2O5 + H2O = N2O6H2 =>
N2O5 + H2O = N2O6H2
(NH4)2SO3(aq) + HCl(aq) = NH4Cl(aq) + H2O(l) + SO2(aq) =>
(NH4)2SO3(aq) + 2 HCl(aq) = 2 NH4Cl(aq) + H2O(l) + SO2(aq)
Na2C2O4 + Fe2(SO4)3 = Na2(SO4)3 + Fe2C2O4 =>
Na2C2O4 + Fe2(SO4)3 = Na2(SO4)3 + Fe2C2O4
Na2S2O3 + NaClO + HCl = Na2S4O6 + NaCl + H2O =>
2 Na2S2O3 + NaClO + 2 HCl = Na2S4O6 + 3 NaCl + H2O
CaCl2 + Li3PO4 = CaPO4 + Li3Cl2 =>
CaCl2 + Li3PO4 = CaPO4 + Li3Cl2
SO3CaCl2 = CaSO3Cl2 =>
SO3CaCl2 = CaSO3Cl2
Fe(NH4)2(SO4)2*6H2O + H2C2O4 + K2C2O4 + H2O2 = K4Fe2(C2O4)6*9H2O + (NH4)2SO4 + H2SO4 + H2O =>
2 Fe(NH4)2(SO4)2*6H2O + 4 H2C2O4 + 2 K2C2O4 + 2 H2O2 = K4Fe2(C2O4)6*9H2O + 2(NH4)2SO4 + 2 H2SO4 + 7 H2O
KNO3 + C + S = N2 + K2S + CO2 =>
2 KNO3 + 3 C + S = N2 + K2S + 3 CO2
Fe(NO3)3(aq) + K2SO4(aq) = Fe2(SO4)3(s) + KNO3(aq) =>
2 Fe(NO3)3(aq) + 3 K2SO4(aq) = Fe2(SO4)3(s) + 6 KNO3(aq)
Hg2(NO3)2 + KCN = Hg + K2[Hg(CN)4] + KNO3 =>
Hg2(NO3)2 + 4 KCN = Hg + K2[Hg(CN)4] + 2 KNO3
K4(Fe(CN)6) + H2SO4 + H2O2 = K2SO4 + K3(Fe(CN)6) + H2O =>
2 K4(Fe(CN)6) + H2SO4 + H2O2 = K2SO4 + 2 K3(Fe(CN)6) + 2 H2O
Cr(OH)3 = Cr{3+} + OH{-} =>
Cr(OH)3 = Cr{3+} + 3 OH{-}
CrI4 + KOH + Cl2 = K2CrO4 + KIO4 + KCl + H2O =>
CrI4 + 40 KOH + 17 Cl2 = K2CrO4 + 4 KIO4 + 34 KCl + 20 H2O
FeCl + FeCl3 + Ca(HCO3)2 = CaCl2 + Fe(HCO3)2 =>
FeCl + FeCl3 + 2 Ca(HCO3)2 = 2 CaCl2 + 2 Fe(HCO3)2
K2CrO7 + CrCl2 + KOH = K2CrO4 + CrCl3 + H2O =>
K2CrO7 + 3 CrCl2 + 2 KOH = 2 K2CrO4 + 2 CrCl3 + H2O
H2 + I2 = HI =>
H2 + I2 = 2 HI
CUS + HNO3 = CUSO4 + H2 + NO2 =>
CUS + 4 HNO3 = CUSO4 + 2 H2 + 4 NO2
CaCO3 + HOOCCH2C(OH)COOHCH2COOH = CO2 + Ca + H2O =>
9 CaCO3 + HOOCCH2C(OH)COOHCH2COOH = 15 CO2 + 9 Ca + 4 H2O
KNO3 + H3PO4 = HNO3 + K3PO4 =>
3 KNO3 + H3PO4 = 3 HNO3 + K3PO4
H[Au(NO3)4] + KI = Au + HI + KNO3 + I2 =>
2 H[Au(NO3)4] + 8 KI = 2 Au + 2 HI + 8 KNO3 + 3 I2
MgSO4 + LiOH = Mg(OH)2 + Li + SO4 =>
MgSO4 + 2 LiOH = Mg(OH)2 + 2 Li + SO4
NH2CH2COOHHBr = BrCH2COOHNH3 =>
NH2CH2COOHHBr = BrCH2COOHNH3
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