| Équations équilibrées la veille |
Cu2O + H2O = Cu2H2O2
C2O2H2 + O2 = CO2 + H2O =>
2 C2O2H2 + 3 O2 = 4 CO2 + 2 H2O
N2O + CH4 = CO2 + NH =>
2 N2O + CH4 = CO2 + 4 NH
Cl2 + MnO4{-} + H{+} = ClO3{-} + Mn{2+} + H2O =>
Cl2 + 2 MnO4{-} + 4 H{+} = 2 ClO3{-} + 2 Mn{2+} + 2 H2O
Cr + HC1 = CrC13 + H2 =>
2 Cr + 26 HC1 = 2 CrC13 + 13 H2
H3 + SO4 = HSO4 =>
H3 + 3 SO4 = 3 HSO4
Zn + NH3 + H2O2 = [Zn(NH3)4]OH =>
2 Zn + 8 NH3 + H2O2 = 2[Zn(NH3)4]OH
H2CO3 = H2 + CO3 =>
H2CO3 = H2 + CO3
C2H3NaO2 + CaCl2 = Ca(CH3COO)2 + NaCl =>
2 C2H3NaO2 + CaCl2 = Ca(CH3COO)2 + 2 NaCl
CH3Cl + Na = C4H10 + NaCl + HCl =>
4 CH3Cl + 2 Na = C4H10 + 2 NaCl + 2 HCl
CuO + MgCl2 = MgO + CuCl2 =>
CuO + MgCl2 = MgO + CuCl2
Li2O(s) + H2O(l) = LiOH(aq) =>
Li2O(s) + H2O(l) = 2 LiOH(aq)
CuCl2H2O + Al = AlCl3 + CuO + H2 =>
3 CuCl2H2O + 2 Al = 2 AlCl3 + 3 CuO + 3 H2
Fe + Al2O3 = Al + Fe2O4 =>
6 Fe + 4 Al2O3 = 8 Al + 3 Fe2O4
Fe2O3 + HCl = H2O + FeCl2 + O2 =>
2 Fe2O3 + 8 HCl = 4 H2O + 4 FeCl2 + O2
P4 + O2 = P2O3 =>
P4 + 3 O2 = 2 P2O3
KNO3 + H2SO4 + Fe = K2SO4 + NO2 + FeSO4 + H2O =>
2 KNO3 + 2 H2SO4 + Fe = K2SO4 + 2 NO2 + FeSO4 + 2 H2O
CH3{-}CH = CH{-}CH3 + H2 =>
CH3{-}CH = CH{-}CH3 + H2
NaBr + Cl2 = Br2Cl2 + Na =>
2 NaBr + Cl2 = Br2Cl2 + 2 Na
C9H8O4 + H2O = H3O + C9H7O4 =>
C9H8O4 + H2O = H3O + C9H7O4
Ni + Ba3(PO4)2 = Ni3(PO4)2 + Ba =>
3 Ni + Ba3(PO4)2 = Ni3(PO4)2 + 3 Ba
C7H5NaO2 + O = Na2CO3 + CO + H2O =>
2 C7H5NaO2 + 17 O = Na2CO3 + 13 CO + 5 H2O
Fe(NO3)3(aq) + NH4OH(aq) = Fe(OH)3 + NH4NO3 =>
Fe(NO3)3(aq) + 3 NH4OH(aq) = Fe(OH)3 + 3 NH4NO3
NO2 + O = N2O5 =>
2 NO2 + O = N2O5
ZnSO4 + H2O = Zn + H2SO4 + O2 =>
2 ZnSO4 + 2 H2O = 2 Zn + 2 H2SO4 + O2
NiO + HCl = NiCl2 + H2O =>
NiO + 2 HCl = NiCl2 + H2O
ZnO + H2SO4 = H2O + ZnSO4 =>
ZnO + H2SO4 = H2O + ZnSO4
CH3COOH + Pb = Pb(CH3COOH)2 =>
2 CH3COOH + Pb = Pb(CH3COOH)2
HCl(aq)NaHSO3(s) = NaCl(aq)H2O(l)SO2(g) =>
HCl(aq)NaHSO3(s) = NaCl(aq)H2O(l)SO2(g)
Mn + CH3COOH = Mn(CH3COOH)2 =>
Mn + 2 CH3COOH = Mn(CH3COOH)2
GeO2 + HCl = GeCl2 + Cl + H2O =>
GeO2 + 4 HCl = GeCl2 + 2 Cl + 2 H2O
K3(X) + Ni(X)3 = K(X) + Ni3(X)2 =>
7 K3(X) + 6 Ni(X)3 = 21 K(X) + 2 Ni3(X)2
Sodiumcarbonate + HCl = sodiumchloride + carbondioxide + water =>
Na2CO3 + 2 HCl = 2 NaCl + CO2 + H2O
C3H8 + oxygen = carbondioxide + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
[Pt(NH3)4]Cl2 + HCl = [Pt(NH3)2Cl2] + NH4Cl =>
[Pt(NH3)4]Cl2 + 2 HCl = [Pt(NH3)2Cl2] + 2 NH4Cl
KIO3 + Al + HCl = I2 + AlCl3 + KCl + H2O =>
6 KIO3 + 10 Al + 36 HCl = 3 I2 + 10 AlCl3 + 6 KCl + 18 H2O
Ag + SnO = AgO + Sn =>
Ag + SnO = AgO + Sn
NaH2PO4 + Mg(NO3)2 = MgPO4 + NaH2(NO3)2 =>
NaH2PO4 + Mg(NO3)2 = MgPO4 + NaH2(NO3)2
Ba(NO3)2 + HClO3 = Ba(ClO3)2 + HNO3 =>
Ba(NO3)2 + 2 HClO3 = Ba(ClO3)2 + 2 HNO3
Hg(NO3)2 + CuI2 = Cu(NO3)2 + HgI2 =>
Hg(NO3)2 + CuI2 = Cu(NO3)2 + HgI2
AsO33{-} + I2 + H2O = AsO34{-} + I{-} + H{+} =>
AsO33{-} + I2 + H2O = AsO34{-} + 2 I{-} + 2 H{+}
ZnCuSO4 = ZnSO4Cu =>
ZnCuSO4 = ZnSO4Cu
Fe + O2 = Fe3O2 =>
3 Fe + O2 = Fe3O2
H2SO4 + HCl = HClO4 + SO2 + H2O =>
4 H2SO4 + HCl = HClO4 + 4 SO2 + 4 H2O
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
C4H10 + O2 = CO2 + H2O =>
2 C4H10 + 13 O2 = 8 CO2 + 10 H2O
Cd + HBr = CdBr2 + H2 =>
Cd + 2 HBr = CdBr2 + H2
Mg + O2 = MgO =>
2 Mg + O2 = 2 MgO
N2O + O2 = NO2 =>
2 N2O + 3 O2 = 4 NO2
(NH4)2CrO4 + NaOH = NH4OH + Na2CrO4 =>
(NH4)2CrO4 + 2 NaOH = 2 NH4OH + Na2CrO4
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