| Équations équilibrées la veille |
C2H4 + 3 O2 = 2 CO2 + 2 H2O
CaCrO4 + HC2H3O2 = Ca + Cr2O7 + C2H3O2 + H2O =>
2 CaCrO4 + 2 HC2H3O2 = 2 Ca + Cr2O7 + 2 C2H3O2 + H2O
Cu(NO3)2 + Na2CO3 + H2O = CuCO3Cu(OH)2 + NaNO3 + CO2 =>
2 Cu(NO3)2 + 2 Na2CO3 + H2O = CuCO3Cu(OH)2 + 4 NaNO3 + CO2
Ni + HCl = NiCl2 + H2 =>
Ni + 2 HCl = NiCl2 + H2
Na2Cr2O7 + H2SO4 + C6H12O6 = Cr(OH)SO4 + Na2SO4 + H2O + CO2 =>
4 Na2Cr2O7 + 12 H2SO4 + C6H12O6 = 8 Cr(OH)SO4 + 4 Na2SO4 + 14 H2O + 6 CO2
CuSO4(aq) + NaCl(aq) = CuCl2 + Na2SO4 =>
CuSO4(aq) + 2 NaCl(aq) = CuCl2 + Na2SO4
Fe2(SO4)3 + Na2SO3 = Fe2(SO3)3 + Na2SO4 =>
Fe2(SO4)3 + 3 Na2SO3 = Fe2(SO3)3 + 3 Na2SO4
C3H6(l) + O2(g) = CO2(g) + H2O(l) =>
2 C3H6(l) + 9 O2(g) = 6 CO2(g) + 6 H2O(l)
F + AgNO3 = AgF + (NO3)2 =>
2 F + 2 AgNO3 = 2 AgF + (NO3)2
AgNO3 + CH3COOH = AgCH3COO + HNO3 =>
AgNO3 + CH3COOH = AgCH3COO + HNO3
Ba(NO3)2(aq) + K3PO4(aq) = Ba3(PO4)2 + KNO3(aq) =>
3 Ba(NO3)2(aq) + 2 K3PO4(aq) = Ba3(PO4)2 + 6 KNO3(aq)
C6H5COOH + Na2CO3 = C6H5COONa + CO2 + H2O =>
2 C6H5COOH + Na2CO3 = 2 C6H5COONa + CO2 + H2O
ZnCO3 + H3PO4 = Zn3(PO4)2 + H2CO3 =>
3 ZnCO3 + 2 H3PO4 = Zn3(PO4)2 + 3 H2CO3
CrCl3*6H2O + C5H8O2 + CH4N2O = C15H21CrO6 + NH4Cl + CO2 + H2O =>
2 CrCl3*6H2O + 6 C5H8O2 + 3 CH4N2O = 2 C15H21CrO6 + 6 NH4Cl + 3 CO2 + 9 H2O
Ca(NO3)2 + Li = Li(NO3) + Ca =>
Ca(NO3)2 + 2 Li = 2 Li(NO3) + Ca
H(NO3) + KOH = K(NO3) + H2O =>
H(NO3) + KOH = K(NO3) + H2O
Fe2(SO4)3 + K3(PO4) = Fe(PO4) + K2(SO4) =>
Fe2(SO4)3 + 2 K3(PO4) = 2 Fe(PO4) + 3 K2(SO4)
Sn{2+} = Sn{4+} + e =>
Sn{2+} = Sn{4+} + 2e
I2 + S203{2-} = I{-} + S406{2-} =>
I2 + 2 S203{2-} = 2 I{-} + S406{2-}
Fe(OH)2 + CrO4 + H2O = Cr(OH)3 + Fe(OH)3 =>
5 Fe(OH)2 + CrO4 + 4 H2O = Cr(OH)3 + 5 Fe(OH)3
Al(s) + NaOH + H2O = NaAl(OH)4 + H2 =>
2 Al(s) + 2 NaOH + 6 H2O = 2 NaAl(OH)4 + 3 H2
Fe + Cu(NO2)2 = Fe(NO2)2 + Cu =>
Fe + Cu(NO2)2 = Fe(NO2)2 + Cu
P4 + Br = PBr3 =>
P4 + 12 Br = 4 PBr3
N1 + H3 = NH3 =>
N1 + H3 = NH3
HClO + KI = KClO + HI =>
HClO + KI = KClO + HI
FeCl2 + KMnO4 + H2O = MnCl2 + Fe2O3 + KCl + HCl =>
10 FeCl2 + 2 KMnO4 + 7 H2O = 2 MnCl2 + 5 Fe2O3 + 2 KCl + 14 HCl
NH4Al(SO4)2 + NH3 + H2O = (NH4)2SO4 + Al2O3 =>
2 NH4Al(SO4)2 + 6 NH3 + 3 H2O = 4(NH4)2SO4 + Al2O3
Fe + H2O(g) = Fe2O3 + H2 =>
2 Fe + 3 H2O(g) = Fe2O3 + 3 H2
CaCl2*2H2O + KOH = Ca(OH)2 + KCl + H2O =>
CaCl2*2H2O + 2 KOH = Ca(OH)2 + 2 KCl + 2 H2O
AlBr3 + Na3PO4 = AlPO4 + NaBr =>
AlBr3 + Na3PO4 = AlPO4 + 3 NaBr
Y2O3 + NH4HF2 = YF3 + NH3 + H2O =>
Y2O3 + 3 NH4HF2 = 2 YF3 + 3 NH3 + 3 H2O
SrO + H2O = Sr(OH)2 =>
SrO + H2O = Sr(OH)2
Te + O2 = Te2O =>
4 Te + O2 = 2 Te2O
Ni(CN)2 + KCN = K2[Ni(CN)4] =>
Ni(CN)2 + 2 KCN = K2[Ni(CN)4]
Fe + B2O3 + Mg = Fe2B + MgO =>
4 Fe + B2O3 + 3 Mg = 2 Fe2B + 3 MgO
HC7H5O3 + NaOH = NaC7H5O3 + H2O =>
HC7H5O3 + NaOH = NaC7H5O3 + H2O
CO2 + H2O = C2H6 + O2 =>
4 CO2 + 6 H2O = 2 C2H6 + 7 O2
B4C + O2 = B2O3 + C =>
B4C + 3 O2 = 2 B2O3 + C
Mg + Fe(C2H3O2)3 = Mg(CH3COO)2 + Fe =>
3 Mg + 2 Fe(C2H3O2)3 = 3 Mg(CH3COO)2 + 2 Fe
SO4 + Cl = SO2 + ClO3 =>
3 SO4 + 2 Cl = 3 SO2 + 2 ClO3
H10CuO9S = CuO4S + H2O =>
H10CuO9S = CuO4S + 5 H2O
Na2CO3 + HCl = NaCl + H2O + CO2 =>
Na2CO3 + 2 HCl = 2 NaCl + H2O + CO2
Pb + S = PbS2 =>
Pb + 2 S = PbS2
KCrO2 + PbO2 + KOH = K2CrO4 + K2PbO2 + H2O =>
2 KCrO2 + 3 PbO2 + 8 KOH = 2 K2CrO4 + 3 K2PbO2 + 4 H2O
CaI2(aq) + Pb(No3)2(aq) = Ca(No3)2 + PbI2 =>
CaI2(aq) + Pb(No3)2(aq) = Ca(No3)2 + PbI2
AgNO3(aq) + Ba(OH)2(aq) = AgOH(s) + Ba(NO3)2(aq) =>
2 AgNO3(aq) + Ba(OH)2(aq) = 2 AgOH(s) + Ba(NO3)2(aq)
Pt + F2 = PtF4 =>
Pt + 2 F2 = PtF4
Cu2O = Cu + O =>
Cu2O = 2 Cu + O
ZnCl2 + AgNO3 = Zn(NO3)2 + AgCl =>
ZnCl2 + 2 AgNO3 = Zn(NO3)2 + 2 AgCl
NaH2PO4 + NaOH = Na3PO4 + H2O =>
NaH2PO4 + 2 NaOH = Na3PO4 + 2 H2O
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Équations équilibrées sur10/27/24
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