| Équations équilibrées la veille |
8(NH4)2Fe(SO4)2(H2O)6 + 8 HNO3 + H2SO4 = 8 Fe(NO3)3 + 17 H2S + 68 H2O
HBr2 + BaHO = H2O + BaBr2 =>
HBr2 + BaHO = H2O + BaBr2
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
Fe(II) + CuSO4 = FeSO4 + Cu(II) =>
Fe(II) + CuSO4 = FeSO4 + Cu(II)
Sr{2+} + PO4{3-} = Sr + (PO4) =>
3 Sr{2+} + 2 PO4{3-} = 3 Sr + 2(PO4)
Na3N(s) = Na(s) + N2(g) =>
2 Na3N(s) = 6 Na(s) + N2(g)
MgL2 + Br2 = MgBr2 + L2 =>
MgL2 + Br2 = MgBr2 + L2
NH4NO3 = N2 + O2 + H2O =>
2 NH4NO3 = 2 N2 + O2 + 4 H2O
Na2C2 + H2O = Na2O + H2C2 =>
Na2C2 + H2O = Na2O + H2C2
NaHCO3 + H3 = Na + H3O + CO2 =>
3 NaHCO3 + 2 H3 = 3 Na + 3 H3O + 3 CO2
Fe2S3 + C = Fe + CS2 =>
2 Fe2S3 + 3 C = 4 Fe + 3 CS2
KNO2(aq) + HCl(aq) = HNO2(aq) + KCl(aq) =>
KNO2(aq) + HCl(aq) = HNO2(aq) + KCl(aq)
TiO2 + C = Ti2O3 + CO =>
2 TiO2 + C = Ti2O3 + CO
Li + Fe(NO3)3 = Fe3 + Li(NO3)2 =>
9 Li + 6 Fe(NO3)3 = 2 Fe3 + 9 Li(NO3)2
CuO(s) + HCl = CuCl2(aq) + H2O(g) =>
CuO(s) + 2 HCl = CuCl2(aq) + H2O(g)
C12H22O11 + C7H10 = C19H22O6 + H2O =>
C12H22O11 + C7H10 = C19H22O6 + 5 H2O
MoO3 + Zn + H3PO4 = Mo2O3 + Zn3(PO4)2 + H2O =>
2 MoO3 + 3 Zn + 2 H3PO4 = Mo2O3 + Zn3(PO4)2 + 3 H2O
Pb(OH)2(s) + KI(s) = Pb(I)2(s) + KOH(aq) =>
Pb(OH)2(s) + 2 KI(s) = Pb(I)2(s) + 2 KOH(aq)
MgCl2 + Al2(SO4)3 = Mg(SO4) + AlCl3 =>
3 MgCl2 + Al2(SO4)3 = 3 Mg(SO4) + 2 AlCl3
Cu2S + HNO3 = Cu(NO3)2 + CuSO4 + NO2 + H2O =>
Cu2S + 12 HNO3 = Cu(NO3)2 + CuSO4 + 10 NO2 + 6 H2O
Na(IO3) + SO2 + H2O = NaHSO4 + H2SO4 + I2 =>
2 Na(IO3) + 5 SO2 + 4 H2O = 2 NaHSO4 + 3 H2SO4 + I2
BaCl2 + Na2SO4 = BaSO4 + NaCl(classification) =>
BaCl2 + Na2SO4 = BaSO4 + 2 NaCl(classification)
Bi(NO3)3*5H2O + NH4Cl = BiOCl + H2O + N2 + O2 =>
Bi(NO3)3*5H2O + NH4Cl = BiOCl + 7 H2O + 2 N2 + 3 O2
NaHCO3*NaCl + HCl = CO2 + H2O + NaCl =>
NaHCO3*NaCl + HCl = CO2 + H2O + 2 NaCl
Pb(NO3)2 = PbO + O2 + N02 =>
2 Pb(NO3)2 = 2 PbO + 5 O2 + 2 N02
C18Fe7N18 + HF = FeF3 + HCN + H2 =>
2 C18Fe7N18 + 42 HF = 14 FeF3 + 36 HCN + 3 H2
Ca + HCl = H + CaCl =>
Ca + HCl = H + CaCl
(NH2)2CO + H2O = NH4OH + CO2 =>
(NH2)2CO + 3 H2O = 2 NH4OH + CO2
AlPO4(aq) + Na2S(aq) = Al2S3(s) + Na3PO4(aq) =>
2 AlPO4(aq) + 3 Na2S(aq) = Al2S3(s) + 2 Na3PO4(aq)
C5H10O + NaBH4 + H2O = C5H12O + NaB(OH)4 =>
4 C5H10O + NaBH4 + 4 H2O = 4 C5H12O + NaB(OH)4
NaCl + H2SO4 = Na2SO4 + HCl = Fe + H2O =>
2 NaCl + H2SO4 = Na2SO4 + 2 HCl
S8(s) + Cl2(g) = SCl3(s) =>
S8(s) + 12 Cl2(g) = 8 SCl3(s)
Mg3N2(s) + H2O(l) = Mg(OH)2(aq) + NH3(g) =>
Mg3N2(s) + 6 H2O(l) = 3 Mg(OH)2(aq) + 2 NH3(g)
H2SO4 + B(OH)3 = B2(SO4)3 + H2O =>
3 H2SO4 + 2 B(OH)3 = B2(SO4)3 + 6 H2O
LiCl + Na2 + Co3 = LiCo3 + Na2Cl =>
LiCl + Na2 + Co3 = LiCo3 + Na2Cl
C3H8O + O2 = CO2 + H2O =>
2 C3H8O + 9 O2 = 6 CO2 + 8 H2O
HgNO3 = HgO + NO2 =>
HgNO3 = HgO + NO2
Al + CuF = AlF + Cu =>
Al + CuF = AlF + Cu
Pb(C2H3O2)2 + NaPO2H2 = Pb(H2PO2)2 + C2H3NaO2 =>
Pb(C2H3O2)2 + 2 NaPO2H2 = Pb(H2PO2)2 + 2 C2H3NaO2
BiCl3(aq) + H2S(aq) = Bi2S3(aq) + HCl(g) =>
2 BiCl3(aq) + 3 H2S(aq) = Bi2S3(aq) + 6 HCl(g)
KMnO4 + IF5 = IOF3 + MnO3F + KF =>
KMnO4 + IF5 = IOF3 + MnO3F + KF
NO2 + Fe2O3 = NO3 + Fe2O2 =>
NO2 + Fe2O3 = NO3 + Fe2O2
FeO3(s) + H2(g) = Fe(s) + H2O(g) =>
FeO3(s) + 3 H2(g) = Fe(s) + 3 H2O(g)
Be + Xe = BeXe2 =>
Be + 2 Xe = BeXe2
CoCl2 + Fe = FeCl2 + Co =>
CoCl2 + Fe = FeCl2 + Co
B2O3 + C = B5O + CO =>
5 B2O3 + 13 C = 2 B5O + 13 CO
Ta + H2SO4 = TaSO4 + H2 =>
Ta + H2SO4 = TaSO4 + H2
Zn(aq) + K(aq) + S(aq) = ZnK2S(s) =>
Zn(aq) + 2 K(aq) + S(aq) = ZnK2S(s)
Fe + H2SO4(conc) = Fe2(SO4)3 + SO + H2O =>
4 Fe + 9 H2SO4(conc) = 2 Fe2(SO4)3 + 3 SO + 9 H2O
MnO(OH)2 + I{-} + H{+} = Mn{2+} + I2 + H2O =>
MnO(OH)2 + 2 I{-} + 4 H{+} = Mn{2+} + I2 + 3 H2O
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