| Équations équilibrées la veille |
ICl3 + 4 NaBr = 2 Br2 + 3 NaCl + NaI
Cu + Pb{2+} = Cu{+} + Pb =>
2 Cu + Pb{2+} = 2 Cu{+} + Pb
C6H6 + Cl2 = HCl + C6Cl6 =>
C6H6 + 6 Cl2 = 6 HCl + C6Cl6
CH3COOH + K2CO3 = CH3COOK + KHCO3 =>
CH3COOH + K2CO3 = CH3COOK + KHCO3
KCl + HCl = KH + Cl2 =>
KCl + HCl = KH + Cl2
OH + CoCl2 = Co(OH)3 + Cl =>
3 OH + CoCl2 = Co(OH)3 + 2 Cl
H3BO3 + K2CO3 = K2B8O13 + CO2 + H2O =>
8 H3BO3 + K2CO3 = K2B8O13 + CO2 + 12 H2O
CO + H2O = CO(OH)3 + H =>
CO + 3 H2O = CO(OH)3 + 3 H
KOH + NiSO4 + Cl2 = Ni2O3 + K2SO4 + KCl + H2O =>
6 KOH + 2 NiSO4 + Cl2 = Ni2O3 + 2 K2SO4 + 2 KCl + 3 H2O
C3H6SO + O = SO2 + CO2 + H2O =>
C3H6SO + 10 O = SO2 + 3 CO2 + 3 H2O
Fe{2+} + Br2 = Fe{3+} + Br{-} =>
2 Fe{2+} + Br2 = 2 Fe{3+} + 2 Br{-}
NaH2PO4 + Mg{2+} + NH4{+} = MgNH4PO4 + H{+} + Na{+} =>
NaH2PO4 + Mg{2+} + NH4{+} = MgNH4PO4 + 2 H{+} + Na{+}
Na2SiO3 + HCl = SiO2(s) + NaCl(s) + H2O =>
Na2SiO3 + 2 HCl = SiO2(s) + 2 NaCl(s) + H2O
NH2CH2COOH + FeSO4 + NaOH = [Fe(NH2CH2COO)2] + Na2SO4 + H2O =>
2 NH2CH2COOH + FeSO4 + 2 NaOH = [Fe(NH2CH2COO)2] + Na2SO4 + 2 H2O
CH3COOH + H2O2 = (CH3COO)2 + H2O =>
2 CH3COOH + H2O2 = (CH3COO)2 + 2 H2O
HCl + CaCO3 = CaCl2 + H2O + CO2 =>
2 HCl + CaCO3 = CaCl2 + H2O + CO2
NaHSO4 + KMnO4 + H2SO4 = NaSO4 + K2SO4 + MnSO4 + H2O =>
10 NaHSO4 + 2 KMnO4 + 3 H2SO4 = 10 NaSO4 + K2SO4 + 2 MnSO4 + 8 H2O
Zn + H2SO{4+}{+} = ZnSO{4+} + H2 =>
Zn + H2SO{4+}{+} = ZnSO{4+} + H2
Mg(l) + Cl2(g) = MgCl2 =>
Mg(l) + Cl2(g) = MgCl2
Li3N + FeCl3 = LiCl + FeN =>
Li3N + FeCl3 = 3 LiCl + FeN
CrCl3*6H2O + (NH2)2CONH2 + CH3COCH2COCH3 = Cr(CH3COCH2COCH3)3 + NH4Cl + CO2 + H2O =>
6 CrCl3*6H2O + 6(NH2)2CONH2 + 19 CH3COCH2COCH3 = 6 Cr(CH3COCH2COCH3)3 + 18 NH4Cl + 11 CO2 + 22 H2O
Zn(N2O6)H12O6 + C12H28O4Ti + C5H8O2 = Zn28TiO30 + CO2 + H2O + N2 =>
84 Zn(N2O6)H12O6 + 3 C12H28O4Ti + 26 C5H8O2 = 3 Zn28TiO30 + 166 CO2 + 650 H2O + 84 N2
Fe(NO3)2 + Na2SO4 = FeSO4 + Na + NO3 =>
Fe(NO3)2 + Na2SO4 = FeSO4 + 2 Na + 2 NO3
HBrO3(s) + SO2(aq) + H20(l) = Br2(aq) + H2SO4(l) =>
10 HBrO3(s) + 15 SO2(aq) + H20(l) = 5 Br2(aq) + 15 H2SO4(l)
CO3O4 + Al = Al2O3 + CO2 =>
3 CO3O4 + 10 Al = 5 Al2O3 + 3 CO2
C9H3Cl3O3 + O2 = CO2 + H2O + Cl2 =>
4 C9H3Cl3O3 + 33 O2 = 36 CO2 + 6 H2O + 6 Cl2
K2SO3 + KMnO4 + H2O = MnOH4 + K2SO4 + KOH =>
9 K2SO3 + 2 KMnO4 + 5 H2O = 2 MnOH4 + 9 K2SO4 + 2 KOH
(NH4)2CO3 + HCl = NH4Cl + H2O + CO2 =>
(NH4)2CO3 + 2 HCl = 2 NH4Cl + H2O + CO2
VSO4 + KMnO4 + H2O = (VO2)HSO4 + MnO2 + KOH =>
VSO4 + KMnO4 + H2O = (VO2)HSO4 + MnO2 + KOH
Fe + O2 = Fe2O3 =>
4 Fe + 3 O2 = 2 Fe2O3
NiS + Fe2[SO4]3 + H2O = FeSO4 + NiSO4 + H2SO4 =>
NiS + 4 Fe2[SO4]3 + 4 H2O = 8 FeSO4 + NiSO4 + 4 H2SO4
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
Fe5S3 + O2 = Fe2O3 + SO2 =>
4 Fe5S3 + 27 O2 = 10 Fe2O3 + 12 SO2
KClO2 + H2O + Cl = KCl + HClO =>
KClO2 + 2 H2O + 4 Cl = KCl + 4 HClO
K2Cr2O7 + KNO2 + H2SO4 = K2SO4 + KNO3 + Cr2(SO4)3 + H2O =>
K2Cr2O7 + 3 KNO2 + 4 H2SO4 = K2SO4 + 3 KNO3 + Cr2(SO4)3 + 4 H2O
CuCl2 + Na2S = NaCl2 + Cu2S =>
2 CuCl2 + Na2S = 2 NaCl2 + Cu2S
Fe2O3(s) = Fe(s) + O2(g) =>
2 Fe2O3(s) = 4 Fe(s) + 3 O2(g)
CH3COOH + H2 = C4H8O2 + H2O =>
2 CH3COOH + 2 H2 = C4H8O2 + 2 H2O
[Cr(H2O)6]{3+} + H2O = [Cr(H2O)5(OH)]{2+} + H3O{+} =>
[Cr(H2O)6]{3+} + H2O = [Cr(H2O)5(OH)]{2+} + H3O{+}
HCl + As(OH)3 = AsCl3 + H2O =>
3 HCl + As(OH)3 = AsCl3 + 3 H2O
Mg + HCl + KNO3 = MgCl2 + KCl + N2O + H2O =>
4 Mg + 10 HCl + 2 KNO3 = 4 MgCl2 + 2 KCl + N2O + 5 H2O
H2SO4 + KOH = K2SO4 + H2O =>
H2SO4 + 2 KOH = K2SO4 + 2 H2O
KI + Pb(NO3)2 = KNO3 + PbI2 =>
2 KI + Pb(NO3)2 = 2 KNO3 + PbI2
Mg(ClO2)2 + Cr(NO3)3 = Mg(NO3)2 + Cr(ClO2)3 =>
3 Mg(ClO2)2 + 2 Cr(NO3)3 = 3 Mg(NO3)2 + 2 Cr(ClO2)3
H3 = H6 =>
2 H3 = H6
Li2S + HClO3 = LiClO3 + SH2 =>
Li2S + 2 HClO3 = 2 LiClO3 + SH2
K2Cr2O7 + H2O2 = H2O + KCrO4 =>
K2Cr2O7 + H2O2 = H2O + 2 KCrO4
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
FeCl3 + NaOH = Fe(OH)3 + NaCl =>
FeCl3 + 3 NaOH = Fe(OH)3 + 3 NaCl
C7H19O + O2 = CO2 + H2O =>
4 C7H19O + 45 O2 = 28 CO2 + 38 H2O
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