| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 C6H5OH + 2 Na = H2 + 2 C6H5ONa
NH3 + NH4Cl = NH3Cl + NH4 =>
NH3 + NH4Cl = NH3Cl + NH4
C6H5COOH + O2 = CO2 + H2O =>
2 C6H5COOH + 15 O2 = 14 CO2 + 6 H2O
C6H8O7C2H7NO = C8H15NO8 =>
C6H8O7C2H7NO = C8H15NO8
C2H6O + HCl = C5H11Cl + H2O =>
5 C2H6O + 2 HCl = 2 C5H11Cl + 5 H2O
C9H8O4 = C7H6O3 + C2H4O2 =>
8 C9H8O4 = 10 C7H6O3 + C2H4O2
C2H6O + HCl = C5H11Cl + H2O =>
5 C2H6O + 2 HCl = 2 C5H11Cl + 5 H2O
Si2H6 + O2 = SiO2 + H2O =>
2 Si2H6 + 7 O2 = 4 SiO2 + 6 H2O
NaCl + Zn(NO3)2 = Na(NO3)2 + ZnCl =>
NaCl + Zn(NO3)2 = Na(NO3)2 + ZnCl
H3Po4 + KOH = K2HPo4 + H2O =>
H3Po4 + 2 KOH = K2HPo4 + 2 H2O
C2H6O + HCl = C5H11Cl + H2O =>
5 C2H6O + 2 HCl = 2 C5H11Cl + 5 H2O
KHCO3 + HClO4 = KClO4 + CO2 + H2O =>
KHCO3 + HClO4 = KClO4 + CO2 + H2O
N2O5 + H2O = N2H2O6 =>
N2O5 + H2O = N2H2O6
Li(s) + MgCl2(aq) = Mg(s) + LiCl(aq) =>
2 Li(s) + MgCl2(aq) = Mg(s) + 2 LiCl(aq)
C2H6O + HCl = C5H11Cl + H2O =>
5 C2H6O + 2 HCl = 2 C5H11Cl + 5 H2O
Br{-} + Cr2O7{-} + H{+} = Br2 + Cr3{+} + H2O =>
74 Br{-} + 6 Cr2O7{-} + 84 H{+} = 37 Br2 + 4 Cr3{+} + 42 H2O
CH2(OH){-}CH2(OH) + K2Cr2O7 + H2SO4 = COOH{-}COOH + Cr2(SO4)3 + H2O + K2SO4 =>
3 CH2(OH){-}CH2(OH) + 2 K2Cr2O7 + 8 H2SO4 = 3 COOH{-}COOH + 2 Cr2(SO4)3 + 11 H2O + 2 K2SO4
K4Fe(CN)6 + KMnO4 + H2SO4 = KHSO4 + Fe2(SO4)3 + MnSO4 + HNO3 + CO2 + H2O =>
10 K4Fe(CN)6 + 122 KMnO4 + 299 H2SO4 = 162 KHSO4 + 5 Fe2(SO4)3 + 122 MnSO4 + 60 HNO3 + 60 CO2 + 188 H2O
Fe(OH)3 + KNO3 + KOH = K2FeO4 + KNO2 + H2O =>
2 Fe(OH)3 + 3 KNO3 + 4 KOH = 2 K2FeO4 + 3 KNO2 + 5 H2O
NaOH(aq) + HCl(aq) = HOH(l) + NaCl =>
NaOH(aq) + HCl(aq) = HOH(l) + NaCl
H2SO4 + P4 = P2O5 + SO2 + H2O =>
10 H2SO4 + P4 = 2 P2O5 + 10 SO2 + 10 H2O
CuO + NH3 = Cu + N2 + H2O =>
3 CuO + 2 NH3 = 3 Cu + N2 + 3 H2O
K2 + SO4 + LiNO3 = KNO3 + Li2SO4 =>
K2 + SO4 + 2 LiNO3 = 2 KNO3 + Li2SO4
NO2 + NaHCO3 = NaNO3 + CO2 + H2 =>
2 NO2 + 2 NaHCO3 = 2 NaNO3 + 2 CO2 + H2
H{+} + Cr2O7{2-} + C2O4{2-} = Cr{3-} + CO2 + H2O =>
14 H{+} + Cr2O7{2-} + 9 C2O4{2-} = 2 Cr{3-} + 18 CO2 + 7 H2O
CH3COOH + Cu = (CH3COO)Cu + H2 =>
2 CH3COOH + 2 Cu = 2(CH3COO)Cu + H2
Pb(SCN)4 + SrCrO4 = Sr(SCN)2 + Pb(CrO4)2 =>
Pb(SCN)4 + 2 SrCrO4 = 2 Sr(SCN)2 + Pb(CrO4)2
K2Cr2O7 + HI = CrI3 + KI + I2 + H2O =>
K2Cr2O7 + 14 HI = 2 CrI3 + 2 KI + 3 I2 + 7 H2O
BaCl2(aq) + (NH4)2HPO4(aq) = BaHPO4(s) + NH4Cl(aq) =>
BaCl2(aq) + (NH4)2HPO4(aq) = BaHPO4(s) + 2 NH4Cl(aq)
Mo + H2SO4 = MoO3 + H2O + SO2 =>
Mo + 3 H2SO4 = MoO3 + 3 H2O + 3 SO2
Pb(NO3)2(aq) + NaIO3(aq) = Pb(IO3)2(s) + NaNO3(aq) =>
Pb(NO3)2(aq) + 2 NaIO3(aq) = Pb(IO3)2(s) + 2 NaNO3(aq)
Pb2 + Br = PbBr2 =>
Pb2 + 4 Br = 2 PbBr2
Cu(s) + Br2(l) = CuBr2(s) =>
Cu(s) + Br2(l) = CuBr2(s)
C3H7OH + C2H5COOH = C2H5COOC3H7 + H2O =>
C3H7OH + C2H5COOH = C2H5COOC3H7 + H2O
HBr + KMnO4 = MnBr2 + Br2 + KOH + H2O =>
14 HBr + 2 KMnO4 = 2 MnBr2 + 5 Br2 + 2 KOH + 6 H2O
FeSO4 + PO4 = Fe3(PO4)2 + SO4 =>
3 FeSO4 + 2 PO4 = Fe3(PO4)2 + 3 SO4
H2O + Fe = Fe2O3 + H2 =>
3 H2O + 2 Fe = Fe2O3 + 3 H2
Li2CO3 + Hg(OH)4 = LiOH + Hg(CO3)2 =>
2 Li2CO3 + Hg(OH)4 = 4 LiOH + Hg(CO3)2
SmCo5 + HCl = SmCl3 + Co + H2 =>
2 SmCo5 + 6 HCl = 2 SmCl3 + 10 Co + 3 H2
NO2 + P2O5 + KOH = NO + K2HPO4 + H2O2 =>
NO2 + P2O5 + 4 KOH = NO + 2 K2HPO4 + H2O2
Zn(s) + Ag3PO4(s) = Ag1(s) + Zn3(PO4)2(s) =>
3 Zn(s) + 2 Ag3PO4(s) = 6 Ag1(s) + Zn3(PO4)2(s)
MgF2 + Li2O = MgO + Li2F2 =>
MgF2 + Li2O = MgO + Li2F2
C2H8N2O3 + O2 = CO2 + NH3 + H2O =>
C2H8N2O3 + O2 = 2 CO2 + 2 NH3 + H2O
Cr(NO3)3 + CuBr2 = CrBr3 + Cu(NO3)2 =>
2 Cr(NO3)3 + 3 CuBr2 = 2 CrBr3 + 3 Cu(NO3)2
(CH)33BO3 + O2 = CO2 + H2O + B2O3 =>
2(CH)33BO3 + 81 O2 = 66 CO2 + 33 H2O + B2O3
CaO + C2O4 = CaCO3 =>
2 CaO + C2O4 = 2 CaCO3
Mn2O3 + HNO3 = Mn(NO3)3 + H2O =>
Mn2O3 + 6 HNO3 = 2 Mn(NO3)3 + 3 H2O
NO + N2O2Ar = NO2 + N2Ar =>
2 NO + N2O2Ar = 2 NO2 + N2Ar
HCn + CuSO4 = CuCn + HSO4 =>
HCn + CuSO4 = CuCn + HSO4
CH4 + [O] = CO2 + H2O =>
CH4 + 4[O] = CO2 + 2 H2O
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Équations équilibrées sur04/21/25
Équations équilibrées sur05/21/24
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