| Équations équilibrées la veille | Équations équilibrées le lendemain |
Na2CO3 + 2 H + 2 Cl = CO2 + H2O + 2 NaCl
(C2H3O2) + KOH = OH + K(C2H3O2)3 =>
3(C2H3O2) + KOH = OH + K(C2H3O2)3
NaHCO3 + Co(NO3)2 = Na(NO3) + Co(HCO3)2 =>
2 NaHCO3 + Co(NO3)2 = 2 Na(NO3) + Co(HCO3)2
NO{3}{-} + Cu = NO{2} + Cu{2+} =>
2 NO{3}{-} + Cu = 2 NO{2} + Cu{2+}
Pb + Na + C2H5Cl = Pb(C2H5)4 + NaCl =>
Pb + 4 Na + 4 C2H5Cl = Pb(C2H5)4 + 4 NaCl
Fe2O2 + CO = Fe + CO2 =>
Fe2O2 + 2 CO = 2 Fe + 2 CO2
Co(NO3)2 + NaHCO3 = Co(HCO3)2 + NaNO3 =>
Co(NO3)2 + 2 NaHCO3 = Co(HCO3)2 + 2 NaNO3
Na + Fe2(SO4)3 = Na2SO4 + Fe3 =>
18 Na + 3 Fe2(SO4)3 = 9 Na2SO4 + 2 Fe3
KSCN + Ni(NO3)2 = (NO3)2 + NiKSCN =>
KSCN + Ni(NO3)2 = (NO3)2 + NiKSCN
CH3COOH + Cl2 = CH3COOCl + H2 =>
2 CH3COOH + Cl2 = 2 CH3COOCl + H2
C4H9OH + PCl5 = C4H9Cl + POCl3 + HCl =>
C4H9OH + PCl5 = C4H9Cl + POCl3 + HCl
CH4 + Cl2 = CH2Cl2 + HCl =>
CH4 + 2 Cl2 = CH2Cl2 + 2 HCl
KOH + C4H6O4 = C4H4K2O4 + H2O =>
2 KOH + C4H6O4 = C4H4K2O4 + 2 H2O
Zn + Ba(OH)2 = Ba + Zn(OH)2 =>
Zn + Ba(OH)2 = Ba + Zn(OH)2
NiS + Al = AlS + Ni =>
NiS + Al = AlS + Ni
NOBr + HNO3 = NO2 + Br2 + H2O =>
2 NOBr + 4 HNO3 = 6 NO2 + Br2 + 2 H2O
Ca(OH)2 + HCl = CaCl2 + H2O =>
Ca(OH)2 + 2 HCl = CaCl2 + 2 H2O
CaOCO2 = CaCO3 =>
CaOCO2 = CaCO3
Sr(OH)2*8H2O + NH4Cl = H2O + NH3 + SrCl2 =>
Sr(OH)2*8H2O + 2 NH4Cl = 10 H2O + 2 NH3 + SrCl2
BF3 + H2SO4 = B(OH)3 + HSO3F =>
BF3 + 3 H2SO4 = B(OH)3 + 3 HSO3F
SnCl2 + K2CrO4 + H2SO4 = Sn(SO4)2 + CrCl3 + K2SO4 + H2O =>
3 SnCl2 + 2 K2CrO4 + 8 H2SO4 = 3 Sn(SO4)2 + 2 CrCl3 + 2 K2SO4 + 8 H2O
CH3CH(OH)COOH + CH3OH = CH3CH(OH)COOCH3 + H2O =>
CH3CH(OH)COOH + CH3OH = CH3CH(OH)COOCH3 + H2O
ZnSO4 + NH3 = [Zn(NH3)4]SO4 =>
ZnSO4 + 4 NH3 = [Zn(NH3)4]SO4
CuCl2 + N2H4 + NaOH = Cu2O + N2 + H2O + NaCl =>
4 CuCl2 + N2H4 + 8 NaOH = 2 Cu2O + N2 + 6 H2O + 8 NaCl
MnC2O4*3H20 + O2 = MnO + H2O + CO2 =>
2 MnC2O4*3H20 + 31 O2 = 2 MnO + 60 H2O + 4 CO2
C(s) + HNO3(aq) = CO2(g) + NO2(g) + H2O(g) =>
C(s) + 4 HNO3(aq) = CO2(g) + 4 NO2(g) + 2 H2O(g)
C4H9OH + PCl5 = C4H9Cl + POCl3 + HCl =>
C4H9OH + PCl5 = C4H9Cl + POCl3 + HCl
FeSO4 + H2SO4 = Fe2(SO4)3 + H2 =>
2 FeSO4 + H2SO4 = Fe2(SO4)3 + H2
C9H9NO2 + O2 = CO2 + NO2 + H2O =>
4 C9H9NO2 + 45 O2 = 36 CO2 + 4 NO2 + 18 H2O
NiCO3(s) = Ni + CO3 =>
NiCO3(s) = Ni + CO3
HC2H3O2(aq) + LiHSO3(aq) = H2O(l) + CO2(g) + LiCH3SO2(s) =>
HC2H3O2(aq) + LiHSO3(aq) = H2O(l) + CO2(g) + LiCH3SO2(s)
CH3OH + NaOH + I2 = HCOONa + NaI + H2O =>
CH3OH + 5 NaOH + 2 I2 = HCOONa + 4 NaI + 4 H2O
(NH4)2CO3(aq) + CaCl2(aq) = (NH4)2Cl2 + CaCO3 =>
(NH4)2CO3(aq) + CaCl2(aq) = (NH4)2Cl2 + CaCO3
C9H20(g) + O2(g) = CO2 + H2O =>
C9H20(g) + 14 O2(g) = 9 CO2 + 10 H2O
P4 + NaOH + H2O = H2 + NaH2PO2 =>
P4 + 4 NaOH + 4 H2O = 2 H2 + 4 NaH2PO2
Pb(NO3)2 + Cu2SO4 = PbSO4 + CuNO3 =>
Pb(NO3)2 + Cu2SO4 = PbSO4 + 2 CuNO3
Cu(CH3COO)2*H2O + C2H5NO2 = Cu(C2H4NO2)2*H2O + CH3COOH =>
Cu(CH3COO)2*H2O + 2 C2H5NO2 = Cu(C2H4NO2)2*H2O + 2 CH3COOH
MgO + N2 = Mg3N2 + O2 =>
6 MgO + 2 N2 = 2 Mg3N2 + 3 O2
AgI + Na2S2O3 = Na3Ag(S2O3)2 + NaI =>
AgI + 2 Na2S2O3 = Na3Ag(S2O3)2 + NaI
Cu + NO{3}{-} = Cu{2+} + NO =>
3 Cu + 2 NO{3}{-} = 3 Cu{2+} + 2 NO
Ar4Pb + NaOH = ArOH + Na4Pb =>
Ar4Pb + 4 NaOH = 4 ArOH + Na4Pb
Cu2S + O2 = Cu2O + SO2 =>
2 Cu2S + 3 O2 = 2 Cu2O + 2 SO2
FeAsS + O2 + H2O = FeSO4 + H3AsO4 =>
4 FeAsS + 13 O2 + 6 H2O = 4 FeSO4 + 4 H3AsO4
Fe(CNS)3 + NaF = Na3[FeF6] + NaCNS =>
Fe(CNS)3 + 6 NaF = Na3[FeF6] + 3 NaCNS
FeO + HNO3 = Fe(NO3)2 + H2O =>
FeO + 2 HNO3 = Fe(NO3)2 + H2O
Fe + NH2OHHCl = FeCl2 + N2 + H2O + H =>
Fe + 2 NH2OHHCl = FeCl2 + N2 + 2 H2O + 4 H
HOOCCOOH(aq) = H + O + C =>
HOOCCOOH(aq) = 2 H + 4 O + 2 C
N4O10 = N + O2 =>
N4O10 = 4 N + 5 O2
NaHCO3 = Na2CO3 + CO2 + H2O =>
2 NaHCO3 = Na2CO3 + CO2 + H2O
Zn(s) + HCl(aq) = ZnCl2(aq) + H2(g) =>
Zn(s) + 2 HCl(aq) = ZnCl2(aq) + H2(g)
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur07/11/24
Équations équilibrées sur08/10/23
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