| Équations équilibrées la veille | Équations équilibrées le lendemain |
K2S(aq) + CoCl2(aq) = 2 KCl(aq) + CoS
AgBr + NaCl = NaBr + AgCl =>
AgBr + NaCl = NaBr + AgCl
CuO + H2SO4 = CuSO4 + H2O =>
CuO + H2SO4 = CuSO4 + H2O
Na3PO4 + CdCl2 = CdPO4 + Na3Cl2 =>
Na3PO4 + CdCl2 = CdPO4 + Na3Cl2
NH3 + H3BO3 = NH4BO2 + H2O =>
NH3 + H3BO3 = NH4BO2 + H2O
KNO2 + Br2 + NaOH = KNO3 + NaBr + H2O =>
KNO2 + Br2 + 2 NaOH = KNO3 + 2 NaBr + H2O
[Cu(NH3)4]{+2} + CN{-} + OH{-} = [Cu(CN)3]{-2} + CNO{-} + NH3 + H2O =>
2[Cu(NH3)4]{+2} + 7 CN{-} + 2 OH{-} = 2[Cu(CN)3]{-2} + CNO{-} + 8 NH3 + H2O
LiAlH4 + CH3CHO + H2O = CH3CH2OH + LiAl(OH)4 =>
LiAlH4 + 4 CH3CHO + 4 H2O = 4 CH3CH2OH + LiAl(OH)4
CH + O2 = CHO =>
2 CH + O2 = 2 CHO
Hg(NO3)2 + C2H5OH = Hg(ONC)2 + H2O + CO2 =>
3 Hg(NO3)2 + 4 C2H5OH = 3 Hg(ONC)2 + 12 H2O + 2 CO2
PbS + HNO2 = Pb(NO2)2 + H2S =>
PbS + 2 HNO2 = Pb(NO2)2 + H2S
H2SO4(ac) + NaOH(ac) = H2O(ac) + Na2SO4(s) =>
H2SO4(ac) + 2 NaOH(ac) = 2 H2O(ac) + Na2SO4(s)
P4 + NaH + H2O = PH3 + Na2HPO3 =>
5 P4 + 12 NaH + 18 H2O = 14 PH3 + 6 Na2HPO3
Sr + (HSO3)2 = SrOH + SO2 =>
2 Sr + (HSO3)2 = 2 SrOH + 2 SO2
Co(NO3)2 + NaHCO3 = Co(HCO3)2 + NaNO3 =>
Co(NO3)2 + 2 NaHCO3 = Co(HCO3)2 + 2 NaNO3
Ni2 + F = NiF2 =>
Ni2 + 4 F = 2 NiF2
C2NO5 + O2 = CO2 + N2O5 =>
4 C2NO5 + 3 O2 = 8 CO2 + 2 N2O5
CrCl3 + Na2CO3 + H2O = Cr(OH)3 + CO2 + NaCl =>
2 CrCl3 + 3 Na2CO3 + 3 H2O = 2 Cr(OH)3 + 3 CO2 + 6 NaCl
Cu + CaCo3 = Ca + CuCo3 =>
Cu + CaCo3 = Ca + CuCo3
C99999999999999999999999999999 = C9223000000000000000 =>
5001 C99999999999999999999999999999 = 5001.2017300565C9223000000000000000
MnSO4 + O2 = MnO + SO4 =>
2 MnSO4 + O2 = 2 MnO + 2 SO4
K + KNO3 = N2 + KO2 =>
K + 2 KNO3 = N2 + 3 KO2
N(H)4N(O)3 = (N)2O + (H)2O =>
N(H)4N(O)3 = (N)2O + 2(H)2O
CuF + Na2S = Cu2S + NaF =>
2 CuF + Na2S = Cu2S + 2 NaF
[Cu(NH3)4]SO4*H2O(s) + HCl(aq) = CuSO4(aq) + H2O(l) + NH4 + Cl =>
[Cu(NH3)4]SO4*H2O(s) + 4 HCl(aq) = CuSO4(aq) + H2O(l) + 4 NH4 + 4 Cl
Na2C2O4 + Mg(NO3)2 = MgO + Na2C2(NO3)8 =>
Na2C2O4 + 4 Mg(NO3)2 = 4 MgO + Na2C2(NO3)8
Al + Fe2O3 = Al5O3 + Fe =>
5 Al + Fe2O3 = Al5O3 + 2 Fe
SO2 + H2O + CaO = H2 + CaSO4 =>
SO2 + H2O + CaO = H2 + CaSO4
P2O5(s) + HNO3(aq) = N2O5(g) + HPO3(l) =>
P2O5(s) + 2 HNO3(aq) = N2O5(g) + 2 HPO3(l)
Zn(s) + CuSO4(aq) = Cu(s) + Zn(SO4)2 =>
Zn(s) + 2 CuSO4(aq) = 2 Cu(s) + Zn(SO4)2
Na2(CO)3 + Ca(OH)2 = Na(OH) + Ca(CO)3 =>
Na2(CO)3 + Ca(OH)2 = 2 Na(OH) + Ca(CO)3
ClCO3 + PbNH4 = PbCO3 + NH4Cl =>
ClCO3 + PbNH4 = PbCO3 + NH4Cl
NaIO3 = NaI + NaIO4 =>
4 NaIO3 = NaI + 3 NaIO4
Pd + Cl = PdCl4 =>
Pd + 4 Cl = PdCl4
C6H10Br2 + KOH = C6H8 + KBr + H2O =>
C6H10Br2 + 2 KOH = C6H8 + 2 KBr + 2 H2O
RbTaO3 = Rb2O + Ta2O5 =>
2 RbTaO3 = Rb2O + Ta2O5
CH3CH2OH + HCOOH = CH3CH2COOH + H2O =>
CH3CH2OH + HCOOH = CH3CH2COOH + H2O
Fe2O3 + H2O(l) = Fe(OH)3 =>
Fe2O3 + 3 H2O(l) = 2 Fe(OH)3
CuNO3 + Ba(OH)2 = CuOH + Ba(NO3)2 =>
2 CuNO3 + Ba(OH)2 = 2 CuOH + Ba(NO3)2
ReO3 + KOH = K2ReO4 + H2O =>
ReO3 + 2 KOH = K2ReO4 + H2O
CuSO4*5H2O + KIO3 = Cu(IO3)2 + K2SO4 + H2O =>
CuSO4*5H2O + 2 KIO3 = Cu(IO3)2 + K2SO4 + 5 H2O
Cd(s) + AgNO3(aq) = Cd(NO3)(aq) + Ag(s) =>
Cd(s) + AgNO3(aq) = Cd(NO3)(aq) + Ag(s)
C8H12 + KMnO4 + H2SO4 = C7H10O6 + MnSO4 + K2SO4 + H2O =>
7 C8H12 + 20 KMnO4 + 30 H2SO4 = 8 C7H10O6 + 20 MnSO4 + 10 K2SO4 + 32 H2O
KH2PO4(aq) + FeSO4(aq) = K(aq) + H2(aq) + SO4(aq) + FePO4(s) =>
KH2PO4(aq) + FeSO4(aq) = K(aq) + H2(aq) + SO4(aq) + FePO4(s)
C3H2 + N2Cl4 = C3Cl4 + N2 + H2 =>
C3H2 + N2Cl4 = C3Cl4 + N2 + H2
HCl + Mg(HCO)2 = MgCl + H(HCO)2 =>
HCl + Mg(HCO)2 = MgCl + H(HCO)2
H2SeO4 + Mg(OH)2 = Mg2(SeO4)2 + H2O =>
2 H2SeO4 + 2 Mg(OH)2 = Mg2(SeO4)2 + 4 H2O
Na2S + Cd(CH3CO2)2 = Na + S(CH3CO2)2 + Cd =>
Na2S + Cd(CH3CO2)2 = 2 Na + S(CH3CO2)2 + Cd
Fe[SCN]3 + Na3[PO4] = Fe[PO4] + Na[SCN] =>
Fe[SCN]3 + Na3[PO4] = Fe[PO4] + 3 Na[SCN]
H2SO4 + C = H2O + CSO3 =>
H2SO4 + C = H2O + CSO3
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
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