| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 Al + 6 HNO3 = 2 Al(NO3)3 + 3 H2
NO + O2 + Na2CO3 = NaNO2 + CO2 =>
4 NO + O2 + 2 Na2CO3 = 4 NaNO2 + 2 CO2
Ca3(PO4)2 + H2O = Ca(OH)2 + H3PO4 =>
Ca3(PO4)2 + 6 H2O = 3 Ca(OH)2 + 2 H3PO4
K3(PO4) + Mg(OH)2 = Mg3(PO4)2 + KOH =>
2 K3(PO4) + 3 Mg(OH)2 = Mg3(PO4)2 + 6 KOH
Na(CO3)2 + HC2H3O2 = NaC2H3O2 + CO2 + H2O =>
8 Na(CO3)2 + 11 HC2H3O2 = 8 NaC2H3O2 + 22 CO2 + 10 H2O
CaCO3 + C2H4O2 = Ca + C2H3O2 + H2O =>
2 CaCO3 + 11 C2H4O2 = 2 Ca + 12 C2H3O2 + 4 H2O
C4H6O5 + Mg = C4H4Mg2O5 + H2 =>
C4H6O5 + 2 Mg = C4H4Mg2O5 + H2
C5H10O2 + Na2CO3 = C5H10ONa + CO2 + O2 =>
4 C5H10O2 + 2 Na2CO3 = 4 C5H10ONa + 2 CO2 + 3 O2
H12C5 + O2 = CO2 + H2O =>
H12C5 + 8 O2 = 5 CO2 + 6 H2O
Na(s) + F2(g) = NaF =>
2 Na(s) + F2(g) = 2 NaF
Al + HCl = AlCl3 + H2 =>
2 Al + 6 HCl = 2 AlCl3 + 3 H2
Al2S3(s) + HCl(aq) = AlCl3(aq) + H2S(g) =>
Al2S3(s) + 6 HCl(aq) = 2 AlCl3(aq) + 3 H2S(g)
Na2H2SO4 = Na2SO3 + H2O =>
Na2H2SO4 = Na2SO3 + H2O
KMnO4 + H2SO4 + H2S = MnSO4 + H2O + K2SO4 =>
8 KMnO4 + 7 H2SO4 + 5 H2S = 8 MnSO4 + 12 H2O + 4 K2SO4
As + S = As2S3 =>
2 As + 3 S = As2S3
H3PO4 + H2S + K2Cr2O7 = K3PO4 + CrPO4 + S8 + H3O =>
128 H3PO4 + 312 H2S + 48 K2Cr2O7 = 32 K3PO4 + 96 CrPO4 + 39 S8 + 336 H3O
Na2CO3 + Sn(NO3)2 = SnCO3 + Na(NO3) =>
Na2CO3 + Sn(NO3)2 = SnCO3 + 2 Na(NO3)
Fe2O3 + Ca(OH)2 = CaFe2O4 + H2O =>
Fe2O3 + Ca(OH)2 = CaFe2O4 + H2O
Ca{2+} + C2O4{2-} = CaC2O4 =>
Ca{2+} + C2O4{2-} = CaC2O4
Na2S4O6 + HCl + Al = Al2Cl6 + H2O + H2S + NaCl =>
Na2S4O6 + 20 HCl + 6 Al = 3 Al2Cl6 + 6 H2O + 4 H2S + 2 NaCl
Al + Cl2 = AlCl3 =>
2 Al + 3 Cl2 = 2 AlCl3
Na2CO3 + Fe(CH3COO)2 = NaCH3COO + FeCO3 =>
Na2CO3 + Fe(CH3COO)2 = 2 NaCH3COO + FeCO3
Ca(OH)2 + NaHS = CaS + Na2S + H2O =>
Ca(OH)2 + 2 NaHS = CaS + Na2S + 2 H2O
AgSO4 + Fe2O3 = AgO + Fe2(SO4)3 =>
3 AgSO4 + Fe2O3 = 3 AgO + Fe2(SO4)3
Na2O2 = Na2O + O =>
Na2O2 = Na2O + O
Al + HCl = AlCl3 + H2 =>
2 Al + 6 HCl = 2 AlCl3 + 3 H2
Co2OH2O = Co2(OH)2 =>
Co2OH2O = Co2(OH)2
Ca + Fe(PO4) = Fe + Ca3(PO4)2 =>
3 Ca + 2 Fe(PO4) = 2 Fe + Ca3(PO4)2
N(CH3)3 + H2O = OH + NH(CH3)3 =>
N(CH3)3 + H2O = OH + NH(CH3)3
HPO4{-2} + NH4{+} + MoO4{-2} + H3O{+} = (NH4)3[P(Mo12O40)] + H2O =>
HPO4{-2} + 3 NH4{+} + 12 MoO4{-2} + 23 H3O{+} = (NH4)3[P(Mo12O40)] + 35 H2O
Ca + HBr = Ca(HBr) =>
Ca + HBr = Ca(HBr)
Co(H2O)6 + Cl = CoCl6 + H2O =>
Co(H2O)6 + 6 Cl = CoCl6 + 6 H2O
MgO + NO = MgNO2 =>
MgO + NO = MgNO2
NH + O = NO + HO =>
NH + 2 O = NO + HO
CuCl2 + MnO2 + H2SO4 = Cl2 + MnSO4 + H2O + CuSO4 =>
CuCl2 + MnO2 + 2 H2SO4 = Cl2 + MnSO4 + 2 H2O + CuSO4
CoBr3 + Pb(NO3)2 = Co(NO3)3 + PbBr2 =>
2 CoBr3 + 3 Pb(NO3)2 = 2 Co(NO3)3 + 3 PbBr2
Ca(OH)2 + HBr = CaBr2 + H2O =>
Ca(OH)2 + 2 HBr = CaBr2 + 2 H2O
AIBr3 + CI = AICI + Br =>
AIBr3 + CI = AICI + 3 Br
C6NOH11 + C6NH15 + C7OClH5 = C20H19O3N + NClC6H16 =>
C6NOH11 + 2 C6NH15 + 2 C7OClH5 = C20H19O3N + 2 NClC6H16
Ca + (OH) = CaOH =>
Ca + (OH) = CaOH
BeO + C + Cl2 = BeCl2 + CO2 =>
2 BeO + C + 2 Cl2 = 2 BeCl2 + CO2
K2CrO4 + KBr + KCl + H2O = CrCl3 + Br2 + KOH =>
2 K2CrO4 + 6 KBr + 6 KCl + 8 H2O = 2 CrCl3 + 3 Br2 + 16 KOH
KNO3 = KNO2 + O2 =>
2 KNO3 = 2 KNO2 + O2
Fe3C + HNO3 = Fe(NO3)3 + CO2 + NO + H2O =>
3 Fe3C + 40 HNO3 = 9 Fe(NO3)3 + 3 CO2 + 13 NO + 20 H2O
Pb(No3) + HCl = PbCl + H(No3) =>
Pb(No3) + HCl = PbCl + H(No3)
NaC2H3O2 + Mg(OH)2 = NaOH + Mg(C2H3O2)2 =>
2 NaC2H3O2 + Mg(OH)2 = 2 NaOH + Mg(C2H3O2)2
Al(OH)3 + Na2S2O3 = Al2(S2O3)3 + NaOH =>
2 Al(OH)3 + 3 Na2S2O3 = Al2(S2O3)3 + 6 NaOH
Li2S + CuSO4 = LiCu + S(SO4)2 =>
Li2S + 2 CuSO4 = 2 LiCu + S(SO4)2
HY + FeCl3 = Y2 + FeCl2 + HCl =>
2 HY + 2 FeCl3 = Y2 + 2 FeCl2 + 2 HCl
Cu(SO4) + NH3 = (NH3)2(SO4) + Cu =>
Cu(SO4) + 2 NH3 = (NH3)2(SO4) + Cu
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur12/16/24
Équations équilibrées sur01/15/24
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