| Équations équilibrées la veille | Équations équilibrées le lendemain |
V2O5 + 2 HNO3 = 2 VO2NO3 + H2O
CaCO3 + HCl = CaCl2 + CO2 + H2O =>
CaCO3 + 2 HCl = CaCl2 + CO2 + H2O
Na + Cl + H2SO4 = Na2SO4 + HCl =>
2 Na + 2 Cl + H2SO4 = Na2SO4 + 2 HCl
Fe2(SO4)3 + KOH = K2SO4 + Fe(OH)3 =>
Fe2(SO4)3 + 6 KOH = 3 K2SO4 + 2 Fe(OH)3
C3H6O + H2O = C3H6(OH)2 =>
C3H6O + H2O = C3H6(OH)2
LiOH + H2O + P = LiPH3 + LiH2PO2 =>
5 LiOH + 3 H2O + 5 P = LiPH3 + 4 LiH2PO2
GeO2 + H2O = GeH4 + O2 =>
GeO2 + 2 H2O = GeH4 + 2 O2
KI + Pb(C2H302)2 = PbI2 + K(C2H302) =>
2 KI + Pb(C2H302)2 = PbI2 + 2 K(C2H302)
K2Cr2O7 + H2SO4 + C2H6O = C2H4O2 + Cr2S3O12 + H2O + K2SO4 =>
2 K2Cr2O7 + 8 H2SO4 + 3 C2H6O = 3 C2H4O2 + 2 Cr2S3O12 + 11 H2O + 2 K2SO4
Xe + HCl = HXe + Cl =>
Xe + HCl = HXe + Cl
ZnCl2 + ClO4 = ZnO + Cl2 =>
8 ZnCl2 + 2 ClO4 = 8 ZnO + 9 Cl2
H2SO4 + NaC2H3O2 = HC2H3O2 + Na2SO4 =>
H2SO4 + 2 NaC2H3O2 = 2 HC2H3O2 + Na2SO4
LiOH + H2O + P = LiPH3 + LiH2PO2 =>
5 LiOH + 3 H2O + 5 P = LiPH3 + 4 LiH2PO2
C2H10N2O + O2 = CO2 + H2O + NH3 =>
2 C2H10N2O + 5 O2 = 4 CO2 + 4 H2O + 4 NH3
Fe + Cl = FeCl2 =>
Fe + 2 Cl = FeCl2
KMnO4 + Hg2(NO3)2 + HNO3 = Mn(NO3)2 + Hg(NO3)2 + KNO3 + H2O =>
2 KMnO4 + 5 Hg2(NO3)2 + 16 HNO3 = 2 Mn(NO3)2 + 10 Hg(NO3)2 + 2 KNO3 + 8 H2O
LiOH + H2O + P = LiPH3 + LiH2PO2 =>
5 LiOH + 3 H2O + 5 P = LiPH3 + 4 LiH2PO2
C53H6 + O2 = CO2 + H2O =>
2 C53H6 + 109 O2 = 106 CO2 + 6 H2O
HCOOH + Mg = Mg(COOH)2 + H2 =>
2 HCOOH + Mg = Mg(COOH)2 + H2
Mg(OH)2 + HCl = MgCl + H(OH)2 =>
Mg(OH)2 + HCl = MgCl + H(OH)2
NaOH + MgO = Na2O + Mg(OH)2 =>
2 NaOH + MgO = Na2O + Mg(OH)2
CaCl2 + Na2(SO)4 = Ca(SO)4 + NaCl =>
CaCl2 + Na2(SO)4 = Ca(SO)4 + 2 NaCl
(NH4)3PO4 + AgNO3 = Ag3PO4 + NH4NO3 =>
(NH4)3PO4 + 3 AgNO3 = Ag3PO4 + 3 NH4NO3
HCl + CaCO3 = CaCl2 + H2O + CO2 =>
2 HCl + CaCO3 = CaCl2 + H2O + CO2
CH4 + O2 = CO + H2O =>
2 CH4 + 3 O2 = 2 CO + 4 H2O
KCrO7 + H2S + HCl = CrCl3 + S + KCl + H2O =>
KCrO7 + 5 H2S + 4 HCl = CrCl3 + 5 S + KCl + 7 H2O
C2H6O + CrO3 + H2SO4 = C2H4O2 + H2O + Cr2(SO4)3 =>
3 C2H6O + 4 CrO3 + 6 H2SO4 = 3 C2H4O2 + 9 H2O + 2 Cr2(SO4)3
MgS + Na2CO3 = MgCO3 + Na2S =>
MgS + Na2CO3 = MgCO3 + Na2S
S2O8{2-} + H2O = SO4{2-} + O2 + H{+} =>
2 S2O8{2-} + 2 H2O = 4 SO4{2-} + O2 + 4 H{+}
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
(NH4)2SO4 + Ba(OH)2 = BaSO4 + NH3 + H2O =>
(NH4)2SO4 + Ba(OH)2 = BaSO4 + 2 NH3 + 2 H2O
LiOH + H2O + P = LiPH3 + LiH2PO2 =>
5 LiOH + 3 H2O + 5 P = LiPH3 + 4 LiH2PO2
Sr(NO3)2 + Na2CO3 = SrCO3 + NaNO3 =>
Sr(NO3)2 + Na2CO3 = SrCO3 + 2 NaNO3
LiOH + H2O + P = LiPH3 + LiH2PO2 =>
5 LiOH + 3 H2O + 5 P = LiPH3 + 4 LiH2PO2
Fe + HCl = FeCl2 + H2 =>
Fe + 2 HCl = FeCl2 + H2
KMnO4 + MgS = K2S + Mg(MnO4)2 =>
2 KMnO4 + MgS = K2S + Mg(MnO4)2
(NH4)3PO4(aq) + Ni(NO3)2(aq) = Ni3(PO4)2(s) + NH4NO3(aq) =>
2(NH4)3PO4(aq) + 3 Ni(NO3)2(aq) = Ni3(PO4)2(s) + 6 NH4NO3(aq)
H3PO4 + NH4OH = H2O + (NH4)3PO4 =>
H3PO4 + 3 NH4OH = 3 H2O + (NH4)3PO4
Al + S8 + H2O = Al2(SO4)3 + H3O =>
16 Al + 3 S8 + 288 H2O = 8 Al2(SO4)3 + 192 H3O
Cr2O3 + Cl2 = CrCl3 + O2 =>
2 Cr2O3 + 6 Cl2 = 4 CrCl3 + 3 O2
(NH4)2SO4 + Ba(OH)2 = BaSO4 + NH3 + H2O =>
(NH4)2SO4 + Ba(OH)2 = BaSO4 + 2 NH3 + 2 H2O
Fe(NO3)3 + MgS = Fe2S3 + Mg(NO3)2 =>
2 Fe(NO3)3 + 3 MgS = Fe2S3 + 3 Mg(NO3)2
Na2SO4 + Sr(NO3)2 = NaNO3 + SrSO4 =>
Na2SO4 + Sr(NO3)2 = 2 NaNO3 + SrSO4
(SO)2 + (O)2 = S(O)3 =>
(SO)2 + 2(O)2 = 2 S(O)3
H3PO4 + Mg(OH)2 = Mg3(PO4)2 + H2O =>
2 H3PO4 + 3 Mg(OH)2 = Mg3(PO4)2 + 6 H2O
NaHSO4 + H2SO4 = NaH2SO4 + HSO4 =>
NaHSO4 + H2SO4 = NaH2SO4 + HSO4
Al2(SO4)3 + Sr(NO3)2 = Al(NO3)3 + SrSO4 =>
Al2(SO4)3 + 3 Sr(NO3)2 = 2 Al(NO3)3 + 3 SrSO4
FeSO4 + Cl2 = Fe2Cl3 + Fe2(SO4)3 =>
12 FeSO4 + 3 Cl2 = 2 Fe2Cl3 + 4 Fe2(SO4)3
LiOH + H2O + P = LiPH3 + LiH2PO2 =>
5 LiOH + 3 H2O + 5 P = LiPH3 + 4 LiH2PO2
MgS + HCl = H2S + MgCl2 =>
MgS + 2 HCl = H2S + MgCl2
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Équations équilibrées sur12/22/24
Équations équilibrées sur01/21/24
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