| Équations équilibrées la veille | Équations équilibrées le lendemain |
78 H2SO4 + 6 K2Cr2O7 + 55 P4 = 110 P2O3 + 6 Cr2(S04)3 + 6 K2SO4 + 78 H2
HClO4(aq) + Mg(OH)2(S) = Mg(ClO4)2(S) + H2O(l) =>
2 HClO4(aq) + Mg(OH)2(S) = Mg(ClO4)2(S) + 2 H2O(l)
NH4Cl + NaOH = NH3 + H2O + NaCl = =>
NH4Cl + NaOH = NH3 + H2O + NaCl
Cl + HO = ClO + H =>
Cl + HO = ClO + H
Al + N2 = Al(N)2 =>
Al + N2 = Al(N)2
H3PO4 + Mg(OH)2 = Mg3(PO4)2 + H2O =>
2 H3PO4 + 3 Mg(OH)2 = Mg3(PO4)2 + 6 H2O
Cl2 + NaOH = HClO{-} + Na{+} =>
Cl2 + 2 NaOH = 2 HClO{-} + 2 Na{+}
Fe + HgSO4 = Hg + Fe2(SO4)3 =>
2 Fe + 3 HgSO4 = 3 Hg + Fe2(SO4)3
MgCl2(aq) + NaOH(aq) = Mg(OH)2(aq) + NaCl(aq) =>
MgCl2(aq) + 2 NaOH(aq) = Mg(OH)2(aq) + 2 NaCl(aq)
Ca2Si(s) + Cl2(g) = CaCl2(g) + SiCl4(g) =>
Ca2Si(s) + 4 Cl2(g) = 2 CaCl2(g) + SiCl4(g)
CuCl2 + S = CuS + SCl2 =>
CuCl2 + 2 S = CuS + SCl2
Pt + Al(NO3)3 = Al + Pt(NO3)2 =>
3 Pt + 2 Al(NO3)3 = 2 Al + 3 Pt(NO3)2
C(s) + Cl2(g) = CCl4(s) =>
C(s) + 2 Cl2(g) = CCl4(s)
Cl(g) + NaOH(ac) = NaCl(ac) + H2O(l) + NaClO(ac) =>
2 Cl(g) + 2 NaOH(ac) = NaCl(ac) + H2O(l) + NaClO(ac)
NiCl2 + Br2 + KOH = KCl + KBr + Ni(OH)3 =>
2 NiCl2 + Br2 + 6 KOH = 4 KCl + 2 KBr + 2 Ni(OH)3
Al + HCl = AlCl3 + H2 =>
2 Al + 6 HCl = 2 AlCl3 + 3 H2
KBiO3 + HNO3 = KNO3 + HBiO3 =>
KBiO3 + HNO3 = KNO3 + HBiO3
Fe(NO3)3 + NiSO4 = Fe2(SO4)3 + Ni(NO3)2 =>
2 Fe(NO3)3 + 3 NiSO4 = Fe2(SO4)3 + 3 Ni(NO3)2
KMnO4 + H2SO4 + KI = I2 + K2SO4 + MnSO4 + H2O =>
2 KMnO4 + 8 H2SO4 + 10 KI = 5 I2 + 6 K2SO4 + 2 MnSO4 + 8 H2O
AgNO3 + CuCl2 = AgCl + Cu(NO3)2 =>
2 AgNO3 + CuCl2 = 2 AgCl + Cu(NO3)2
Na2CO3(aq) + Mg(NO3)2 = MgCO3 + NaNO3 =>
Na2CO3(aq) + Mg(NO3)2 = MgCO3 + 2 NaNO3
Pb + C = PbC =>
Pb + C = PbC
Na3PO4 + Cu(OH)2 = Cu3(PO4)2 + NaOH =>
2 Na3PO4 + 3 Cu(OH)2 = Cu3(PO4)2 + 6 NaOH
Fe + H(NO3) = Fe(NO3)2 + H2 =>
Fe + 2 H(NO3) = Fe(NO3)2 + H2
Mg(S) + Br2(l) = MgBr2(S) =>
Mg(S) + Br2(l) = MgBr2(S)
C3H4Br5 + Zn = C3H4 + ZnBr =>
C3H4Br5 + 5 Zn = C3H4 + 5 ZnBr
H3PO4 + H2S + K2Cr2O7 = K3PO4 + CrPO + S8 + H2O =>
64 H3PO4 + 216 H2S + 24 K2Cr2O7 = 16 K3PO4 + 48 CrPO + 27 S8 + 312 H2O
H{+} + Cr2O7{-2} + C2H5OH = Cr3 + C2H4O + H2O =>
6 H{+} + 3 Cr2O7{-2} + 18 C2H5OH = 2 Cr3 + 18 C2H4O + 21 H2O
La20O30 + La10H30 + La20Cu20O50 = La20Cu10O39 + H =>
14 La20O30 + 2 La10H30 + 15 La20Cu20O50 = 30 La20Cu10O39 + 60 H
Sr(NO3)2(aq) + K2SO4(aq) = SrSO4(s) + KNO3(aq) =>
Sr(NO3)2(aq) + K2SO4(aq) = SrSO4(s) + 2 KNO3(aq)
NaHCO3(aq) + C6H8O7 = H2O(l) + CO2(g) + Na3C6H5O7(aq) =>
3 NaHCO3(aq) + C6H8O7 = 3 H2O(l) + 3 CO2(g) + Na3C6H5O7(aq)
CaCl2 + CO2 + H2O = CaCO3 + HCl =>
CaCl2 + CO2 + H2O = CaCO3 + 2 HCl
HCl + C7H5O3Na = C7H6O3 + NaCl =>
HCl + C7H5O3Na = C7H6O3 + NaCl
Al2(SO4)3 + Mg(OH)2 = Al(OH)3 + MgSO4 =>
Al2(SO4)3 + 3 Mg(OH)2 = 2 Al(OH)3 + 3 MgSO4
KMnO4 + FeSO4 + H2SO4 = MnSO4 + K2SO4 + Fe2(SO4)4 + H2O =>
4 KMnO4 + 10 FeSO4 + 16 H2SO4 = 4 MnSO4 + 2 K2SO4 + 5 Fe2(SO4)4 + 16 H2O
Zn{2+} + PO4{3-} = Zn3 + (PO4)2 =>
3 Zn{2+} + 2 PO4{3-} = Zn3 + (PO4)2
PbCl2(ac) + K2CrO4(ac) = PbCrO4(s) + KCl(ac) =>
PbCl2(ac) + K2CrO4(ac) = PbCrO4(s) + 2 KCl(ac)
KHCO3 + C6H8O6 = K2C12H14O12 + H2O + CO2 =>
2 KHCO3 + 2 C6H8O6 = K2C12H14O12 + 2 H2O + 2 CO2
C7H8 + KMnO4 + H2SO4 = C7H7O4 + K2SO4 + MnSO4 + H2O =>
10 C7H8 + 18 KMnO4 + 27 H2SO4 = 10 C7H7O4 + 9 K2SO4 + 18 MnSO4 + 32 H2O
KMnO4 + KI + H2SO4 = I + H2O + MnSO4 + K2SO4 =>
KMnO4 + 5 KI + 4 H2SO4 = 5 I + 4 H2O + MnSO4 + 3 K2SO4
Fe + AgC2H3O2 = FeH3O2 + AgC2 =>
Fe + AgC2H3O2 = FeH3O2 + AgC2
Cu(s) + Ag{+}(aq) = Ag(s) + Cu{2+} =>
Cu(s) + 2 Ag{+}(aq) = 2 Ag(s) + Cu{2+}
(NH4)2CO3 + Zn(NO3)2 = NH4(NO3) + ZnCO3 =>
(NH4)2CO3 + Zn(NO3)2 = 2 NH4(NO3) + ZnCO3
CH3CH2OH(l) = C2H4(g) + H2O(g) =>
CH3CH2OH(l) = C2H4(g) + H2O(g)
FeBr3 + Ca = CaBr2 + Fe =>
2 FeBr3 + 3 Ca = 3 CaBr2 + 2 Fe
Cr2O3 + Na2CO3 + KClO3 = Na2CrO4 + CO2 + KCl =>
Cr2O3 + 2 Na2CO3 + KClO3 = 2 Na2CrO4 + 2 CO2 + KCl
Na2O + H2O = NaOH =>
Na2O + H2O = 2 NaOH
Ag(NO3) + NaCl = AgCl + Na(NO3) =>
Ag(NO3) + NaCl = AgCl + Na(NO3)
C6H2(OH)3COOH + Na2CO3 = C7H5NaO5 + H2O + CO2 =>
2 C6H2(OH)3COOH + Na2CO3 = 2 C7H5NaO5 + H2O + CO2
Ca(OH)2(aq) + Na2CO3(s) = CaCO3 + NaOH(aq) =>
Ca(OH)2(aq) + Na2CO3(s) = CaCO3 + 2 NaOH(aq)
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur02/17/25
Équations équilibrées sur03/19/24
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