| Équations équilibrées la veille | Équations équilibrées le lendemain |
C2O4{2-} = 2 CO2 + 2e
NaCl + H2SO4 = Na2SO4 + HCl =>
2 NaCl + H2SO4 = Na2SO4 + 2 HCl
HCl + NaOH = NaCl + H2O =>
HCl + NaOH = NaCl + H2O
Pb(NO3)2 = PbO + NO2 + O2 =>
2 Pb(NO3)2 = 2 PbO + 4 NO2 + O2
H3C6H5O7 + H2O = C6H5O7 + H3O =>
H3C6H5O7 + 3 H2O = C6H5O7 + 3 H3O
KMnO4 + AsH3 + H2SO4 = H3AsO4 + MnSO4 + K2SO4 + H2O =>
8 KMnO4 + 5 AsH3 + 12 H2SO4 = 5 H3AsO4 + 8 MnSO4 + 4 K2SO4 + 12 H2O
Cu(OH)2 + H2SO4 = CuSO4 + H2O =>
Cu(OH)2 + H2SO4 = CuSO4 + 2 H2O
MgSO4 + NH4OH + NH4Cl + Na2HPO4 = MgNH4PO4 + NaCl + (NH4)2SO4 + H2O =>
MgSO4 + NH4OH + 2 NH4Cl + Na2HPO4 = MgNH4PO4 + 2 NaCl + (NH4)2SO4 + H2O
CuSO4 + BaCl2 = CuCl + Ba(SO4)2 =>
2 CuSO4 + BaCl2 = 2 CuCl + Ba(SO4)2
HNO3 + HCl = NO + H2O + Cl2 =>
2 HNO3 + 6 HCl = 2 NO + 4 H2O + 3 Cl2
CH6 + O2 = CO2 + H2O =>
2 CH6 + 5 O2 = 2 CO2 + 6 H2O
P + Cl2 = P2Cl4 =>
2 P + 2 Cl2 = P2Cl4
HCl + Na2S = H2S + NaCl =>
2 HCl + Na2S = H2S + 2 NaCl
LiHCO3(s) + H2SO4(aq) = Li2SO4(aq) + H2O(l) + CO2(g) =>
2 LiHCO3(s) + H2SO4(aq) = Li2SO4(aq) + 2 H2O(l) + 2 CO2(g)
Hf + N2 = Hf3N4 =>
3 Hf + 2 N2 = Hf3N4
Mg + H3PO4 = H2 + Mg3(PO4)2 =>
3 Mg + 2 H3PO4 = 3 H2 + Mg3(PO4)2
C2H5Cl + NaOH = NaCl + H2O + C2H4 =>
C2H5Cl + NaOH = NaCl + H2O + C2H4
SO2 + H2O2 = H2SO4 =>
SO2 + H2O2 = H2SO4
Ni2S3 = Ni + S =>
Ni2S3 = 2 Ni + 3 S
NaHS + NaOCl = NaSO4 + NaCl + H2O =>
2 NaHS + 9 NaOCl = 2 NaSO4 + 9 NaCl + H2O
Ai + H2SO4 = Ai2(SO4)3 + SO2 + H2O =>
2 Ai + 6 H2SO4 = Ai2(SO4)3 + 3 SO2 + 6 H2O
H2S2O3 = H2O + SO2 + S =>
H2S2O3 = H2O + SO2 + S
Fe + Cl2 + O2 = Fe(ClO)2 =>
Fe + Cl2 + O2 = Fe(ClO)2
Al2O3 + HClO4 = Al(ClO4)3 + H2O =>
Al2O3 + 6 HClO4 = 2 Al(ClO4)3 + 3 H2O
P + Cl2 = P2Cl4 =>
2 P + 2 Cl2 = P2Cl4
C2H5OH + I2 + NaOH = CH3I + H2O + HCOONa =>
5 C2H5OH + 4 I2 + 2 NaOH = 8 CH3I + 3 H2O + 2 HCOONa
Zn + CuS = ZnS + Cu =>
Zn + CuS = ZnS + Cu
Cl2O + H2O = HCl + HClO3 =>
3 Cl2O + 3 H2O = 4 HCl + 2 HClO3
C2H2 + F2 = C2H2F4 =>
C2H2 + 2 F2 = C2H2F4
Hg2S2 + CaO = Hg + CaS + CaSO4 =>
2 Hg2S2 + 4 CaO = 4 Hg + 3 CaS + CaSO4
Yb2O3 + H2O + H{+} = Yb(H2O)9{3+} =>
Yb2O3 + 15 H2O + 6 H{+} = 2 Yb(H2O)9{3+}
H3C6H5O7 + NaOH = H4O + NaC6H5O7 =>
H3C6H5O7 + NaOH = H4O + NaC6H5O7
Be(s) + Br2(l) = BeBr(aq) =>
2 Be(s) + Br2(l) = 2 BeBr(aq)
PbF2 + HCl = HF + PbCl2 =>
PbF2 + 2 HCl = 2 HF + PbCl2
C2H5OH + H2SO4 + K2Cr2O7 = CH3COOH + K2SO4 + Cr2(SO4)3 + H2O =>
3 C2H5OH + 8 H2SO4 + 2 K2Cr2O7 = 3 CH3COOH + 2 K2SO4 + 2 Cr2(SO4)3 + 11 H2O
C + PbO2 + H2SO4 = PbSO4 + H2O + CO =>
C + PbO2 + H2SO4 = PbSO4 + H2O + CO
Cu(NO3)2 + KOH = Cu + KOH(NO3)2 =>
Cu(NO3)2 + KOH = Cu + KOH(NO3)2
MgO + CH3COOH = MgO(CH3COO) + H2 =>
2 MgO + 2 CH3COOH = 2 MgO(CH3COO) + H2
HC2H3O2 + Cr(OH)3 = Cr(C2H3O2)3 + H2O =>
3 HC2H3O2 + Cr(OH)3 = Cr(C2H3O2)3 + 3 H2O
Al + Ag(SO4) = Ag + Al(SO4)3 =>
Al + 3 Ag(SO4) = 3 Ag + Al(SO4)3
Ni(NO3)2 + C0(NH2)2 = NiO + H2O + N2 + CO2 =>
4 Ni(NO3)2 + 5 C0(NH2)2 = 4 NiO + 10 H2O + 9 N2 + 5 CO2
CaCl2(aq) + Na3PO4(aq) = Ca3(PO4)2(s) + NaCl(g) =>
3 CaCl2(aq) + 2 Na3PO4(aq) = Ca3(PO4)2(s) + 6 NaCl(g)
V()5 + HSO3 = V(SO3)5 + H2 =>
2 V()5 + 10 HSO3 = 2 V(SO3)5 + 5 H2
K + P = K5P =>
5 K + P = K5P
C2H5(l)OH + O2(g) = CO2(g) + H2O(l) =>
C2H5(l)OH + 3 O2(g) = 2 CO2(g) + 3 H2O(l)
Na2CO3(s) + VCl(l) = NaCl(s) + V2CO3 =>
Na2CO3(s) + 2 VCl(l) = 2 NaCl(s) + V2CO3
C18H18 + O2 = H2O + CO2 =>
2 C18H18 + 45 O2 = 18 H2O + 36 CO2
S + HNO3 = H2SO4 + NO2 + H2O =>
S + 6 HNO3 = H2SO4 + 6 NO2 + 2 H2O
Na2CO3 + HCl = NaCl + H2O + CO2 =>
Na2CO3 + 2 HCl = 2 NaCl + H2O + CO2
Hf + N2 = Hf3N4 =>
3 Hf + 2 N2 = Hf3N4
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur12/22/24
Équations équilibrées sur01/21/24
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