| Équations équilibrées la veille | Équations équilibrées le lendemain |
PtCl2 + 4 KCN = K2[Pt(CN)4] + 2 KCl
MnSO4 + Br2 + K2SO4 + H2O = KMnO4 + KBr + H2SO4 =>
2 MnSO4 + 5 Br2 + 6 K2SO4 + 8 H2O = 2 KMnO4 + 10 KBr + 8 H2SO4
Fe(OH)2 + Cl2 = Fe(OH)3 + FeCl3 =>
6 Fe(OH)2 + 3 Cl2 = 4 Fe(OH)3 + 2 FeCl3
C(s) + SO2(g) = CS2(s) + CO(g) =>
5 C(s) + 2 SO2(g) = CS2(s) + 4 CO(g)
Fe{2+} + Na(s) = Na{+} + Fe(s) =>
Fe{2+} + 2 Na(s) = 2 Na{+} + Fe(s)
C2H4O2 + NaCl = C2H3O2Na + HCl =>
C2H4O2 + NaCl = C2H3O2Na + HCl
C(s) + SO2(g) = CS2(g) + CO(g) =>
5 C(s) + 2 SO2(g) = CS2(g) + 4 CO(g)
Al + HCl = AlCl3 + H2 =>
2 Al + 6 HCl = 2 AlCl3 + 3 H2
C6H8O7 + CuCO3 = Cu3(C6H5O7)2 + H2O + CO2 =>
2 C6H8O7 + 3 CuCO3 = Cu3(C6H5O7)2 + 3 H2O + 3 CO2
Fe2 = Fe3 =>
3 Fe2 = 2 Fe3
Ca(OH)2000 + HCl = CaCl2000 + H2O =>
Ca(OH)2000 + 2000 HCl = CaCl2000 + 2000 H2O
H2SO4 + NaOH = Na2SO4 + H2O =>
H2SO4 + 2 NaOH = Na2SO4 + 2 H2O
FeN + KOH = Fe(OH)3 + K3N =>
FeN + 3 KOH = Fe(OH)3 + K3N
HCl + FeCl2 + KClO3 = FeCl3 + KCl + HOH =>
6 HCl + 6 FeCl2 + KClO3 = 6 FeCl3 + KCl + 3 HOH
Mn(aq) + H2O2(aq) = MnO2(s) + H2O(l) =>
Mn(aq) + 2 H2O2(aq) = MnO2(s) + 2 H2O(l)
Fe + KMnO4 = Fe2O3 + KMn =>
8 Fe + 3 KMnO4 = 4 Fe2O3 + 3 KMn
Ca(OH)2 + (NH4)2C2O4 = CaC2O4 + H2O + NH3 =>
Ca(OH)2 + (NH4)2C2O4 = CaC2O4 + 2 H2O + 2 NH3
N2O3(g) + N2O5(s) = N2O4(g) =>
N2O3(g) + N2O5(s) = 2 N2O4(g)
HClO4 + NH3 = ClO4 + NH4 =>
HClO4 + NH3 = ClO4 + NH4
FeSO4 + KClO3 + H2SO4 = Fe2(SO4)3 + K2SO4 + Cl2 + H2O =>
10 FeSO4 + 2 KClO3 + 6 H2SO4 = 5 Fe2(SO4)3 + K2SO4 + Cl2 + 6 H2O
CH3CHOHCH3 + KMnO4 + H2SO4 = CH3CH2COOH + K2SO4 + MnSO4 + H2O =>
5 CH3CHOHCH3 + 4 KMnO4 + 6 H2SO4 = 5 CH3CH2COOH + 2 K2SO4 + 4 MnSO4 + 11 H2O
KMnO4 + Fe = FeO + KMn =>
KMnO4 + 4 Fe = 4 FeO + KMn
BaCO3 + CH3COOH = CO2 + H2O + Ba(CH3COO)2 =>
BaCO3 + 2 CH3COOH = CO2 + H2O + Ba(CH3COO)2
H2SO4(ac) + NaCl(ac) = HCl(ac) + Na2SO4(s) =>
H2SO4(ac) + 2 NaCl(ac) = 2 HCl(ac) + Na2SO4(s)
CH3CHOHCH3 + KMnO4 + H2SO4 = CH3CHOCH3 + K2SO4 + MnSO4 + H2O =>
10 CH3CHOHCH3 + 2 KMnO4 + 3 H2SO4 = 10 CH3CHOCH3 + K2SO4 + 2 MnSO4 + 8 H2O
Fe + KMnO4 = Fe(MnO4)2 + K =>
Fe + 2 KMnO4 = Fe(MnO4)2 + 2 K
WO3 + NH4OH = (NH4)2WO4 + H2O =>
WO3 + 2 NH4OH = (NH4)2WO4 + H2O
HC2H3O2 + CsOH = CsC2H3O2 + H2O =>
HC2H3O2 + CsOH = CsC2H3O2 + H2O
MgO(s) + HCl = MgCl + HO =>
MgO(s) + HCl = MgCl + HO
Ca(OCl)2 + NH3 = H2O + CaCl2 + N2 =>
3 Ca(OCl)2 + 4 NH3 = 6 H2O + 3 CaCl2 + 2 N2
KMnO4 + Fe = FeO + K2O + MnO2 =>
2 KMnO4 + 3 Fe = 3 FeO + K2O + 2 MnO2
Mo + N2 = MoN2 =>
Mo + N2 = MoN2
CH3CHOHCH3 + KMnO4 + H2SO4 = CH3COOH + K2SO4 + MnSO4 + H2O =>
10 CH3CHOHCH3 + 12 KMnO4 + 18 H2SO4 = 15 CH3COOH + 6 K2SO4 + 12 MnSO4 + 28 H2O
CuSO4 + X = Cu + XSO4 =>
CuSO4 + X = Cu + XSO4
CH3OH + KMnO4 = H2O + HCOH + KOH + MnO2 =>
3 CH3OH + 2 KMnO4 = 2 H2O + 3 HCOH + 2 KOH + 2 MnO2
XeF4 + H2O = Xe + O + HF =>
XeF4 + 2 H2O = Xe + 2 O + 4 HF
Fe + KMnO4 = FeMnO4 + K =>
Fe + KMnO4 = FeMnO4 + K
Cu(OH)2 + C = Cu + CO2 + H2O =>
2 Cu(OH)2 + C = 2 Cu + CO2 + 2 H2O
[Ni(NH3)4]SO4 + NaOH = Na2(SO4) + Ni(OH)2 + NH3 =>
[Ni(NH3)4]SO4 + 2 NaOH = Na2(SO4) + Ni(OH)2 + 4 NH3
CaO + H2O = Ca(OH)2 = =>
CaO + H2O = Ca(OH)2
P2O3 = P + O =>
P2O3 = 2 P + 3 O
Na2HPO4 + (NH4)2MoO4 + HNO3 = (NH4)3(PMo12O40) + NaNO3 + NH4NO3 + H2O =>
Na2HPO4 + 12(NH4)2MoO4 + 23 HNO3 = (NH4)3(PMo12O40) + 2 NaNO3 + 21 NH4NO3 + 12 H2O
Fe + KMnO4 = Fe2O3 + MnO2 + K2O =>
2 Fe + 2 KMnO4 = Fe2O3 + 2 MnO2 + K2O
XeF4 + H2O = XeO3 + Xe + HF =>
3 XeF4 + 6 H2O = 2 XeO3 + Xe + 12 HF
P2O3 = P4 + O2 =>
2 P2O3 = P4 + 3 O2
KMnO4 + Fe = K2O + MnO + Fe2O3 =>
6 KMnO4 + 10 Fe = 3 K2O + 6 MnO + 5 Fe2O3
NaBO3 + FeS + NaOH + H2O = Fe(OH)3 + Na2SO4 + NaBO2 =>
9 NaBO3 + 2 FeS + 4 NaOH + H2O = 2 Fe(OH)3 + 2 Na2SO4 + 9 NaBO2
Ba + HBrO = Ba(BrO)2 + H2 =>
Ba + 2 HBrO = Ba(BrO)2 + H2
C3H8O + KMnO4 = C3H6O2 + MnO2 + KOH + H2O =>
3 C3H8O + 4 KMnO4 = 3 C3H6O2 + 4 MnO2 + 4 KOH + H2O
C6H14 + O2 = CO2 + H2O =>
2 C6H14 + 19 O2 = 12 CO2 + 14 H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur10/28/24
Équations équilibrées sur11/27/23
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