| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 Cr{3+} + 3 H2O2 + H2O = Cr2O7{2-} + 8 H{+}
NaHS(aq) + HCl(aq) = NaCl(aq) + H2S(aq) =>
NaHS(aq) + HCl(aq) = NaCl(aq) + H2S(aq)
Si + S8 = Si2S4 =>
4 Si + S8 = 2 Si2S4
In2S3 = In2 + S3 =>
In2S3 = In2 + S3
Ca(OH)2 + H2CO3 = CaCO3 + H2O =>
Ca(OH)2 + H2CO3 = CaCO3 + 2 H2O
Bi2(SO4)3 + NH4OH = Bi(OH)3 + (NH4)2SO4 =>
Bi2(SO4)3 + 6 NH4OH = 2 Bi(OH)3 + 3(NH4)2SO4
Ga(NO2)3 = Ga + N2 + O2 =>
2 Ga(NO2)3 = 2 Ga + 3 N2 + 6 O2
Fe + N2O5 = Fe2O3 + N2 =>
10 Fe + 3 N2O5 = 5 Fe2O3 + 3 N2
Tl + HNO3 = NO2 + TlNO3 + H2O =>
Tl + 2 HNO3 = NO2 + TlNO3 + H2O
CH3COOH + Cu(OH)2 = Cu(CH3COO)2 + H2O =>
2 CH3COOH + Cu(OH)2 = Cu(CH3COO)2 + 2 H2O
Ca(NO3)2 + Li = Ca + LiNO3 =>
Ca(NO3)2 + 2 Li = Ca + 2 LiNO3
MgO2 + H2 = MgO + H2O =>
MgO2 + H2 = MgO + H2O
NH3 + Li = LiH + NH2 =>
NH3 + Li = LiH + NH2
KOH + MgCl2 = KCl + Mg(OH)2 =>
2 KOH + MgCl2 = 2 KCl + Mg(OH)2
SO2 + H2S + NH3 + H2O = (NH4)2S2O3 =>
4 SO2 + 2 H2S + 6 NH3 + H2O = 3(NH4)2S2O3
SO2 + CO = S2 + CO2 =>
2 SO2 + 4 CO = S2 + 4 CO2
CaCO3 + H2 = Ca(OH)2 + CO =>
CaCO3 + H2 = Ca(OH)2 + CO
BaO + P4O10 = Ba3(PO4)2 =>
6 BaO + P4O10 = 2 Ba3(PO4)2
Ne + HCl = NeCl + H2 =>
2 Ne + 2 HCl = 2 NeCl + H2
NaOH + K2SO4 = KOH + Na2SO4 =>
2 NaOH + K2SO4 = 2 KOH + Na2SO4
HBr + NaS = NaBr + HS =>
HBr + NaS = NaBr + HS
FeO*Fe2O3 = Fe + O2 =>
FeO*Fe2O3 = 3 Fe + 2 O2
K3PO4 + BaCl2 = KCl + Ba3(PO4)2 =>
2 K3PO4 + 3 BaCl2 = 6 KCl + Ba3(PO4)2
Pb3 + O2 = Pb3O4 =>
Pb3 + 2 O2 = Pb3O4
FeCl2 + NaOH = Fe(OH)2 + NaCl =>
FeCl2 + 2 NaOH = Fe(OH)2 + 2 NaCl
Na2O*CaO*6SiO2 + NaOH = Ca(OH)2 + Na2SiO3 + H2O =>
Na2O*CaO*6SiO2 + 10 NaOH = Ca(OH)2 + 6 Na2SiO3 + 4 H2O
FeO*Fe2O3 = Fe + O2 =>
FeO*Fe2O3 = 3 Fe + 2 O2
NaOH + K2SO4 = KOH + Na2SO4 =>
2 NaOH + K2SO4 = 2 KOH + Na2SO4
CaN2 + H2O = Ca(OH)2 + NH3N2 =>
3 CaN2 + 6 H2O = 3 Ca(OH)2 + 2 NH3N2
KMnO4 + NaOH + KNO2 = K2MnO4 + Na2MnO4 + NaNO3 + H2O =>
4 KMnO4 + 4 NaOH + 2 KNO2 = 3 K2MnO4 + Na2MnO4 + 2 NaNO3 + 2 H2O
MnO2 + HCl = MnCl2 + H + O2 =>
MnO2 + 2 HCl = MnCl2 + 2 H + O2
C3H7OH(g) + O2(g) = CO2(g) + H2(g) =>
2 C3H7OH(g) + 5 O2(g) = 6 CO2(g) + 8 H2(g)
FeSO4 + K3[Fe(CN)6] + H2O = Fe3[Fe(CN)6]2 + H2SO4 + KOH =>
3 FeSO4 + 2 K3[Fe(CN)6] + 6 H2O = Fe3[Fe(CN)6]2 + 3 H2SO4 + 6 KOH
CH3CH2OH + KMnO4 + H2SO4 = CH3CH2COCH3 + K2SO4 + MnSO4 + H2O =>
10 CH3CH2OH + 2 KMnO4 + 3 H2SO4 = 5 CH3CH2COCH3 + K2SO4 + 2 MnSO4 + 13 H2O
AlCl3 + Na3PO4 = NaCl + Al3(PO4)3 =>
3 AlCl3 + 3 Na3PO4 = 9 NaCl + Al3(PO4)3
FeCl2 + HNO3 = Fe(NO3)3 + NO2 + H2O + HCl =>
FeCl2 + 4 HNO3 = Fe(NO3)3 + NO2 + H2O + 2 HCl
FeO*Fe2O3 = Fe + O2 =>
FeO*Fe2O3 = 3 Fe + 2 O2
H2PO4{-} = H{+} + HPO4{-2} =>
H2PO4{-} = H{+} + HPO4{-2}
V + O2 = V2O3 =>
4 V + 3 O2 = 2 V2O3
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
N2 + O2 = N2O =>
2 N2 + O2 = 2 N2O
CuCl2(aq) + NaNO3(aq) = Cu(NO3)2(aq) + NaCl(aq) =>
CuCl2(aq) + 2 NaNO3(aq) = Cu(NO3)2(aq) + 2 NaCl(aq)
FeO*Fe2O3 = Fe + O2 =>
FeO*Fe2O3 = 3 Fe + 2 O2
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
FeO*Fe2O3 = Fe + O2 =>
FeO*Fe2O3 = 3 Fe + 2 O2
Al(NO3)3 + KHCO3 = KNO3 + Al(OH)3 + CO2 =>
Al(NO3)3 + 3 KHCO3 = 3 KNO3 + Al(OH)3 + 3 CO2
HNO3(l) = NO2(g) + H2O(l) + O2(g) =>
4 HNO3(l) = 4 NO2(g) + 2 H2O(l) + O2(g)
CaO + HNO3 = Ca(NO3)2 + H2O =>
CaO + 2 HNO3 = Ca(NO3)2 + H2O
Nd2Fe14B + O2 = Nd2O3 + Fe2O3 + FeB =>
4 Nd2Fe14B + 45 O2 = 4 Nd2O3 + 26 Fe2O3 + 4 FeB
K2CrO4 + H2SO4 = K2SO4 + H + CrO4 =>
K2CrO4 + H2SO4 = K2SO4 + 2 H + CrO4
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur03/29/25
Équations équilibrées sur04/28/24
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