| Équations équilibrées la veille | Équations équilibrées le lendemain |
6 FeCl2 + K2Cr2O7 + 14 HCl = 6 FeCl3 + 2 KClCrCl3 + 7 H2O
Cu{2+} + NO{3-} = Cu + NO =>
3 Cu{2+} + 2 NO{3-} = 3 Cu + 2 NO
Pb(CrO4) + HCl + FeSO4 = PbCl2 + Cr2(SO4)3 + FeCl3 + H2O + Fe2(SO4)3 =>
2 Pb(CrO4) + 16 HCl + 6 FeSO4 = 2 PbCl2 + Cr2(SO4)3 + 4 FeCl3 + 8 H2O + Fe2(SO4)3
Ca(OH)2 + Cl2 = (CaClO3)2 + CaCl2 + H2 =>
3 Ca(OH)2 + 2 Cl2 = (CaClO3)2 + CaCl2 + 3 H2
BrO + H2O = H2BrO2 =>
BrO + H2O = H2BrO2
C5H5O5CH2ONa + NH2Cl = C5H3O5CH2O + NH4 + NaCl =>
C5H5O5CH2ONa + NH2Cl = C5H3O5CH2O + NH4 + NaCl
N2H4 + K2Cr2O7 + HCl = N2 + CrCl3 + KCl + H2O =>
3 N2H4 + 2 K2Cr2O7 + 16 HCl = 3 N2 + 4 CrCl3 + 4 KCl + 14 H2O
MnO2 + Br{-} + H{+} = Br2 + Mn2{+} + H2O =>
4 MnO2 + 14 Br{-} + 16 H{+} = 7 Br2 + 2 Mn2{+} + 8 H2O
KOH + P2O5 = H2O + K3PO4 =>
6 KOH + P2O5 = 3 H2O + 2 K3PO4
PAg = AgP =>
PAg = AgP
Fe(CH3COO)2 = Fe + CH3COO =>
Fe(CH3COO)2 = Fe + 2 CH3COO
NaCl + H2SO4 = Na2SO4 + HCl =>
2 NaCl + H2SO4 = Na2SO4 + 2 HCl
Zn + H3AsO3 + HCl = AsH3 + ZnCl + H2O =>
6 Zn + H3AsO3 + 6 HCl = AsH3 + 6 ZnCl + 3 H2O
CH3CH2CH2CH2OH + HCl = CH3CH3CH3CCl + H2O =>
CH3CH2CH2CH2OH + HCl = CH3CH3CH3CCl + H2O
KMnO4 + Na2SeO3 + H2SO4 = Na2SeO4 + MnSO4 + K2SO4 + H2O =>
2 KMnO4 + 5 Na2SeO3 + 3 H2SO4 = 5 Na2SeO4 + 2 MnSO4 + K2SO4 + 3 H2O
C4H4 + O2 = CO2 + H2O =>
C4H4 + 5 O2 = 4 CO2 + 2 H2O
Na2Cr2O7 + CH3COOH + {-} = Cr{3+} + H2O + CH3COO{-} + Na{+} =>
Na2Cr2O7 + 14 CH3COOH + 6e = 2 Cr{3+} + 7 H2O + 14 CH3COO{-} + 2 Na{+}
A + B = AB2 =>
A + 2 B = AB2
OY + BP2 = BY2 + OP =>
2 OY + BP2 = BY2 + 2 OP
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
SO4 + BaCl2 = BaSO4 + Cl =>
SO4 + BaCl2 = BaSO4 + 2 Cl
(CuOH)2CO3 + H3PO4 = Cu3(PO4)2 + CO2 + H2O =>
3(CuOH)2CO3 + 4 H3PO4 = 2 Cu3(PO4)2 + 3 CO2 + 9 H2O
Cu + HNO3 = Cu(NO3)2 + NO2 + H2O =>
Cu + 4 HNO3 = Cu(NO3)2 + 2 NO2 + 2 H2O
Sn2 + CuO = SnO + Cu =>
Sn2 + 2 CuO = 2 SnO + 2 Cu
MnO26 + HCl = MnCl2 + Cl2 + H2O =>
MnO26 + 52 HCl = MnCl2 + 25 Cl2 + 26 H2O
Ce2(IO3)4 + H2C2O4 = Ce2(C2O4)3 + I2 + CO2 + H2O =>
Ce2(IO3)4 + 12 H2C2O4 = Ce2(C2O4)3 + 2 I2 + 18 CO2 + 12 H2O
H2SO4 + NaOH = Na2SO4 + H2O =>
H2SO4 + 2 NaOH = Na2SO4 + 2 H2O
Fe(s) + HCl(dil) = FeCl3(g) + H2(g) =>
2 Fe(s) + 6 HCl(dil) = 2 FeCl3(g) + 3 H2(g)
Al + Cl = Al2Cl6 =>
2 Al + 6 Cl = Al2Cl6
Zn(OH)2 + MgSO4 = ZnSO4 + Mg(OH)2 =>
Zn(OH)2 + MgSO4 = ZnSO4 + Mg(OH)2
ZnO + BrF3 = ZnF2 + Br + O2 =>
6 ZnO + 4 BrF3 = 6 ZnF2 + 4 Br + 3 O2
Cu(CO3) + HCl = Cu(Cl2) + CO2 + H2O =>
Cu(CO3) + 2 HCl = Cu(Cl2) + CO2 + H2O
BaCl2(aq) + MgSO4(aq) = BaSO4 + MgCl2 =>
BaCl2(aq) + MgSO4(aq) = BaSO4 + MgCl2
[Cu(NH3)4]SO4*H2O = CuSO4 + NH3 + H2O =>
[Cu(NH3)4]SO4*H2O = CuSO4 + 4 NH3 + H2O
SiCl4(aq) + Mg(aq) = Si(aq) + MgCl2(s) =>
SiCl4(aq) + 2 Mg(aq) = Si(aq) + 2 MgCl2(s)
H2O + Cr = H2 + CrO =>
H2O + Cr = H2 + CrO
H2SO4 + Al2O3 = Al2SO4 + H + O3 =>
H2SO4 + Al2O3 = Al2SO4 + 2 H + O3
Al + KOH = AlOH + K2 =>
2 Al + 2 KOH = 2 AlOH + K2
Au + O2 = AuO2 =>
Au + O2 = AuO2
V + OH = V(OH)2 =>
V + 2 OH = V(OH)2
NH3 + NaHSO4 = (NH4)2SO4 + Na2SO4 =>
2 NH3 + 2 NaHSO4 = (NH4)2SO4 + Na2SO4
C10H20O + O = CO2 + H2O =>
C10H20O + 29 O = 10 CO2 + 10 H2O
Be(OH)2 + CuO = Cu(OH)2 + BeO =>
Be(OH)2 + CuO = Cu(OH)2 + BeO
FeCl3 + H2O2 = HCl + FeO3 =>
2 FeCl3 + 3 H2O2 = 6 HCl + 2 FeO3
Na2BeO2 + H2O = BeO + NaOH =>
Na2BeO2 + H2O = BeO + 2 NaOH
Mg(NO3)2 + NH3PO4 = Mg(PO4)2 + NH3NO3 =>
Mg(NO3)2 + 2 NH3PO4 = Mg(PO4)2 + 2 NH3NO3
Mn(OH)2 + FeCl3 = Fe(OH)3 + MnCl2 =>
3 Mn(OH)2 + 2 FeCl3 = 2 Fe(OH)3 + 3 MnCl2
Cd + H3PO4 = CdPO4 + H2 =>
2 Cd + 2 H3PO4 = 2 CdPO4 + 3 H2
Pb(OH)3{-} = PbO2 + H2O + {-} + H{+} =>
Pb(OH)3{-} = PbO2 + H2O + 2e + H{+}
Fe(NO3)3 + C5H11NO2 = Fe2O3 + N2 + CO2 + H2O =>
18 Fe(NO3)3 + 10 C5H11NO2 = 9 Fe2O3 + 32 N2 + 50 CO2 + 55 H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur06/06/25
Équations équilibrées sur07/06/24
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