| Équations équilibrées la veille | Équations équilibrées le lendemain |
6 NaBH4 + 3(NH4)2SO4 = 2 B3N3H6 + 3 Na2SO4 + 18 H2
K2Cr2O7 + SO2 + H2SO4 = Cr2(SO4)3 + K2SO4 + H2O =>
K2Cr2O7 + 3 SO2 + H2SO4 = Cr2(SO4)3 + K2SO4 + H2O
I2 = I =>
I2 = 2 I
LiOH + Cr2(SO4)3 = Cr(OH)3 + Li2SO4 =>
6 LiOH + Cr2(SO4)3 = 2 Cr(OH)3 + 3 Li2SO4
Fe2O3 + KClO3 = Fe2O6 + KCl =>
Fe2O3 + KClO3 = Fe2O6 + KCl
Al + CrO = Al2O3 + Cr =>
2 Al + 3 CrO = Al2O3 + 3 Cr
CO + H = CH3CH2OH + H2O =>
2 CO + 8 H = CH3CH2OH + H2O
Si(s) + NaOH(aq) + H2O(l) = Na2SiO3(s) + H2(g) =>
Si(s) + 2 NaOH(aq) + H2O(l) = Na2SiO3(s) + 2 H2(g)
PbO(s) = Pb(s) + O(g) =>
PbO(s) = Pb(s) + O(g)
C8H18O = C + H2 + O =>
C8H18O = 8 C + 9 H2 + O
CdC2O4 + NH3 = CdNH3 + C2O4 =>
CdC2O4 + NH3 = CdNH3 + C2O4
Ba(OH)2 + YPO4 = Ba3(PO4)2 + Y(OH)3 =>
3 Ba(OH)2 + 2 YPO4 = Ba3(PO4)2 + 2 Y(OH)3
Na3PO4 + S = Na2S + P4 + O2 =>
4 Na3PO4 + 6 S = 6 Na2S + P4 + 8 O2
NH + O = N + HO =>
NH + O = N + HO
MgCl2 + Na2CO3 = NaCl + MgCO3 =>
MgCl2 + Na2CO3 = 2 NaCl + MgCO3
SO32{-} + HPO32{-} + H{+} = S + HPO42{-} + H2O =>
20 SO32{-} + 63 HPO32{-} + 20 H{+} = 20 S + 63 HPO42{-} + 10 H2O
C8H4O3 + C2H8O2 = C10H10O4 + H2O =>
C8H4O3 + C2H8O2 = C10H10O4 + H2O
Ca(NO3)2 + NH4Cl = CaCl2 + NH4(NO3) =>
Ca(NO3)2 + 2 NH4Cl = CaCl2 + 2 NH4(NO3)
CO2 + HO = C6H12O6 + O2 =>
6 CO2 + 12 HO = C6H12O6 + 9 O2
H2O2 + MnO2 = MnO3 + H2O =>
H2O2 + MnO2 = MnO3 + H2O
Ca2O3 + H2O = Ca(OH) + O2 =>
Ca2O3 + H2O = 2 Ca(OH) + O2
FeO + H2O = FeOH + O =>
2 FeO + H2O = 2 FeOH + O
C20H16O4 + NO2 = C20H15O4 + H2O + NH3 =>
7 C20H16O4 + NO2 = 7 C20H15O4 + 2 H2O + NH3
CH2CH2 + H2 + N2 = H2NCH2CH2NH2 =>
CH2CH2 + 2 H2 + N2 = H2NCH2CH2NH2
FeSO4 + K4(Fe(CN)6) = K2SO4 + Fe2(Fe(CN)6) =>
2 FeSO4 + K4(Fe(CN)6) = 2 K2SO4 + Fe2(Fe(CN)6)
C6H6 + As2O5 = As2O4 + CO2 + H2O =>
C6H6 + 15 As2O5 = 15 As2O4 + 6 CO2 + 3 H2O
S(NH4)2 + HCl = NH4Cl + H2S =>
S(NH4)2 + 2 HCl = 2 NH4Cl + H2S
C4H6 + O2 = C4H4O + H2 =>
2 C4H6 + O2 = 2 C4H4O + 2 H2
KMnO4 + H2C2O2 + H2SO4 = MnSO4 + CO2 + H2O + K2SO4 =>
6 KMnO4 + 5 H2C2O2 + 9 H2SO4 = 6 MnSO4 + 10 CO2 + 14 H2O + 3 K2SO4
Ca(NO3)2(s) + (NH4)2HPO4(s) + NH3(aq) + H2O(l) = Ca10(PO4)6(OH)2(s) + NH4NO3(aq) =>
10 Ca(NO3)2(s) + 6(NH4)2HPO4(s) + 8 NH3(aq) + 2 H2O(l) = Ca10(PO4)6(OH)2(s) + 20 NH4NO3(aq)
AgCl + VBr3 = AgBr + VCl3 =>
3 AgCl + VBr3 = 3 AgBr + VCl3
MnS + O2 = Mn3O4 + SO2 =>
3 MnS + 5 O2 = Mn3O4 + 3 SO2
FeS + H2SO4 = Fe2(SO4)3 + H2O + SO2 =>
2 FeS + 10 H2SO4 = Fe2(SO4)3 + 10 H2O + 9 SO2
C2H4 + KMnO4 + H2SO4 = MnSO4 + K2SO4 + H2O + CO2 =>
5 C2H4 + 12 KMnO4 + 18 H2SO4 = 12 MnSO4 + 6 K2SO4 + 28 H2O + 10 CO2
Al + Ag6N2O3 = Al2N2O3 + Ag =>
2 Al + Ag6N2O3 = Al2N2O3 + 6 Ag
Mn + H2SO4 = MnSO4 + H2 =>
Mn + H2SO4 = MnSO4 + H2
Al + Cl = Al2Cl3 =>
2 Al + 3 Cl = Al2Cl3
Pb + Na2S = PbNa2S =>
Pb + Na2S = PbNa2S
Pb(NO3)2 + LiBrO3 = Pb(BrO3)2 + LiNO3 =>
Pb(NO3)2 + 2 LiBrO3 = Pb(BrO3)2 + 2 LiNO3
Mn(OH)2 + H2SO3 = Mn(SO3) + H2O =>
Mn(OH)2 + H2SO3 = Mn(SO3) + 2 H2O
Zn(NO3)2 + KI = ZnI2 + KNO3 =>
Zn(NO3)2 + 2 KI = ZnI2 + 2 KNO3
Na2CO3 + CH3COOH = NaCH3COO + H2O + CO2 =>
Na2CO3 + 2 CH3COOH = 2 NaCH3COO + H2O + CO2
B2O3 + C2H5OH = (C2H5O)3B + H2O =>
B2O3 + 6 C2H5OH = 2(C2H5O)3B + 3 H2O
CH3CH3CHBr + Na = CH3CH3CH + NaBr =>
CH3CH3CHBr + Na = CH3CH3CH + NaBr
Sc + F2 = ScF =>
2 Sc + F2 = 2 ScF
AlH3 = AlH + H2 =>
AlH3 = AlH + H2
C6N6FeK4 + H2SO4 + H2O2 = K2SO4 + Fe2(SO4)3 + NO + CO2 + H2O =>
2 C6N6FeK4 + 7 H2SO4 + 43 H2O2 = 4 K2SO4 + Fe2(SO4)3 + 12 NO + 12 CO2 + 50 H2O
H2SO4(aq) + NaCN(aq) = HCN(aq) + Na2SO4(aq) =>
H2SO4(aq) + 2 NaCN(aq) = 2 HCN(aq) + Na2SO4(aq)
As2O3 + OH{-} = AsO43{-} + H2O + e =>
As2O3 + 166 OH{-} = 2 AsO43{-} + 83 H2O + 164e
ZnSH2 = H2SZn =>
ZnSH2 = H2SZn
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur11/24/24
Équations équilibrées sur12/24/23
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