| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 V + 3 Sb2O3 = V2O3 + 6 SbO
NaCl(aq) + H2SO4 = Na2SO4(s) + HCl(aq) =>
2 NaCl(aq) + H2SO4 = Na2SO4(s) + 2 HCl(aq)
Cu + ZnC2H3O2 = CuC2H3O2 + Zn =>
Cu + ZnC2H3O2 = CuC2H3O2 + Zn
C9H8O4 + NaOH = Na2C7H4O3 + H2O =>
7 C9H8O4 + 18 NaOH = 9 Na2C7H4O3 + 19 H2O
H2SO3 + Ag(NO3)3 = Ag2(SO3)3 + HNO3 =>
3 H2SO3 + 2 Ag(NO3)3 = Ag2(SO3)3 + 6 HNO3
Na2(SO3) + K2(Cr2O7) + HCl = Na2(SO4) + KCl + CrCl2 + H2O =>
4 Na2(SO3) + K2(Cr2O7) + 6 HCl = 4 Na2(SO4) + 2 KCl + 2 CrCl2 + 3 H2O
P4(s) + NaOH(aq) + H2O(l) = PH3(g)Na2HPO3(aq) =>
P4(s) + 4 NaOH(aq) + 2 H2O(l) = 2 PH3(g)Na2HPO3(aq)
Zn(s) + SnCl2 = Sn + ZnCl =>
2 Zn(s) + SnCl2 = Sn + 2 ZnCl
K2CrO4 + CuSO4 = K2(SO4) + Cu2(CrO4)2 =>
2 K2CrO4 + 2 CuSO4 = 2 K2(SO4) + Cu2(CrO4)2
C6H5COOH + O2 = CO + H2O =>
C6H5COOH + 4 O2 = 7 CO + 3 H2O
FeS + O2 = FeO + SO2 =>
2 FeS + 3 O2 = 2 FeO + 2 SO2
MgCl2 + K2CO3 = Mg2(CO3)2 + KCl =>
2 MgCl2 + 2 K2CO3 = Mg2(CO3)2 + 4 KCl
NaIO3 + SO2 = Na2SO4 + SO3 + I2 =>
2 NaIO3 + 5 SO2 = Na2SO4 + 4 SO3 + I2
HCl + HClO2 = Cl + H2O =>
3 HCl + HClO2 = 4 Cl + 2 H2O
Co(SCN)4{2-} + Hg{2+} = HgCo(SCN)4 =>
Co(SCN)4{2-} + Hg{2+} = HgCo(SCN)4
CH4 + S = SC + H =>
CH4 + S = SC + 4 H
CH4O + KMnO4 + H2SO4 = CH2O + K2SO4 + H2O + MnSO4 =>
5 CH4O + 2 KMnO4 + 3 H2SO4 = 5 CH2O + K2SO4 + 8 H2O + 2 MnSO4
(NH4)3As + FrOH = NH3 + Fr3As + H2O =>
(NH4)3As + 3 FrOH = 3 NH3 + Fr3As + 3 H2O
CH2O + HC1 = CH4O + C =>
CH2O + 2 HC1 = CH4O + 2 C
Mg + Cu2{+} = Mg2{+} + Cu =>
2 Mg + Cu2{+} = Mg2{+} + 2 Cu
Ni2O3 + H2SO4 = Ni2(SO4)3 + H2O =>
Ni2O3 + 3 H2SO4 = Ni2(SO4)3 + 3 H2O
(COOH)2 + KMnO4 = CO2 + MnO2 + KOH + H2O =>
3(COOH)2 + 2 KMnO4 = 6 CO2 + 2 MnO2 + 2 KOH + 2 H2O
(NH4)2C2O4H2O + KMnO4 + H2SO4 = MnSO4 + K2O2 + CO2 + N2 + H2O =>
(NH4)2C2O4H2O + 2 KMnO4 + 2 H2SO4 = 2 MnSO4 + K2O2 + 2 CO2 + N2 + 7 H2O
KMnO4 + NaNO2 + H2SO4 = NaNO3 + MnSO4 + K2SO4 + H2O =>
2 KMnO4 + 5 NaNO2 + 3 H2SO4 = 5 NaNO3 + 2 MnSO4 + K2SO4 + 3 H2O
ZnS + O2 = ZnO + SO2 =>
2 ZnS + 3 O2 = 2 ZnO + 2 SO2
Fe(s) + H2O(l) + O2(g) = Fe(OH)3(s) =>
4 Fe(s) + 6 H2O(l) + 3 O2(g) = 4 Fe(OH)3(s)
MgO(s) + N2(g) = Mg3N2(aq) + O2(g) =>
6 MgO(s) + 2 N2(g) = 2 Mg3N2(aq) + 3 O2(g)
LiAlH4 + CH3CHO + H2O = CH3CH2OH + LiAl(OH)4 =>
LiAlH4 + 4 CH3CHO + 4 H2O = 4 CH3CH2OH + LiAl(OH)4
NaCl(aq) + Fe(NO3)3(aq) = FeCl3(s) + Na(NO3)(aq) =>
3 NaCl(aq) + Fe(NO3)3(aq) = FeCl3(s) + 3 Na(NO3)(aq)
(NH4)3PO4 + CaSO4 = (NH4)2SO4 + Ca3(PO4)2 =>
2(NH4)3PO4 + 3 CaSO4 = 3(NH4)2SO4 + Ca3(PO4)2
MgOHCl + NaOH = Mg(OH)2 + NaCl =>
MgOHCl + NaOH = Mg(OH)2 + NaCl
Pb3(PO4)4 + K = K3PO4 + Pb =>
Pb3(PO4)4 + 12 K = 4 K3PO4 + 3 Pb
CaCO3 + HSO3 = CO2 + Ca(SO3)2 + H2O =>
CaCO3 + 2 HSO3 = CO2 + Ca(SO3)2 + H2O
MnCl3(sa) + K3PO4(aq) = MnPO4 + KCl =>
MnCl3(sa) + K3PO4(aq) = MnPO4 + 3 KCl
KClO4 = O + KCl =>
KClO4 = 4 O + KCl
H2SO4(aq) + *2*NaOH(aq) = H2O(l) + Na2SO4(aq) =>
H2SO4(aq) + 2*2*NaOH(aq) = 2 H2O(l) + Na2SO4(aq)
(NH4)2SO4 = NH3 + N2 + SO2 + H2O =>
3(NH4)2SO4 = 4 NH3 + N2 + 3 SO2 + 6 H2O
*2Na + Cl2 = NaCl =>
*2Na + Cl2 = 2 NaCl
Al(s) + H2SO4(l) = Al(SO4)3(aq) + H2(g) =>
Al(s) + 3 H2SO4(l) = Al(SO4)3(aq) + 3 H2(g)
K3C6H5O7 + HF = KF + C6H8O7 =>
K3C6H5O7 + 3 HF = 3 KF + C6H8O7
Fe + Cl2 + H2O = [Fe(H2O)6]{3+} + Cl{-} =>
2 Fe + 3 Cl2 + 12 H2O = 2[Fe(H2O)6]{3+} + 6 Cl{-}
KNO3 + (NH4)2CO3 = K2CO3 + (NH4)NO3 =>
2 KNO3 + (NH4)2CO3 = K2CO3 + 2(NH4)NO3
Fe + Au = FeAu10 =>
Fe + 10 Au = FeAu10
Cd(s) + CuBr3(aq) = CdBr2(aq) + Cu(s) =>
3 Cd(s) + 2 CuBr3(aq) = 3 CdBr2(aq) + 2 Cu(s)
Cr2S3 + H2SO4 = Cr2(SO4)3 + H2SO3 =>
Cr2S3 + 12 H2SO4 = Cr2(SO4)3 + 12 H2SO3
KHC8H4O4 + NaOH = NaKC8H4O4 + H2O =>
KHC8H4O4 + NaOH = NaKC8H4O4 + H2O
Na + SO4 = Na2(SO4)2 =>
2 Na + 2 SO4 = Na2(SO4)2
H3PO3 + Zn = ZnPO3 + H =>
H3PO3 + Zn = ZnPO3 + 3 H
CaCl2 + Cs3PO4 = Ca3(PO4)2 + CsCl =>
3 CaCl2 + 2 Cs3PO4 = Ca3(PO4)2 + 6 CsCl
KMnO4 + HCl = KClMnCl2 + Cl2 + H2O =>
2 KMnO4 + 16 HCl = 2 KClMnCl2 + 5 Cl2 + 8 H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur01/23/25
Équations équilibrées sur02/22/24
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