| Équations équilibrées la veille | Équations équilibrées le lendemain |
Pb(NO3)2(aq) + 2 KI(aq) = PbI2(s) + 2 KNO3(aq)
HCl + As2O3 + NaNO3 + H2O = NO + H3AsO4 + NaCl =>
4 HCl + 3 As2O3 + 4 NaNO3 + 7 H2O = 4 NO + 6 H3AsO4 + 4 NaCl
NaVO3 + HCl = VOCl2 + NaCl + H2O + Cl2 =>
2 NaVO3 + 8 HCl = 2 VOCl2 + 2 NaCl + 4 H2O + Cl2
Na(OH)2 = NaO + H2O =>
Na(OH)2 = NaO + H2O
Mg3N2 + PCl5 = MgCl2 + P3N5 =>
5 Mg3N2 + 6 PCl5 = 15 MgCl2 + 2 P3N5
(NH4)2S + HgBr2 = NH4Br + HgS =>
(NH4)2S + HgBr2 = 2 NH4Br + HgS
CrI3 + Cl + KOH = K2CrO4 + KIO3 + KCl + H2O =>
CrI3 + 21 Cl + 26 KOH = K2CrO4 + 3 KIO3 + 21 KCl + 13 H2O
CaO + H3PO4 = Ca3(PO4)2 + H2O =>
3 CaO + 2 H3PO4 = Ca3(PO4)2 + 3 H2O
NaHCO3 + Ba(OH)2 = NaOH + Ba(HCO3)2 =>
2 NaHCO3 + Ba(OH)2 = 2 NaOH + Ba(HCO3)2
Pb(NO3)2(aq) + Na3PO4(aq) = Pb3(PO4)2(s) + NaNO3(aq) =>
3 Pb(NO3)2(aq) + 2 Na3PO4(aq) = Pb3(PO4)2(s) + 6 NaNO3(aq)
NH4I + K2CO3 = (NH4)2CO3 + KI =>
2 NH4I + K2CO3 = (NH4)2CO3 + 2 KI
Cs(s) + Br2(l) = CsBr(s) =>
2 Cs(s) + Br2(l) = 2 CsBr(s)
Pb(NO3)2(aq) + HCl(aq) = PbCl2(s) + HNO3(aq) =>
Pb(NO3)2(aq) + 2 HCl(aq) = PbCl2(s) + 2 HNO3(aq)
Tl + Br = TlBr3 =>
Tl + 3 Br = TlBr3
Br2(g) + Cl{-}(aq) = Br{-}(aq) + Cl2(l) =>
Br2(g) + 2 Cl{-}(aq) = 2 Br{-}(aq) + Cl2(l)
CuO + Na = Cu + Na2O2 =>
2 CuO + 2 Na = 2 Cu + Na2O2
P4 + KOH = K3P + O2 + H2O =>
P4 + 12 KOH = 4 K3P + 3 O2 + 6 H2O
NaCNO + H2O = CO2 + NH3 + NaOH =>
NaCNO + 2 H2O = CO2 + NH3 + NaOH
K2O4 + CO2 = K2C2 + O2 =>
K2O4 + 2 CO2 = K2C2 + 4 O2
C3H6O2 + H2O = CH4 + CO2 =>
4 C3H6O2 + 2 H2O = 7 CH4 + 5 CO2
Fe(iii) + Br2 = FeBr2 =>
Fe(iii) + Br2 = FeBr2
K2O + H2SO4 = H2O + K2SO4 =>
K2O + H2SO4 = H2O + K2SO4
C6H5CH2OH + H2SO4 = C6H5CH2OSO3H + H2O =>
C6H5CH2OH + H2SO4 = C6H5CH2OSO3H + H2O
NaNO3 + CO = NaNO2 + CO2 =>
NaNO3 + CO = NaNO2 + CO2
BaSO4 + NaNO3 = NaSO4 + BaNO3 =>
BaSO4 + NaNO3 = NaSO4 + BaNO3
H2 + Ag2(SO4)3 = Ag + H2SO4 =>
3 H2 + Ag2(SO4)3 = 2 Ag + 3 H2SO4
C7H5N3O6(s) = N2(g) + CO2(g) + H2O(g) + C =>
4 C7H5N3O6(s) = 6 N2(g) + 7 CO2(g) + 10 H2O(g) + 21 C
SO2 + Zn = ZnO + ZnS =>
SO2 + 3 Zn = 2 ZnO + ZnS
Nb + Cl = NbCl5 =>
Nb + 5 Cl = NbCl5
Al + FeSO4 = FeAlSO4 =>
Al + FeSO4 = FeAlSO4
Na{+} + Ag = Na + Ag{+} =>
Na{+} + Ag = Na + Ag{+}
FeO + Ca(OH)2 = Fe(OH)2 + CaO =>
FeO + Ca(OH)2 = Fe(OH)2 + CaO
Hg + S = HgS =>
Hg + S = HgS
PO4{3-} + H{+} + C = P4 + H2O + CO =>
4 PO4{3-} + 12 H{+} + 10 C = P4 + 6 H2O + 10 CO
NH3 + CuCl2 = [CuCl2(NH3)4] =>
4 NH3 + CuCl2 = [CuCl2(NH3)4]
Al2(SO4)3 + NH3 + H2O = Al(OH)3 + (NH4)2 + SO4 =>
Al2(SO4)3 + 6 NH3 + 6 H2O = 2 Al(OH)3 + 3(NH4)2 + 3 SO4
KClO3(heat) = KClO + O2 =>
KClO3(heat) = KClO + O2
Ca(OH)2 + (NH4)2(SO4) = Ca(SO4) + NH3 + H2O =>
Ca(OH)2 + (NH4)2(SO4) = Ca(SO4) + 2 NH3 + 2 H2O
Ni + NH3 = Ni(NH3)6{2+} + e =>
Ni + 6 NH3 = Ni(NH3)6{2+} + 2e
C3H5OH + O2 = CO2 + H3O =>
2 C3H5OH + 7 O2 = 6 CO2 + 4 H3O
Mg2Si + H2SO4 = MgSO4 + SiH4 =>
Mg2Si + 2 H2SO4 = 2 MgSO4 + SiH4
KMnO4 + HCl + Fe = FeCl2 + H2O + KCl + MnCl3 =>
KMnO4 + 8 HCl + 2 Fe = 2 FeCl2 + 4 H2O + KCl + MnCl3
NaHCO3 + Fe(NO3)3 = Fe(HCO3)3 + NaNO3 =>
3 NaHCO3 + Fe(NO3)3 = Fe(HCO3)3 + 3 NaNO3
Ni(NO3)2 = NiO + NO + O2 =>
2 Ni(NO3)2 = 2 NiO + 4 NO + 3 O2
KMnO4 + FeSO4 + H2SO4 = Fe2(SO4)3 + H2O + MnSO4 + K2SO4 =>
2 KMnO4 + 10 FeSO4 + 8 H2SO4 = 5 Fe2(SO4)3 + 8 H2O + 2 MnSO4 + K2SO4
Al + Al(ClO4)3 = Al2O3 + AlCl3 =>
8 Al + Al(ClO4)3 = 4 Al2O3 + AlCl3
HCe + K = KCe + H2 =>
2 HCe + 2 K = 2 KCe + H2
(NH4)2SO4 + H2SO4 = (NH4)2H2 + SO4SO4 =>
(NH4)2SO4 + H2SO4 = (NH4)2H2 + SO4SO4
(NH4)2Fe(SO4)2(H2O) + H2SO4 + KMnO4 = (NH4)2SO4 + K2SO4 + MnSO4 + Fe2(SO4)3 + H2O =>
10(NH4)2Fe(SO4)2(H2O) + 8 H2SO4 + 2 KMnO4 = 10(NH4)2SO4 + K2SO4 + 2 MnSO4 + 5 Fe2(SO4)3 + 18 H2O
C + H2(g) = CH4(g) =>
C + 2 H2(g) = CH4(g)
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur01/01/25
Équations équilibrées sur01/31/24
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