| Équations équilibrées la veille |
2 KClO3 = 2 KCl + 3 O2
H2CO3 = H2O + CO2 =>
H2CO3 = H2O + CO2
AgCl + NH4OH = [Ag(NH3)Cl] + H2O =>
AgCl + NH4OH = [Ag(NH3)Cl] + H2O
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
HI(aq) + NaHCO3(aq) = NaI + H2O + CO2 =>
HI(aq) + NaHCO3(aq) = NaI + H2O + CO2
Li + HCl = LiCl + H2 =>
2 Li + 2 HCl = 2 LiCl + H2
H2SO4NaCl = H2ONaSO3Cl =>
H2SO4NaCl = H2ONaSO3Cl
NaBO2 = Na2O + B2O3 =>
2 NaBO2 = Na2O + B2O3
CsF + XeF6 = CsXeF7 =>
CsF + XeF6 = CsXeF7
C8H18 = C + H2 =>
C8H18 = 8 C + 9 H2
Na(s) + H2O = Na{+}(aq) + OH{-}(aq) + H2(g) =>
2 Na(s) + 2 H2O = 2 Na{+}(aq) + 2 OH{-}(aq) + H2(g)
CH3Na + NaClO2 + HCl = COCl2 + NaCl + H2O =>
CH3Na + 2 NaClO2 + 3 HCl = COCl2 + 3 NaCl + 3 H2O
Ti + O2 = Ti2O3 =>
4 Ti + 3 O2 = 2 Ti2O3
C5H10 + O2 = H2O + CO2 =>
2 C5H10 + 15 O2 = 10 H2O + 10 CO2
Mg(OH)2 + H2S = MgOH2S + H2O =>
Mg(OH)2 + H2S = MgOH2S + H2O
C18H34O2 + C3H8O3 = C57H104O6 + H2O =>
3 C18H34O2 + C3H8O3 = C57H104O6 + 3 H2O
I2 + HNO2 + H2O = HI + HNO3 =>
I2 + HNO2 + H2O = 2 HI + HNO3
Al2S3 + H2O = Al(OH)3 + H2S =>
Al2S3 + 6 H2O = 2 Al(OH)3 + 3 H2S
*SiO2 + Ca(OH)2 = CaSiO3 + H2O =>
*SiO2 + Ca(OH)2 = CaSiO3 + H2O
C3H5(SO3)3 = CO2 + SO + H2 =>
2 C3H5(SO3)3 = 6 CO2 + 6 SO + 5 H2
Au + O2 = AuO2 =>
Au + O2 = AuO2
AgCr2O7 = Ag + Cr2O7 =>
AgCr2O7 = Ag + Cr2O7
Na2CrO4 + FeSO4 + H2SO4 = Cr2(SO4)3 + Fe2(SO4)3 + Na2SO4 + H2O =>
2 Na2CrO4 + 6 FeSO4 + 8 H2SO4 = Cr2(SO4)3 + 3 Fe2(SO4)3 + 2 Na2SO4 + 8 H2O
Sr(ClO4)2 = SrO + ClO2 + O2 =>
2 Sr(ClO4)2 = 2 SrO + 4 ClO2 + 3 O2
Br{-} + MnO4{-} + H3O{+} = Br2 + Mn{2+} + H2O =>
10 Br{-} + 2 MnO4{-} + 16 H3O{+} = 5 Br2 + 2 Mn{2+} + 24 H2O
Hg2Cl2 + HI = Hg2I2 + HCl =>
Hg2Cl2 + 2 HI = Hg2I2 + 2 HCl
PbSO4 + NH4CH3COO = Pb(CH3COO)2 + (NH4)2SO4 =>
PbSO4 + 2 NH4CH3COO = Pb(CH3COO)2 + (NH4)2SO4
Na + NaNO3 = Na2O + N2 =>
10 Na + 2 NaNO3 = 6 Na2O + N2
Al2O3 = Al + O2 =>
2 Al2O3 = 4 Al + 3 O2
H3PO3 + NiCl2 + H2O = H3PO4 + Ni + HCl =>
H3PO3 + NiCl2 + H2O = H3PO4 + Ni + 2 HCl
C9H20 + KMnO4 + H2SO4 = C9H11O2 + K2SO4 + MnSO4 + H2O =>
10 C9H20 + 26 KMnO4 + 39 H2SO4 = 10 C9H11O2 + 13 K2SO4 + 26 MnSO4 + 84 H2O
HCl + NaOH = NaCl + H2O =>
HCl + NaOH = NaCl + H2O
Cu(NO3)2(H2O)3 + Al(NO3)2(H2O)9 + CO(NH2)2 = CuAl2O4 + N2 + CO2 + H2O =>
3 Cu(NO3)2(H2O)3 + 6 Al(NO3)2(H2O)9 + 14 CO(NH2)2 = 3 CuAl2O4 + 23 N2 + 14 CO2 + 91 H2O
Pb3O4 + Fe2O3 = PbO2 + Fe =>
3 Pb3O4 + 2 Fe2O3 = 9 PbO2 + 4 Fe
HSO3{-} + I2 + H2O = I{-} + SO4{-2} + H{+} =>
HSO3{-} + I2 + H2O = 2 I{-} + SO4{-2} + 3 H{+}
NaCl + AgNO{3-} = NaNO{3-} + AgCl =>
NaCl + AgNO{3-} = NaNO{3-} + AgCl
SnO2 + H2 = Sn + H2O =>
SnO2 + 2 H2 = Sn + 2 H2O
Li + Cr(NO3)2 = LiNO3 + Cr =>
2 Li + Cr(NO3)2 = 2 LiNO3 + Cr
CH2O + [Ag(NH3)2OH] = (NH4)2CO3 + NH3 + Ag + H2O =>
CH2O + 4[Ag(NH3)2OH] = (NH4)2CO3 + 6 NH3 + 4 Ag + 2 H2O
Zn(OH)2 + H2SO4 = ZnSO4 + H2O(aq) =>
Zn(OH)2 + H2SO4 = ZnSO4 + 2 H2O(aq)
PbCO3 + Na2S = PbS + Na + CO3 =>
PbCO3 + Na2S = PbS + 2 Na + CO3
Cl2 + Cu = CuCl2 =>
Cl2 + Cu = CuCl2
Cu + Cl2 = CuCl2 =>
Cu + Cl2 = CuCl2
PbO(s) + NH3(g) = Pb(s) + N2(g) + H2O(l) =>
3 PbO(s) + 2 NH3(g) = 3 Pb(s) + N2(g) + 3 H2O(l)
KMnO4 + Cu2O + H2O = Mn(OH)3 + Cu(OH)3 + KOH =>
KMnO4 + Cu2O + 5 H2O = Mn(OH)3 + 2 Cu(OH)3 + KOH
KAlSi3O8 + H2CO3 + H2O = Al2Si2O5(OH)4 + SiO2 + K{+} + HCO3{-} =>
2 KAlSi3O8 + 2 H2CO3 + H2O = Al2Si2O5(OH)4 + 4 SiO2 + 2 K{+} + 2 HCO3{-}
Na2CrO4 + Na2SO3 + H2O = Na2SO4 + Cr(OH)3 + NaOH =>
2 Na2CrO4 + 3 Na2SO3 + 5 H2O = 3 Na2SO4 + 2 Cr(OH)3 + 4 NaOH
C2H5CHO + Cu(OH)2 + NaOH = C2H5COONa + Cu2O + H2O =>
C2H5CHO + 2 Cu(OH)2 + NaOH = C2H5COONa + Cu2O + 3 H2O
KClO3 = KCl + O2 =>
2 KClO3 = 2 KCl + 3 O2
Mg + O2 = MgO =>
2 Mg + O2 = 2 MgO
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