| Équations équilibrées la veille |
C6H5COOH + 2 KOH = C6H6 + H2O + K2CO3
S2O32{-} + Br2 + H2O = SO42{-} + Br{-} + H{+} =>
2 S2O32{-} + 103 Br2 + 104 H2O = 4 SO42{-} + 206 Br{-} + 208 H{+}
(NH4)1(CO3)2 + Mg2(OH)1 = (NH4)1(OH)1 + Mg2(CO3)2 =>
(NH4)1(CO3)2 + Mg2(OH)1 = (NH4)1(OH)1 + Mg2(CO3)2
CaCl2 + Na3PO4 = Ca3(PO4)2 + NaCl =>
3 CaCl2 + 2 Na3PO4 = Ca3(PO4)2 + 6 NaCl
PH3 + PO = P2 + H2O =>
4 PH3 + 6 PO = 5 P2 + 6 H2O
Ca(OH)2(s) + HCl(aq) = CaCl2(aq) + H2O(l) =>
Ca(OH)2(s) + 2 HCl(aq) = CaCl2(aq) + 2 H2O(l)
PH3 + PO = P2 + H2O =>
4 PH3 + 6 PO = 5 P2 + 6 H2O
Al + Ba(OH)2 = Ba + Al(OH)3 =>
2 Al + 3 Ba(OH)2 = 3 Ba + 2 Al(OH)3
C2H5OH + O2 = CO + H2O =>
C2H5OH + 2 O2 = 2 CO + 3 H2O
S6 = S8 =>
4 S6 = 3 S8
KI2 + Cl2 = KCl2 + I =>
KI2 + Cl2 = KCl2 + 2 I
CH4O2 + O2 = CO2 + H2O =>
CH4O2 + O2 = CO2 + 2 H2O
Al2O3 = Al + O2 =>
2 Al2O3 = 4 Al + 3 O2
C6H6 + O2 = CO2 + H2O =>
2 C6H6 + 15 O2 = 12 CO2 + 6 H2O
PtO2 + H2CO3 = H2PtCO3 + O2 =>
PtO2 + H2CO3 = H2PtCO3 + O2
Co{+2} + H{+} + H2O2 = Co{3+} + H2O =>
2 Co{+2} + 2 H{+} + H2O2 = 2 Co{3+} + 2 H2O
KClO3 + FeSO4 + H2SO4 = K2SO4 + Fe2(SO4)3 + H2O + Cl2 =>
2 KClO3 + 10 FeSO4 + 6 H2SO4 = K2SO4 + 5 Fe2(SO4)3 + 6 H2O + Cl2
Na(NO3) + PbO = Pb(NO3)2 + Na2O =>
2 Na(NO3) + PbO = Pb(NO3)2 + Na2O
Cr(OH)2 + KClO3 + NaOH = NaCrO4 + KCl + H2O =>
6 Cr(OH)2 + 5 KClO3 + 6 NaOH = 6 NaCrO4 + 5 KCl + 9 H2O
KMnO4 + SO4{2-} + H3O{+} + Cl{-} = K2SO4 + MnSO4 + Cl + H2O =>
2 KMnO4 + 3 SO4{2-} + 16 H3O{+} + 10 Cl{-} = K2SO4 + 2 MnSO4 + 10 Cl + 24 H2O
NaBr + Cl2 = Cl2Br2 + Na =>
2 NaBr + Cl2 = Cl2Br2 + 2 Na
MoO2Cl2 + NH3 + H2 = MoN + H2O + NH4Cl =>
2 MoO2Cl2 + 6 NH3 + 3 H2 = 2 MoN + 4 H2O + 4 NH4Cl
NaNO2 + KI + H2SO4 = I2 + NO + Na2SO4 + K2SO4 + H2O =>
2 NaNO2 + 2 KI + 2 H2SO4 = I2 + 2 NO + Na2SO4 + K2SO4 + 2 H2O
MoO2Cl2 + NH3 + H2 = MoN + H2O + NH4Cl =>
2 MoO2Cl2 + 6 NH3 + 3 H2 = 2 MoN + 4 H2O + 4 NH4Cl
H2SO4 + Na2S2O3 = Na2S2O6 + H2O + SO2 =>
3 H2SO4 + Na2S2O3 = Na2S2O6 + 3 H2O + 3 SO2
NaOH + (NH4)2Cr2O7 = NH3 + H2O + Na2Cr2O7 =>
2 NaOH + (NH4)2Cr2O7 = 2 NH3 + 2 H2O + Na2Cr2O7
C6H6 + C2H5 = C6H5C2H5 =>
10 C6H6 + 6 C2H5 = 9 C6H5C2H5
Ca(No3)2 + MgCl2 = CaCl2 + Mg(No3)2 =>
Ca(No3)2 + MgCl2 = CaCl2 + Mg(No3)2
K3PO4 + ZnC4H6O4 = CH3CO2K + Zn3(PO4)2 =>
2 K3PO4 + 3 ZnC4H6O4 = 6 CH3CO2K + Zn3(PO4)2
MnO2 + NaClO3 + Na2CO3 = Na2MnO4 + NaCl + CO2 =>
3 MnO2 + NaClO3 + 3 Na2CO3 = 3 Na2MnO4 + NaCl + 3 CO2
NaIO3 + SO2 + H2 = I2 + Na2SO4 + H2SO4 =>
2 NaIO3 + 3 SO2 + 2 H2 = I2 + Na2SO4 + 2 H2SO4
MoO2Cl2 + NH3 + H2 = MoN + H2O + NH4Cl =>
2 MoO2Cl2 + 6 NH3 + 3 H2 = 2 MoN + 4 H2O + 4 NH4Cl
Mg + H3PO4 = Mg3(PO4)3 + H3 =>
3 Mg + 3 H3PO4 = Mg3(PO4)3 + 3 H3
SiCl4(g) + H2O(g) = H4SiO4(g) + HCl(g) =>
SiCl4(g) + 4 H2O(g) = H4SiO4(g) + 4 HCl(g)
C4H10 + O2 = CO2 + H2O =>
2 C4H10 + 13 O2 = 8 CO2 + 10 H2O
Sn(CO3)2 + H3PO4 = CO2 + H2O + Sn3(PO4)4 =>
3 Sn(CO3)2 + 4 H3PO4 = 6 CO2 + 6 H2O + Sn3(PO4)4
P2S2 + HNO3 + H2O = H2SO4 + H3PO4 + NO =>
3 P2S2 + 22 HNO3 + 4 H2O = 6 H2SO4 + 6 H3PO4 + 22 NO
FeCl3 + Na2SO3 = NaCl + Fe2(SO3)3 =>
2 FeCl3 + 3 Na2SO3 = 6 NaCl + Fe2(SO3)3
Ca3(AsO3)2 + CH3COOH = Ca{2+} + H3AsO3 + CH3COO{-} =>
Ca3(AsO3)2 + 6 CH3COOH = 3 Ca{2+} + 2 H3AsO3 + 6 CH3COO{-}
HCl + NaOH = NaCl + H2O =>
HCl + NaOH = NaCl + H2O
C6H5Cl + CHCl3 = (C6H4Cl)3CH + HCl =>
3 C6H5Cl + CHCl3 = (C6H4Cl)3CH + 3 HCl
Hg2O + Cl2 = HgCl + O2 =>
2 Hg2O + 2 Cl2 = 4 HgCl + O2
S + Cl2 = SCl2 =>
S + Cl2 = SCl2
Ge(OH)2 = GeO + H2O =>
Ge(OH)2 = GeO + H2O
Cr + HNO3 = Cr(NO3)3 + H2 =>
2 Cr + 6 HNO3 = 2 Cr(NO3)3 + 3 H2
CO2 + H2O = C6H12O6 + O2 =>
6 CO2 + 6 H2O = C6H12O6 + 6 O2
Cu(s) + H2SO4(aq) = CuSO4(aq) + SO2(g) + H2O(l) =>
Cu(s) + 2 H2SO4(aq) = CuSO4(aq) + SO2(g) + 2 H2O(l)
C6H6 + O2 = CO2 + H2O =>
2 C6H6 + 15 O2 = 12 CO2 + 6 H2O
Ag(NH3)2OH + H2S = Ag2S + H2O + (NH4)2S =>
2 Ag(NH3)2OH + 3 H2S = Ag2S + 2 H2O + 2(NH4)2S
S + LiOH = Li2S + Li2SO4 + H2O =>
4 S + 8 LiOH = 3 Li2S + Li2SO4 + 4 H2O
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