| Équations équilibrées la veille |
2 FeCl3(aq) + 3 Na2CO3(aq) = 6 NaCl(aq) + Fe2(CO3)3
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
PCl5(s) + H2O(l) = POCl3(l) + HCl(aq) =>
PCl5(s) + H2O(l) = POCl3(l) + 2 HCl(aq)
Ag(NH3)2{+} + H{+} + H2O = Ag(H2O)4{+} + NH4{+} =>
Ag(NH3)2{+} + 2 H{+} + 4 H2O = Ag(H2O)4{+} + 2 NH4{+}
H12C4OH + KMnO4 + H2SO4 = CH3COOH + Mn2SO4 + K2SO4 + H2O =>
12 H12C4OH + 22 KMnO4 + 22 H2SO4 = 24 CH3COOH + 11 Mn2SO4 + 11 K2SO4 + 52 H2O
C3H6O3 = CO + H =>
C3H6O3 = 3 CO + 6 H
OH{-} + Fe{2+} + CrO4{2-} + H2O = Fe(OH)3 + Cr(OH)3{-} =>
7 OH{-} + 4 Fe{2+} + CrO4{2-} + 4 H2O = 4 Fe(OH)3 + Cr(OH)3{-}
H2O(l) + FeCl3(aq) + C6H8O6(s) = FeCl2(aq) + C6H10O8(aq) + HCl(aq) =>
2 H2O(l) + 2 FeCl3(aq) + C6H8O6(s) = 2 FeCl2(aq) + C6H10O8(aq) + 2 HCl(aq)
AsCl3(aq) + H2S(aq) = As2S3(s) + HCl(aq) =>
2 AsCl3(aq) + 3 H2S(aq) = As2S3(s) + 6 HCl(aq)
Mo(SO4)3 + Ca = CaSO4 + Mo =>
Mo(SO4)3 + 3 Ca = 3 CaSO4 + Mo
CH3OH + CH4N2O + Ca = C2H5N + NH3 + CaO =>
CH3OH + CH4N2O + 2 Ca = C2H5N + NH3 + 2 CaO
Fe3O4 + S = Fe + SO2 =>
Fe3O4 + 2 S = 3 Fe + 2 SO2
C6H6 + O = C6H5OH =>
C6H6 + O = C6H5OH
C2H4Cl2 + KOH = C2H2 + H2O + KCl =>
C2H4Cl2 + 2 KOH = C2H2 + 2 H2O + 2 KCl
FeS + H2SO4 = FeSO4 + SO + H2O =>
FeS + 2 H2SO4 = FeSO4 + 2 SO + 2 H2O
TiCl4(s) + Na(s) = Ti(s) + NaCl(s) =>
TiCl4(s) + 4 Na(s) = Ti(s) + 4 NaCl(s)
Mg(OH)2 + H2PO3 = MgPO3 + H2O =>
Mg(OH)2 + H2PO3 = MgPO3 + 2 H2O
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
FeCl3 + NaOH = Fe(OH)3 + NaCl =>
FeCl3 + 3 NaOH = Fe(OH)3 + 3 NaCl
Mg + O2 = MgO =>
2 Mg + O2 = 2 MgO
H2O + CO2 = C6H12O6 + O2 =>
6 H2O + 6 CO2 = C6H12O6 + 6 O2
I2 + OH = IH + O =>
I2 + 2 OH = 2 IH + 2 O
CO + PbO = CO2 + Pb =>
CO + PbO = CO2 + Pb
Hg(NO3)2 + Na2S = HgS + NaNO3 =>
Hg(NO3)2 + Na2S = HgS + 2 NaNO3
H2Co3 + Sr(OH)2 = SrCo3 + H2O =>
H2Co3 + Sr(OH)2 = SrCo3 + 2 H2O
Zn + H2OCuSO4 = Cu + H2OZnSO4 =>
Zn + H2OCuSO4 = Cu + H2OZnSO4
BaCl2(aq) + NaOH(aq) = Ba(OH)2(s) + Na2(aq) + Cl2(aq) =>
BaCl2(aq) + 2 NaOH(aq) = Ba(OH)2(s) + Na2(aq) + Cl2(aq)
CH2CH2 + HCl = CH2ClCH3 =>
CH2CH2 + HCl = CH2ClCH3
CuSO4 + Zn = Cu + Zn2(SO4)2 =>
2 CuSO4 + 2 Zn = 2 Cu + Zn2(SO4)2
TiS2 + H2O = TiO2 + H2S =>
TiS2 + 2 H2O = TiO2 + 2 H2S
HCl + H2SO4 = HClO3 + H2S =>
4 HCl + 3 H2SO4 = 4 HClO3 + 3 H2S
Al + Fe(NO3)2 = Al(NO3) + Fe =>
2 Al + Fe(NO3)2 = 2 Al(NO3) + Fe
CH3COC2H + O2 = CO2 + H2O =>
2 CH3COC2H + 9 O2 = 8 CO2 + 4 H2O
Fe + SnCl4 = FeCl2 + Sn =>
2 Fe + SnCl4 = 2 FeCl2 + Sn
Rb + S2 = RbS =>
2 Rb + S2 = 2 RbS
C2H4 + Ca(OH)2 = C2H4(OH)2 + Ca =>
C2H4 + Ca(OH)2 = C2H4(OH)2 + Ca
ZnS + O2 = ZnO + S2O =>
4 ZnS + 3 O2 = 4 ZnO + 2 S2O
Fe + SnCl4 = FeCl3 + Sn =>
4 Fe + 3 SnCl4 = 4 FeCl3 + 3 Sn
K + AgCl = Ag + KCl =>
K + AgCl = Ag + KCl
Mg + NaF = MgF2 + Na =>
Mg + 2 NaF = MgF2 + 2 Na
Mg + CuCl2 = MgCl2 + Cu =>
Mg + CuCl2 = MgCl2 + Cu
Fe + O2 = Fe2O3 =>
4 Fe + 3 O2 = 2 Fe2O3
Na + Cl2 = NaCl =>
2 Na + Cl2 = 2 NaCl
KHO + CO2 = KHCO3 =>
KHO + CO2 = KHCO3
Al + NO3{-} + H2O = Al{3+} + NH3 + OH{-} =>
8 Al + 3 NO3{-} + 18 H2O = 8 Al{3+} + 3 NH3 + 27 OH{-}
Ba(OH)2 + CO2 = BaCO3 + H2O =>
Ba(OH)2 + CO2 = BaCO3 + H2O
Na2S(aq) + Cu(NO3)2(aq) = NaNO3 + CuS(s) =>
Na2S(aq) + Cu(NO3)2(aq) = 2 NaNO3 + CuS(s)
Zn + SnCl4 = ZnCl + Sn =>
4 Zn + SnCl4 = 4 ZnCl + Sn
Mg(HCo3)2 + Mg(OH)2 = MgCo3 + H2O =>
Mg(HCo3)2 + Mg(OH)2 = 2 MgCo3 + 2 H2O
P2O5(s) + H2O(l) = H3PO4(aq) =>
P2O5(s) + 3 H2O(l) = 2 H3PO4(aq)
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Équations équilibrées sur01/04/25
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