| Équations équilibrées la veille |
2 Na + 2 BrCl = 2 NaCl + Br2
(CH3CO)2O + H2O = CH3CO2H =>
(CH3CO)2O + H2O = 2 CH3CO2H
Hf + O2 = HfO2 =>
Hf + O2 = HfO2
C2H6S + O2 = CO2 + H2O + SO2 =>
2 C2H6S + 9 O2 = 4 CO2 + 6 H2O + 2 SO2
CuSO4(aq) + Zn(No3)2(aq) = Cu(No3)2(aq) + ZnSO4(aq) =>
CuSO4(aq) + Zn(No3)2(aq) = Cu(No3)2(aq) + ZnSO4(aq)
Na2CO3 + HCI = NaCI + H2CO3 =>
Na2CO3 + 2 HCI = 2 NaCI + H2CO3
Br2 + HCl = BrCl + HBr =>
Br2 + HCl = BrCl + HBr
Ba(OH)2 + HCl(aq) = BaCl2(aq) + H2O(l) =>
Ba(OH)2 + 2 HCl(aq) = BaCl2(aq) + 2 H2O(l)
FeCl3 + KNO3 = ClK + Fe(NO3)3 =>
FeCl3 + 3 KNO3 = 3 ClK + Fe(NO3)3
I + F2 = IF2 =>
I + F2 = IF2
Fe2(SO4)3 + KI = FeSO4 + I2 + K2SO4 =>
Fe2(SO4)3 + 2 KI = 2 FeSO4 + I2 + K2SO4
H2 + NaCI = HCI + Na =>
H2 + 2 NaCI = 2 HCI + 2 Na
I + S = IS =>
I + S = IS
H2SO4(aq) + Zn(OH)2(s) = ZnSO4(aq) + H2O(l) =>
H2SO4(aq) + Zn(OH)2(s) = ZnSO4(aq) + 2 H2O(l)
K2S + H2O = KOH + H2S =>
K2S + 2 H2O = 2 KOH + H2S
CrO42{-} + I{-} + H{+} = I2 + Cr3{+} + H2O =>
3 CrO42{-} + 248 I{-} + 252 H{+} = 124 I2 + Cr3{+} + 126 H2O
Cu + HC2H3O2 = H2 + Cu(C2H3O2)2 =>
Cu + 2 HC2H3O2 = H2 + Cu(C2H3O2)2
Ca(OCl)2 + NaCl + H2O = NaOH + Ca(OH)2 + Cl2 =>
Ca(OCl)2 + 2 NaCl + 2 H2O = 2 NaOH + Ca(OH)2 + 2 Cl2
Ba + ClO3 = Ba(ClO3)2 =>
Ba + 2 ClO3 = Ba(ClO3)2
Ga + HOH = Ga(OH)3 + H2 =>
2 Ga + 6 HOH = 2 Ga(OH)3 + 3 H2
Fe + LiOH = Fe(OH)2 + Li =>
Fe + 2 LiOH = Fe(OH)2 + 2 Li
Fe3(O3)3 + H2 = Fe + H2O =>
Fe3(O3)3 + 9 H2 = 3 Fe + 9 H2O
ZnO + HCl = ZnCl2 + H2 + O2 =>
2 ZnO + 4 HCl = 2 ZnCl2 + 2 H2 + O2
CsI + Br = CsBr + I =>
CsI + Br = CsBr + I
Mg + Cu3N = MgN + Cu =>
Mg + Cu3N = MgN + 3 Cu
NO + Ca(OH)2 = NOH + CaO2 =>
2 NO + Ca(OH)2 = 2 NOH + CaO2
Al10 + O3 = AlO =>
3 Al10 + 10 O3 = 30 AlO
Tl2(SO4)3 + Br2 + KOH = TlSO4 + KBrO3 + K2SO4 + H2O =>
5 Tl2(SO4)3 + Br2 + 12 KOH = 10 TlSO4 + 2 KBrO3 + 5 K2SO4 + 6 H2O
Co(NO3)2(aq) + NaCl(aq) = CoCl2(aq) + Na(NO3)(aq) =>
Co(NO3)2(aq) + 2 NaCl(aq) = CoCl2(aq) + 2 Na(NO3)(aq)
Na2B4O7 + CuSO4 = Cu(BO2)2 + Na2SO4 + SO3 =>
Na2B4O7 + 2 CuSO4 = 2 Cu(BO2)2 + Na2SO4 + SO3
NaCl + NaOH = Na2HClO =>
NaCl + NaOH = Na2HClO
CH3PO(OC2H5)SNa + ClC2H4N(C3H7)2*HCl = C8H18NS(CH3)P(O)(OC2H5) + NaCl + HCl =>
CH3PO(OC2H5)SNa + ClC2H4N(C3H7)2*HCl = C8H18NS(CH3)P(O)(OC2H5) + NaCl + HCl
CoCO3 + HCl = H2CO3 + CoCl2 =>
CoCO3 + 2 HCl = H2CO3 + CoCl2
TiCl4 + Mg2 = Ti2 + MgCl2 =>
2 TiCl4 + 2 Mg2 = Ti2 + 4 MgCl2
Rh + O2 = RhO2 =>
Rh + O2 = RhO2
(NH4)2SO4 = NH4 + SO4 =>
(NH4)2SO4 = 2 NH4 + SO4
Na3PO4 + H2CO3 = Na2HPO4 + Na2CO3 =>
2 Na3PO4 + H2CO3 = 2 Na2HPO4 + Na2CO3
Br2 + O = Br2O5 =>
Br2 + 5 O = Br2O5
Mn2O7 = Mn + O2 =>
2 Mn2O7 = 4 Mn + 7 O2
[Ag(NH3)2]Cl + C6H8O6 + H2O = Ag + [H2(NH3)2]Cl + CO2 =>
10[Ag(NH3)2]Cl + C6H8O6 + 6 H2O = 10 Ag + 10[H2(NH3)2]Cl + 6 CO2
C4H8 = C2 + H2 =>
C4H8 = 2 C2 + 4 H2
Ca + KMnO4 + HCl = CaCl2 + KCl + MnCl2 + H2O =>
5 Ca + 2 KMnO4 + 16 HCl = 5 CaCl2 + 2 KCl + 2 MnCl2 + 8 H2O
FeCl3 + K2S = Fe2S3 + KCl =>
2 FeCl3 + 3 K2S = Fe2S3 + 6 KCl
Cl2 + IO3{-} + H2O = Cl{-} + IO4{-} + H{+} =>
Cl2 + IO3{-} + H2O = 2 Cl{-} + IO4{-} + 2 H{+}
N23 = N4 =>
4 N23 = 23 N4
CH + O2 = CO2 + H2O =>
4 CH + 5 O2 = 4 CO2 + 2 H2O
OH + Cr3 = Cr3(OH)3 =>
3 OH + Cr3 = Cr3(OH)3
Na2CO3 + CaCl2 = Na2 + CaCO3 + Cl2 =>
Na2CO3 + CaCl2 = Na2 + CaCO3 + Cl2
C6H5CH3 + C3H6 = C6H5CH3C3H7 =>
15 C6H5CH3 + 25 C3H6 = 18 C6H5CH3C3H7
MnO2 + ClO3{-} + OH{-} = MnO4{2-}{-} + Cl{-} + H2O =>
3 MnO2 + ClO3{-} + 6 OH{-} = 3 MnO4{2-}{-} + Cl{-} + 3 H2O
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