| Équations équilibrées la veille |
AsH3 + 8 OH{-} = H3AsO4 + 4 H2O + 8e
Cu{+} + Fe = Fe{+} + Cu =>
Cu{+} + Fe = Fe{+} + Cu
KMnO4 + H2C2O4 + H2SO4 = MnSO4 + K2SO4 + CO2 + H2O =>
2 KMnO4 + 5 H2C2O4 + 3 H2SO4 = 2 MnSO4 + K2SO4 + 10 CO2 + 8 H2O
CH2(OH)CH(OH)CH2(OH) + KMnO4 = CH2(OH)CH(OH)C(O)H + KOH + MnO2 + H2O =>
3 CH2(OH)CH(OH)CH2(OH) + 2 KMnO4 = 3 CH2(OH)CH(OH)C(O)H + 2 KOH + 2 MnO2 + 2 H2O
Cl2(g) + C2H2(g) = C2H2Cl4(l) =>
2 Cl2(g) + C2H2(g) = C2H2Cl4(l)
NO + O2 = NO2 =>
2 NO + O2 = 2 NO2
C6H4(OH)2 + NaOH = C6H4(ONa)2 + H2O =>
C6H4(OH)2 + 2 NaOH = C6H4(ONa)2 + 2 H2O
NO2Ag + HNO3 = AgNO3 + NO + Water =>
3 NO2Ag + 2 HNO3 = 3 AgNO3 + 2 NO + H2O
PB(ClO2)4 + Zn(SO4) = PB(SO4)2 + Zn(ClO2)2 =>
PB(ClO2)4 + 2 Zn(SO4) = PB(SO4)2 + 2 Zn(ClO2)2
Mg + Cr(C2H2O2)3 = Cr + Mg(C2H2O2) =>
3 Mg + Cr(C2H2O2)3 = Cr + 3 Mg(C2H2O2)
Cl2(g) + O2(g) = Cl2O5(g) =>
2 Cl2(g) + 5 O2(g) = 2 Cl2O5(g)
I2 + P2 = PI3 =>
3 I2 + P2 = 2 PI3
Al + Cl2 = AlCl3 =>
2 Al + 3 Cl2 = 2 AlCl3
SrCl2 + HNO3 = Sr(NO3)2 + HCl =>
SrCl2 + 2 HNO3 = Sr(NO3)2 + 2 HCl
MoS2 + Ca(ClO)2 + H2O = MoO3 + H2SO4 + CaCl2 =>
2 MoS2 + 9 Ca(ClO)2 + 4 H2O = 2 MoO3 + 4 H2SO4 + 9 CaCl2
Ni(CO)4 = Ni + CO =>
Ni(CO)4 = Ni + 4 CO
Zn + H3O{+} = Zn2{+} + H2 + H2O =>
4 Zn + 2 H3O{+} = 2 Zn2{+} + H2 + 2 H2O
HOBr + HI = I + H2OBr =>
HOBr + HI = I + H2OBr
PbCrO4(s) = Pb2(s) + Cr3(s) + O2(g) =>
6 PbCrO4(s) = 3 Pb2(s) + 2 Cr3(s) + 12 O2(g)
Na3[Al(OH)6] + Fe2(SO4)3 = Fe(OH)3 + Na2SO4 + Al(OH)3 =>
2 Na3[Al(OH)6] + Fe2(SO4)3 = 2 Fe(OH)3 + 3 Na2SO4 + 2 Al(OH)3
Na2ZnO2 + CO2 + H2O = Zn(OH)2 + NaHCO3 =>
Na2ZnO2 + 2 CO2 + 2 H2O = Zn(OH)2 + 2 NaHCO3
K3PO4 + HIC = KCI + H3PO4 =>
K3PO4 + 3 HIC = 3 KCI + H3PO4
FeCl2 + Na2(CrO4) = Fe(CrO4) + NaCl =>
FeCl2 + Na2(CrO4) = Fe(CrO4) + 2 NaCl
MgO + HNO3 = Mg(NO3)2 + H2O =>
MgO + 2 HNO3 = Mg(NO3)2 + H2O
Zn3Sb2 + H2O = SbH3 + Zn(OH)2 =>
Zn3Sb2 + 6 H2O = 2 SbH3 + 3 Zn(OH)2
FeCl3 + NaOH = Fe(OH)3 + NaCl =>
FeCl3 + 3 NaOH = Fe(OH)3 + 3 NaCl
Na2O + AlF3 = Na3AlF6 + Al2O3 =>
3 Na2O + 4 AlF3 = 2 Na3AlF6 + Al2O3
NiSO4 + H2S = NiS + H2SO4 =>
NiSO4 + H2S = NiS + H2SO4
Al(Br)3 + Cl2 = Al(Cl)3 + Br =>
2 Al(Br)3 + 3 Cl2 = 2 Al(Cl)3 + 6 Br
KMnO4 + CuSO4 + H2SO4 = MnSO4 + K2SO4 + CuHO3 + O2 =>
2 KMnO4 + 2 CuSO4 + H2SO4 = 2 MnSO4 + K2SO4 + 2 CuHO3 + O2
FeCl3 + NaOH = Fe(OH)3 + NaCl =>
FeCl3 + 3 NaOH = Fe(OH)3 + 3 NaCl
C2H4 + O2 = CO + H2O =>
C2H4 + 2 O2 = 2 CO + 2 H2O
Pt(s) + I2(g) = PtI4(s) =>
Pt(s) + 2 I2(g) = PtI4(s)
BaSO4 + HCl = BaCl2 + H2SO4 =>
BaSO4 + 2 HCl = BaCl2 + H2SO4
H + FeO = H2O3 + Fe =>
2 H + 3 FeO = H2O3 + 3 Fe
FeCl3 + NaOH = Fe(OH)3 + NaCl =>
FeCl3 + 3 NaOH = Fe(OH)3 + 3 NaCl
AlCl3 + NaOH = AlOH + Cl3Na =>
AlCl3 + NaOH = AlOH + Cl3Na
NaNO3(aq) + NiSO4(aq) = Na2SO4 + Ni(NO3)2 =>
2 NaNO3(aq) + NiSO4(aq) = Na2SO4 + Ni(NO3)2
ZnSO4 + KOH = Zn(OH)2K2SO4 =>
ZnSO4 + 2 KOH = Zn(OH)2K2SO4
Au(NO3)3 + KCl = AuCl3 + KNO3 =>
Au(NO3)3 + 3 KCl = AuCl3 + 3 KNO3
K3Al(C2O4)3 + KMnO4 + HNO3 = Mn(NO3)3 + KNO3 + K3AlNO3 + CO2 + H2O =>
4 K3Al(C2O4)3 + KMnO4 + 8 HNO3 = Mn(NO3)3 + KNO3 + 4 K3AlNO3 + 24 CO2 + 4 H2O
SnSO4 + K2Cr2O7 + H2SO4 = Sn(SO4)2 + K2SO4 + Cr2(SO4)3 + HOH =>
3 SnSO4 + K2Cr2O7 + 7 H2SO4 = 3 Sn(SO4)2 + K2SO4 + Cr2(SO4)3 + 7 HOH
CH3CH2COCH3 + H = CH3CH2CHOHCH3 =>
CH3CH2COCH3 + 2 H = CH3CH2CHOHCH3
Mg + KOH = Mg(OH)2 + K =>
Mg + 2 KOH = Mg(OH)2 + 2 K
Fe + Cl2 = Fe[Cl]3 =>
2 Fe + 3 Cl2 = 2 Fe[Cl]3
C7H8 + KMnO4 = KOH + MnO2 + C7H6O2 =>
C7H8 + 2 KMnO4 = 2 KOH + 2 MnO2 + C7H6O2
H5IO6 + I2 = IO3 + H2O =>
12 H5IO6 + I2 = 14 IO3 + 30 H2O
Pentan + Brom = BromPentan =>
Pentan + Brom = BromPentan
C4H5O6{-} + K{+} = KC4H5O6 =>
C4H5O6{-} + K{+} = KC4H5O6
MgCO3 + VC6H5O7 = Mg3(C6H5O7)2 + V2(CO3)3 =>
3 MgCO3 + 2 VC6H5O7 = Mg3(C6H5O7)2 + V2(CO3)3
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