| Équations équilibrées la veille |
4 I{-}(aq) + O2(g) + 2 H2O(l) = 2 I2(s) + 4 OH{-}(aq)
(CH2OH)2 + MnO4 = CO2 + Mn + H2O =>
4(CH2OH)2 + 5 MnO4 = 8 CO2 + 5 Mn + 12 H2O
NiSO4(s) + Na2SiO3(aq) = NiSiO3 + Na2SO4 =>
NiSO4(s) + Na2SiO3(aq) = NiSiO3 + Na2SO4
NaHCO3 = Na2CO3 + CO2 + H2O =>
2 NaHCO3 = Na2CO3 + CO2 + H2O
C2H5OH(l) + PBr3(l) = C2H5Br(l) + H3PO3(l) =>
3 C2H5OH(l) + PBr3(l) = 3 C2H5Br(l) + H3PO3(l)
C2H5COOH + HCl = ClC2H4COOH + H2 =>
C2H5COOH + HCl = ClC2H4COOH + H2
Fe(OH)2 + Na2SO4 = FeSO4 + NaOH =>
Fe(OH)2 + Na2SO4 = FeSO4 + 2 NaOH
C3H7Br + KOH = C3H6 + KBr + H2O =>
C3H7Br + KOH = C3H6 + KBr + H2O
KI + H2SO4 = K2SO4 + H2I2 =>
2 KI + H2SO4 = K2SO4 + H2I2
Al + Cl2 = AlCl3 =>
2 Al + 3 Cl2 = 2 AlCl3
NaH2PO4 + Ca(OH)2 = Na3PO4 + Ca3(PO4)2 + H2O =>
3 NaH2PO4 + 3 Ca(OH)2 = Na3PO4 + Ca3(PO4)2 + 6 H2O
F2 + B4O7{2-} + Cl2 + H2O = B2F4 + ClO2{-} + H{+} =>
4 F2 + B4O7{2-} + 2 Cl2 + H2O = 2 B2F4 + 4 ClO2{-} + 2 H{+}
Na3AsO3 + KI3 + H2O = H2AsO4 + NaI + KI =>
2 Na3AsO3 + 3 KI3 + 2 H2O = 2 H2AsO4 + 6 NaI + 3 KI
Cr2O7{-2} + H3O{+} + I{-} = Cr{+3} + H2O + I =>
Cr2O7{-2} + 14 H3O{+} + 6 I{-} = 2 Cr{+3} + 21 H2O + 6 I
PbS(s) + H2O2(aq) = PbSO4(s) + H2O =>
PbS(s) + 4 H2O2(aq) = PbSO4(s) + 4 H2O
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
Li2(CrO4) + Fe2(CO3)3 = Li2(CO3) + Fe2(CrO4)3 =>
3 Li2(CrO4) + Fe2(CO3)3 = 3 Li2(CO3) + Fe2(CrO4)3
KBr + H2O + Cl2 = KCl + HBrO3 + HCl =>
KBr + 3 H2O + 3 Cl2 = KCl + HBrO3 + 5 HCl
(NH4)3PO4 = H3PO4 + NH3 =>
(NH4)3PO4 = H3PO4 + 3 NH3
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
Fe + H2O = FeO2 + H2 =>
Fe + 2 H2O = FeO2 + 2 H2
H2 + F2 = HF =>
H2 + F2 = 2 HF
Mg + Cu(NO3)2 = Cu5 + Mg(NO3)2 =>
5 Mg + 5 Cu(NO3)2 = Cu5 + 5 Mg(NO3)2
FeBr3 + K3Po4 = FePo4 + KBr =>
FeBr3 + K3Po4 = FePo4 + 3 KBr
SO3 + C10H8 = S + C2O + H2O =>
3 SO3 + C10H8 = 3 S + 5 C2O + 4 H2O
Na2CO3 + S = Na2S + CO + SO2 =>
Na2CO3 + 2 S = Na2S + CO + SO2
CaCl2 + H2O2 + NaOH = Ca(OH)3 + NaCl =>
2 CaCl2 + H2O2 + 4 NaOH = 2 Ca(OH)3 + 4 NaCl
Cr2(SO4)3 + KMnO4 + H2O = H2Cr2O7 + MnO2 + K2SO4 + H2SO4 =>
Cr2(SO4)3 + 2 KMnO4 + 3 H2O = H2Cr2O7 + 2 MnO2 + K2SO4 + 2 H2SO4
Al(s) + Cu(NO3)2 = Al(NO3)3(aq) + Cu(s) =>
2 Al(s) + 3 Cu(NO3)2 = 2 Al(NO3)3(aq) + 3 Cu(s)
Cr2O7{-2} + H3O{+} + I{-} = Cr{+3} + H2O + I =>
Cr2O7{-2} + 14 H3O{+} + 6 I{-} = 2 Cr{+3} + 21 H2O + 6 I
Bi2O3 + NaOH + HClO = Na4Bi2O7 + NaCl + H2O =>
Bi2O3 + 6 NaOH + 2 HClO = Na4Bi2O7 + 2 NaCl + 4 H2O
(NH4)3PO4 + Pb(NO3)4 = Pb3(PO4)4 + NH4NO3 =>
4(NH4)3PO4 + 3 Pb(NO3)4 = Pb3(PO4)4 + 12 NH4NO3
Pb(NO5)2 = PbO + NO + O2 =>
2 Pb(NO5)2 = 2 PbO + 4 NO + 7 O2
SO2 + O2 + CU = CUSO4 =>
SO2 + O2 + CU = CUSO4
Fe + Cl4 = FeCl3 =>
4 Fe + 3 Cl4 = 4 FeCl3
FeSO4 + KMnO4 + H2SO4 = Fe(SO4)3 + Mn(SO4) + K2SO4 + H2O =>
5 FeSO4 + 4 KMnO4 + 16 H2SO4 = 5 Fe(SO4)3 + 4 Mn(SO4) + 2 K2SO4 + 16 H2O
CH3CH2OCH2CH2CH3 + O2 = CO2 + H2O =>
2 CH3CH2OCH2CH2CH3 + 15 O2 = 10 CO2 + 12 H2O
Ni(CH3CO2)2 + Na3PO4 = Ni3O8P2 + C2H3NaO2 =>
3 Ni(CH3CO2)2 + 2 Na3PO4 = Ni3O8P2 + 6 C2H3NaO2
Fe(OH)3 + H2SO3 = Fe(OH)2 + H2SO4 + H2O =>
2 Fe(OH)3 + H2SO3 = 2 Fe(OH)2 + H2SO4 + H2O
NaHCO3 + H2C2H3O2 = NaC2H3O2 + H2HCO3 =>
NaHCO3 + H2C2H3O2 = NaC2H3O2 + H2HCO3
Pb{2+} + K2Cr2O7 = PbCr2O7 + K{+} =>
Pb{2+} + K2Cr2O7 = PbCr2O7 + 2 K{+}
Br2 + H3A5O4 = A54 + HBrO2 + H2O =>
45 Br2 + 54 H3A5O4 = 5 A54 + 90 HBrO2 + 36 H2O
AgNO3 + (NH4OH) = (NH4)2NO3 + Ag(OH)2 =>
AgNO3 + 2(NH4OH) = (NH4)2NO3 + Ag(OH)2
Zn + Li2(CO3) = Zn(CO3) + Li =>
Zn + Li2(CO3) = Zn(CO3) + 2 Li
Al2(C2)3 + H2O = C2H2 + Al(OH)3 =>
Al2(C2)3 + 6 H2O = 3 C2H2 + 2 Al(OH)3
Ag + HNO3 = AgNO3 + H2O + NO =>
3 Ag + 4 HNO3 = 3 AgNO3 + 2 H2O + NO
FeSO4 + CH3COOH = Fe(CH3COO)2 + H2SO4 =>
FeSO4 + 2 CH3COOH = Fe(CH3COO)2 + H2SO4
Ba2 + Br = BaBr =>
Ba2 + 2 Br = 2 BaBr
Al(OH)3 = Al2O3 + H2O =>
2 Al(OH)3 = Al2O3 + 3 H2O
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
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