| Équations équilibrées la veille |
Cu(OH)2 + 2 HCl = CuCl2 + 2 H2O
CaO + Na2CO3 = CaCO3 + Na2O =>
CaO + Na2CO3 = CaCO3 + Na2O
KMnO4 + H2SO4 + CH4 = H2O + MnSO4 + K2SO4 + CH3OH =>
2 KMnO4 + 3 H2SO4 + 5 CH4 = 3 H2O + 2 MnSO4 + K2SO4 + 5 CH3OH
H2SO4 + KOH = K2SO4 + H2O =>
H2SO4 + 2 KOH = K2SO4 + 2 H2O
I2(s) + OCl(aq) = IO3(aq) + Cl(aq) =>
I2(s) + 6 OCl(aq) = 2 IO3(aq) + 6 Cl(aq)
Co(NO3)2ZnSO4 = Zn(NO3)2CoSO4 =>
Co(NO3)2ZnSO4 = Zn(NO3)2CoSO4
Ca3(PO4)2 + H2SO4 = CaSO4 + H3PO4 =>
Ca3(PO4)2 + 3 H2SO4 = 3 CaSO4 + 2 H3PO4
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
FeSO4 + KSCN = Fe(SCN)2 + K + SO4 =>
FeSO4 + 2 KSCN = Fe(SCN)2 + 2 K + SO4
V2O5 + H2 = V + H2O =>
V2O5 + 5 H2 = 2 V + 5 H2O
MgO + SO3 = MgSO4 =>
MgO + SO3 = MgSO4
AlI3 + KOH = Al(OH)3 + KI =>
AlI3 + 3 KOH = Al(OH)3 + 3 KI
H2S + H2SO3 = S + H2O =>
2 H2S + H2SO3 = 3 S + 3 H2O
ZnF2 + O2 = ZnO + F2 =>
2 ZnF2 + O2 = 2 ZnO + 2 F2
NaCl + H2SO4 = Na2SO4 + HCl =>
2 NaCl + H2SO4 = Na2SO4 + 2 HCl
K2CO3 + CH3COOH = K2CO3(CH3COO)2 + H2 =>
K2CO3 + 2 CH3COOH = K2CO3(CH3COO)2 + H2
Ca + HX = CaX2 + H2 =>
Ca + 2 HX = CaX2 + H2
KI + K2Cr2O7 = K2CrO4 + Cr2 + I2 =>
12 KI + 8 K2Cr2O7 = 14 K2CrO4 + Cr2 + 6 I2
NH + NO2 = N2O + H2O =>
6 NH + 4 NO2 = 5 N2O + 3 H2O
FeSO4 + NaOH = Fe(OH)2 + Na2SO4 =>
FeSO4 + 2 NaOH = Fe(OH)2 + Na2SO4
CH4 + CI2 = CCI + HCI2 =>
3 CH4 + 13 CI2 = 2 CCI + 12 HCI2
Mg + H2SO4 = Mg2SO4 + H2O + H2S =>
8 Mg + 5 H2SO4 = 4 Mg2SO4 + 4 H2O + H2S
Fe(NO3)3 + Na(SCN) = Fe(SCN)3 + Na(NO3) =>
Fe(NO3)3 + 3 Na(SCN) = Fe(SCN)3 + 3 Na(NO3)
HBrOH2O = H3OBrO =>
HBrOH2O = H3OBrO
Lr + Ar + Kr = LrArKr =>
Lr + Ar + Kr = LrArKr
Ag + HCl = HAgCl =>
Ag + HCl = HAgCl
FeEDTA = Fe + EDTA =>
FeEDTA = Fe + EDTA
CuO + HCl = CuCl2 + H2 + O2 =>
2 CuO + 4 HCl = 2 CuCl2 + 2 H2 + O2
Zn + KBr = Br + ZnK =>
Zn + KBr = Br + ZnK
CH4 + CI2 = CCI + HCI2 =>
3 CH4 + 13 CI2 = 2 CCI + 12 HCI2
NaOH + SnCl2 = HSnO2 + H + NaCl =>
2 NaOH + SnCl2 = HSnO2 + H + 2 NaCl
MgO + SO3 = MgSO4 =>
MgO + SO3 = MgSO4
N + H = HN =>
N + H = HN
Zn + FeSO{-}4 = ZnSO{-}4 + Fe =>
Zn + FeSO{-}4 = ZnSO{-}4 + Fe
Fe2(SO3)3 + HI = H2SO3 + FeI3 =>
Fe2(SO3)3 + 6 HI = 3 H2SO3 + 2 FeI3
Fe + NCS = Fe(NCS)3 =>
Fe + 3 NCS = Fe(NCS)3
KMnO4 + PbCl2 + H2SO4 = MnSO4 + PbO2 + Cl2 + K2SO4 + H2O =>
4 KMnO4 + 5 PbCl2 + 6 H2SO4 = 4 MnSO4 + 5 PbO2 + 5 Cl2 + 2 K2SO4 + 6 H2O
NH3 + O2 = NO2 + H2O =>
4 NH3 + 7 O2 = 4 NO2 + 6 H2O
Fe + KNO3 = Fe2O3 + N2 + K2O =>
10 Fe + 6 KNO3 = 5 Fe2O3 + 3 N2 + 3 K2O
Mg + H3Cl = MgCl + H =>
Mg + H3Cl = MgCl + 3 H
N + NaCO3 + C = CO + NaCN =>
N + NaCO3 + 3 C = 3 CO + NaCN
PdCl2 + NaOH = Pd(OH)2 + NaCl =>
PdCl2 + 2 NaOH = Pd(OH)2 + 2 NaCl
(NH4)3PO4(aq) + CoSO4(aq) = Co3(PO4)2(aq) + (NH4)2SO4(s) =>
2(NH4)3PO4(aq) + 3 CoSO4(aq) = Co3(PO4)2(aq) + 3(NH4)2SO4(s)
Mg3Al2 + HCl = H2 + MgCl2 + AlCl3 =>
Mg3Al2 + 12 HCl = 6 H2 + 3 MgCl2 + 2 AlCl3
KNO3 + H2CO3 = K2CO3 + HNO3 =>
2 KNO3 + H2CO3 = K2CO3 + 2 HNO3
SCl2 + C2H6 = S(CH2CH2Cl)2 + H2 =>
SCl2 + 2 C2H6 = S(CH2CH2Cl)2 + 2 H2
Cr2(SO4)3 + NaNO3 = Cr(NO3)3 + Na2(SO4) =>
Cr2(SO4)3 + 6 NaNO3 = 2 Cr(NO3)3 + 3 Na2(SO4)
NaCl + H2SO4 = NaHSO4 + HCl =>
NaCl + H2SO4 = NaHSO4 + HCl
CaCO3(s)HCl(aq) = CaClHCO3 =>
CaCO3(s)HCl(aq) = CaClHCO3
NaNO3 + K2S = NaNO2 + K2SO4 =>
4 NaNO3 + K2S = 4 NaNO2 + K2SO4
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Équations équilibrées sur11/12/24
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