| Équations équilibrées la veille |
3 NaHCO3 + AlBr3 = Al(HCO3)3 + 3 NaBr
KCl + (OH){-} = KClO4 + {-} + H2O =>
KCl + 8(OH){-} = KClO4 + 8e + 4 H2O
C6H4(COOH)COOK + NaOH = C6H4(COONa)COOK + H2O =>
C6H4(COOH)COOK + NaOH = C6H4(COONa)COOK + H2O
Mg + H3PO4 = Mg3(PO4)2 + H2 =>
3 Mg + 2 H3PO4 = Mg3(PO4)2 + 3 H2
FeI3 + Pb(NO3)2 = Fe(NO3)3 + PbI2 =>
2 FeI3 + 3 Pb(NO3)2 = 2 Fe(NO3)3 + 3 PbI2
Pb(NO3)2 + FeI3 = PbI2 + Fe(NO3)3 =>
3 Pb(NO3)2 + 2 FeI3 = 3 PbI2 + 2 Fe(NO3)3
KNO3(s) = K2O(s) + N(g) + O(g) =>
2 KNO3(s) = K2O(s) + 2 N(g) + 5 O(g)
C6H5OH + Cl2 = C6H4ClO + HCl =>
2 C6H5OH + 3 Cl2 = 2 C6H4ClO + 4 HCl
Na + PbO2 = NaO2 + Pb =>
Na + PbO2 = NaO2 + Pb
Fe2(SO4)3(aq) + Na2CO3(aq) = Na2SO4(aq) + Fe2(CO3)3(s) =>
Fe2(SO4)3(aq) + 3 Na2CO3(aq) = 3 Na2SO4(aq) + Fe2(CO3)3(s)
Pb(CH3COO)2 + SO4 = Pb(SO4)2 + (CH3COO)2 =>
Pb(CH3COO)2 + 2 SO4 = Pb(SO4)2 + (CH3COO)2
CuCl2*H2O + Al = Cu + AlCl3 + H2O =>
3 CuCl2*H2O + 2 Al = 3 Cu + 2 AlCl3 + 3 H2O
NaHCO3 + HC6H5O7 = NaC6H5O7 + H2CO3 =>
NaHCO3 + HC6H5O7 = NaC6H5O7 + H2CO3
MgCl2 + H2O = Cl2 + H2 + Mg(OH)2 =>
MgCl2 + 2 H2O = Cl2 + H2 + Mg(OH)2
KC1O3 = KC1 + O2 =>
2 KC1O3 = 2 KC1 + 3 O2
AgNO3 + H2O = Ag + HNO3 + O2 =>
4 AgNO3 + 2 H2O = 4 Ag + 4 HNO3 + O2
AlBr3 + NH4HS + H2O = Al(OH)3 + NH4Br + H2S =>
AlBr3 + 3 NH4HS + 3 H2O = Al(OH)3 + 3 NH4Br + 3 H2S
Cd(s) + HNO3(aq) = H2(g) + Cd(NO3)3(aq) =>
2 Cd(s) + 6 HNO3(aq) = 3 H2(g) + 2 Cd(NO3)3(aq)
Ca(NO3)2 + NH4Cl + K4[Fe(CN)6] = (NH4)2Ca[Fe(CN)6] + KCl + KNO3 =>
Ca(NO3)2 + 2 NH4Cl + K4[Fe(CN)6] = (NH4)2Ca[Fe(CN)6] + 2 KCl + 2 KNO3
Ca + Au2CO3 = Au + CaCO3 =>
Ca + Au2CO3 = 2 Au + CaCO3
IO3 + CO = I + CO2 =>
IO3 + 3 CO = I + 3 CO2
K3(PO4) + Ca = Ca3(PO4)2 + K =>
2 K3(PO4) + 3 Ca = Ca3(PO4)2 + 6 K
KClO = ClO + K =>
KClO = ClO + K
CuS(s) + NH3(aq) = Cu(NH3)2 + S =>
CuS(s) + 2 NH3(aq) = Cu(NH3)2 + S
Co(NO3)2 + KNO2 + H2SO4 = CoSO4 + K2SO4 + NO2 + H2O =>
Co(NO3)2 + 2 KNO2 + 2 H2SO4 = CoSO4 + K2SO4 + 4 NO2 + 2 H2O
Na2NH + H2O = NH3 + NaOH =>
Na2NH + 2 H2O = NH3 + 2 NaOH
Pb(NO3)2 = PbO + NO2(g) + O2(g) =>
2 Pb(NO3)2 = 2 PbO + 4 NO2(g) + O2(g)
HNO3 + NO = NO2 + H2O =>
2 HNO3 + NO = 3 NO2 + H2O
LiCl + Co(NO3)2 = LiNO3 + CoCl2 =>
2 LiCl + Co(NO3)2 = 2 LiNO3 + CoCl2
Na2S + H2SO4(aq) = H2S + Na2SO4 =>
Na2S + H2SO4(aq) = H2S + Na2SO4
HCl + Rb2S = H2S + RbCl =>
2 HCl + Rb2S = H2S + 2 RbCl
CaCl2(aq) + Na2So4(aq) = CaSo4(a) + NaCl(aq) =>
CaCl2(aq) + Na2So4(aq) = CaSo4(a) + 2 NaCl(aq)
NH3(g) + O22(g) = NO(g) + H2O(g) =>
44 NH3(g) + 5 O22(g) = 44 NO(g) + 66 H2O(g)
S2O32{-} + Cl2 + OH{-} = SO42{-} + Cl{-} + H2O =>
2 S2O32{-} + 103 Cl2 + 208 OH{-} = 4 SO42{-} + 206 Cl{-} + 104 H2O
C2H5OH + KMnO4 = CH3COOK + MnO2 + KOH + H2O =>
3 C2H5OH + 4 KMnO4 = 3 CH3COOK + 4 MnO2 + KOH + 4 H2O
I2O5 + H2O = I(OH)2 + O =>
I2O5 + 2 H2O = 2 I(OH)2 + 3 O
Mg + CO3 = MgO + CO2 =>
Mg + CO3 = MgO + CO2
FeCl3 + KCN = KCl + K[Fe(CN)4] =>
FeCl3 + 4 KCN = 3 KCl + K[Fe(CN)4]
Co2 + KSCN(C3H6O) = Co(SCN) + K(C3H6O) =>
Co2 + 2 KSCN(C3H6O) = 2 Co(SCN) + 2 K(C3H6O)
H + NiF2 = Ni + HF =>
2 H + NiF2 = Ni + 2 HF
(NH4)2Fe(SO4)2*6H2O + H2C2O4*2H2O = FeC2O4 + (NH4)2SO4 + H2SO4 + H2O =>
(NH4)2Fe(SO4)2*6H2O + H2C2O4*2H2O = FeC2O4 + (NH4)2SO4 + H2SO4 + 8 H2O
C6H14O4 + H2O = HOCH2CH2OH =>
C6H14O4 + 2 H2O = 3 HOCH2CH2OH
NaOH + ZnSO4 = Na2SO4 + Zn(OH)2 =>
2 NaOH + ZnSO4 = Na2SO4 + Zn(OH)2
Zn(s) + K4[Fe(CN)6](aq) = ZnFe(CN)6(aq) + K(s) =>
Zn(s) + K4[Fe(CN)6](aq) = ZnFe(CN)6(aq) + 4 K(s)
N2O5 = NO2 + O0 =>
N2O5 = 2 NO2 + O0
NaFeO2 + H2SO4 = Fe2(SO4)3 + Na2SO4 + H2O =>
2 NaFeO2 + 4 H2SO4 = Fe2(SO4)3 + Na2SO4 + 4 H2O
MgCO3 = Mg + C + O2 =>
2 MgCO3 = 2 Mg + 2 C + 3 O2
(NH4)2SO4(aq) + Ba(C2H3O2)2(aq) = BaSO4(s) + NH4C2H3O2 =>
(NH4)2SO4(aq) + Ba(C2H3O2)2(aq) = BaSO4(s) + 2 NH4C2H3O2
O2 + C4H4OH = CO2 + H2O =>
19 O2 + 4 C4H4OH = 16 CO2 + 10 H2O
CH2O = CH3COOH =>
2 CH2O = CH3COOH
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Équations équilibrées sur01/28/25
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