| Équations équilibrées la veille | Équations équilibrées le lendemain |
26 KMnO4 + 3 C6H14O6 = 5 CO2 + 21 H2O + 13 K2CO3 + 26 MnO2
C14H12O2 + NaBH4 + H2O + HCl = C14H14O2 + B(OH)3 + NaCl =>
4 C14H12O2 + NaBH4 + 3 H2O + HCl = 4 C14H14O2 + B(OH)3 + NaCl
Pb(NO3)2(aq) + K2S(aq) = PbS(c) + KNO3(aq) =>
Pb(NO3)2(aq) + K2S(aq) = PbS(c) + 2 KNO3(aq)
FePO4 + NaOH = Fe(OH)3 + Na3(PO4) =>
FePO4 + 3 NaOH = Fe(OH)3 + Na3(PO4)
Fe(ClO4) + H2O = Fe2O + HClO4 =>
2 Fe(ClO4) + H2O = Fe2O + 2 HClO4
K2CrO4(aq) + HCl(aq) = KCl(aq) + CrCl3(aq) + H2O(l) + Cl2(g) =>
2 K2CrO4(aq) + 16 HCl(aq) = 4 KCl(aq) + 2 CrCl3(aq) + 8 H2O(l) + 3 Cl2(g)
C8H12 + O2 = CO2 + H2O =>
C8H12 + 11 O2 = 8 CO2 + 6 H2O
HBr + CU(OH) = CUBr + H2O =>
HBr + CU(OH) = CUBr + H2O
Ag + H2S + O = AgS + HO =>
Ag + H2S + 2 O = AgS + 2 HO
K2Cr2O7 + H2SO4 + C2H6O = Cr2(SO4)3 + K2SO4 + C2H4O7 + H2O =>
7 K2Cr2O7 + 28 H2SO4 + 3 C2H6O = 7 Cr2(SO4)3 + 7 K2SO4 + 3 C2H4O7 + 31 H2O
SrBr2 + (NH4)2CO3 = SrCO3 + NH4Br =>
SrBr2 + (NH4)2CO3 = SrCO3 + 2 NH4Br
Mg(NO3)2*6H2O + Fe(NO3)2*9H2O + NH2CONH2 = MgFe2O4 + CO2 + H2O + N2 =>
3 Mg(NO3)2*6H2O + 6 Fe(NO3)2*9H2O + 14 NH2CONH2 = 3 MgFe2O4 + 14 CO2 + 100 H2O + 23 N2
C3H7OC2H5 + O2 = CO2 + H2O =>
2 C3H7OC2H5 + 15 O2 = 10 CO2 + 12 H2O
C12H24 + O2 = CO2*H2O =>
C12H24 + 18 O2 = 12 CO2*H2O
CO + O2 = CO2 =>
2 CO + O2 = 2 CO2
H2O + (CO3)2 = HCO3 + OH =>
2 H2O + (CO3)2 = 2 HCO3 + 2 OH
FeNH + H2O2 = FeNO2 + H2O =>
2 FeNH + 5 H2O2 = 2 FeNO2 + 6 H2O
Zn + Co(Cl)3 = Zn(Cl)3 + Co =>
Zn + Co(Cl)3 = Zn(Cl)3 + Co
AlCl3 + Cu(NO3)2 = Al(NO3)2 + CuCl3 =>
AlCl3 + Cu(NO3)2 = Al(NO3)2 + CuCl3
SiL4(s) + Mg(s) = Si(s) + MgL2(s) =>
SiL4(s) + 2 Mg(s) = Si(s) + 2 MgL2(s)
OH{-} + ZnN = ZnOH{-} + N =>
OH{-} + ZnN = ZnOH{-} + N
As4 + As2Br4 + H2O = AsH4Br + H3AsO4 =>
13 As4 + 10 As2Br4 + 128 H2O = 40 AsH4Br + 32 H3AsO4
NO2 + NaOH = NaNO2 + NaNO3 + H2O =>
2 NO2 + 2 NaOH = NaNO2 + NaNO3 + H2O
(NH4)3PO4(aq) + CaCl2(aq) = Ca3(PO4)2 + NH4Cl =>
2(NH4)3PO4(aq) + 3 CaCl2(aq) = Ca3(PO4)2 + 6 NH4Cl
Cu(CH3COO)2 + Na3(PO4) = Na(CH3COO) + Cu3(PO4)2 =>
3 Cu(CH3COO)2 + 2 Na3(PO4) = 6 Na(CH3COO) + Cu3(PO4)2
Y(OH)3 + K2S2O8 = Y2(S2O8)3 + KOH =>
2 Y(OH)3 + 3 K2S2O8 = Y2(S2O8)3 + 6 KOH
MgBr2 + NaOH(aq) = MgOH + NaBr2 =>
MgBr2 + NaOH(aq) = MgOH + NaBr2
CuS + O2 = CuO2 + SO2 =>
CuS + 2 O2 = CuO2 + SO2
N2 + CO2 = NO + C =>
N2 + CO2 = 2 NO + C
Fe(NO3)3 + K2(CrO4) = Fe2(CrO4)3 + K(NO3) =>
2 Fe(NO3)3 + 3 K2(CrO4) = Fe2(CrO4)3 + 6 K(NO3)
H2C2O4 + MnO4{-} + H{+} = CO2 + Mn + H2O =>
7 H2C2O4 + 2 MnO4{-} + 2 H{+} = 14 CO2 + 2 Mn + 8 H2O
CaC2 + NH3 = Ca3N2 + C2H2 =>
3 CaC2 + 2 NH3 = Ca3N2 + 3 C2H2
Pb(C2H3O2)2 + Mg = Pb + Mg(C2O2H3)2 =>
Pb(C2H3O2)2 + Mg = Pb + Mg(C2O2H3)2
(NH4)2SO4(aq) + NaOH(aq) = NH4OH + Na2SO4 =>
(NH4)2SO4(aq) + 2 NaOH(aq) = 2 NH4OH + Na2SO4
H{+} + Fe + Ca(NO3)2 = Fe{3+} + NH4{+} + Ca(OH)2 + H2O =>
54 H{+} + 16 Fe + 3 Ca(NO3)2 = 16 Fe{3+} + 6 NH4{+} + 3 Ca(OH)2 + 12 H2O
Pb(NO3)2 + Mg = PbO + NO + MgO =>
Pb(NO3)2 + 3 Mg = PbO + 2 NO + 3 MgO
Zn(SO4) + NaOH = Zn(OH)2 + Na2(SO4) =>
Zn(SO4) + 2 NaOH = Zn(OH)2 + Na2(SO4)
CH3OH + S = CH4 + CO2 + H2S =>
2 CH3OH + 2 S = CH4 + CO2 + 2 H2S
CaC2 + NH3 = Ca3N2 + C2H2 =>
3 CaC2 + 2 NH3 = Ca3N2 + 3 C2H2
NH4Br + AgClO3 = NH4ClO3 + AgBr =>
NH4Br + AgClO3 = NH4ClO3 + AgBr
NaC16H31O2 + O = H2O + CO2 + Na2O =>
2 NaC16H31O2 + 92 O = 31 H2O + 32 CO2 + Na2O
HNO3 + SO2 + SO3 = H2S2O7 + NO2 =>
2 HNO3 + SO2 + SO3 = H2S2O7 + 2 NO2
Fe2(SO4)3 + HCl = FeCl2 + H2O + Cl2 + SO2 =>
Fe2(SO4)3 + 12 HCl = 2 FeCl2 + 6 H2O + 4 Cl2 + 3 SO2
G5 + Cs4 + M6 = G2CsM =>
24 G5 + 15 Cs4 + 10 M6 = 60 G2CsM
Mg(NO3)2 + K3PO4 = Mg3(PO4)2 + KNO3 =>
3 Mg(NO3)2 + 2 K3PO4 = Mg3(PO4)2 + 6 KNO3
HNO3 + Hg = H2O + N2O + Hg(NO3)2 =>
10 HNO3 + 4 Hg = 5 H2O + N2O + 4 Hg(NO3)2
Ni{2+} + NH3 = Ni(NH3){2+}6 =>
Ni{2+} + NH3 = Ni(NH3){2+}6
V + S + V2O5 + CCl4 = V4OS8Cl6 + CS2 =>
36 V + 110 S + 2 V2O5 + 15 CCl4 = 10 V4OS8Cl6 + 15 CS2
AgNO3 = Ag + O2 + NO2 =>
2 AgNO3 = 2 Ag + O2 + 2 NO2
I2 + MgO = Mg + I2O =>
I2 + MgO = Mg + I2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur02/02/25
Équations équilibrées sur03/04/24
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