| Équations équilibrées la veille |
W + 2 O = WO2
Al(OH)3(s) + NaOH(aq) = Al(OH)4{-}(aq) + Na{+}(aq) =>
Al(OH)3(s) + NaOH(aq) = Al(OH)4{-}(aq) + Na{+}(aq)
NH4Cl + Pb(C2H3O2)2 = NH4(C2H3O2) + PbCl2 =>
2 NH4Cl + Pb(C2H3O2)2 = 2 NH4(C2H3O2) + PbCl2
Na3C6H5O7 + HCl = H3C6H5O7 + NaCl =>
Na3C6H5O7 + 3 HCl = H3C6H5O7 + 3 NaCl
Na + H2 + C + O2 = NaHCO3 =>
2 Na + H2 + 2 C + 3 O2 = 2 NaHCO3
Na[Cr(OH)4] + HCl = NaCl + H2O + Cr2O3 =>
2 Na[Cr(OH)4] + 2 HCl = 2 NaCl + 5 H2O + Cr2O3
Fe2O3 = Fe + O2 =>
2 Fe2O3 = 4 Fe + 3 O2
Pb(NO3)2 = PbO + NO2 + O2 =>
2 Pb(NO3)2 = 2 PbO + 4 NO2 + O2
Ti + SO4 = Ti2SO4 =>
2 Ti + SO4 = Ti2SO4
NaOH + C2H4O2 = NaC2H3O2 + H2O =>
NaOH + C2H4O2 = NaC2H3O2 + H2O
Zn(OH)2 + H3PO4 = Zn3(PO4)2 + H2O =>
3 Zn(OH)2 + 2 H3PO4 = Zn3(PO4)2 + 6 H2O
[Pt(NH3)4Cl2]Br2 + K = [Pt(NH3)4] + KBr + Cl2 =>
[Pt(NH3)4Cl2]Br2 + 2 K = [Pt(NH3)4] + 2 KBr + Cl2
NaO5 + H2O = NaOH + O2 =>
4 NaO5 + 2 H2O = 4 NaOH + 9 O2
H3PO4 + KI = KH2PO4 + HI =>
H3PO4 + KI = KH2PO4 + HI
NH4VO3 + Mg + H2SO4 = VSO4 + MgSO4 + NH3 + H2O =>
2 NH4VO3 + 3 Mg + 5 H2SO4 = 2 VSO4 + 3 MgSO4 + 2 NH3 + 6 H2O
C6H12O6 + NaOH = C6H11O6 + NaOH2 =>
C6H12O6 + NaOH = C6H11O6 + NaOH2
Ca(OH)2 + Al(ClO3)3 = Ca(ClO3)2 + Al(OH)3 =>
3 Ca(OH)2 + 2 Al(ClO3)3 = 3 Ca(ClO3)2 + 2 Al(OH)3
Ag2SO4 + NaCl = AgCl + Na2SO4 =>
Ag2SO4 + 2 NaCl = 2 AgCl + Na2SO4
HNO3 + BaO = Ba(NO3)2 + H2O =>
2 HNO3 + BaO = Ba(NO3)2 + H2O
PbCl4 + Zn = ZnCl4 + Pb =>
PbCl4 + Zn = ZnCl4 + Pb
KMnO4 + NiCl2 = KCl + MnCl2 + Ni2O + Cl2 =>
2 KMnO4 + 16 NiCl2 = 2 KCl + 2 MnCl2 + 8 Ni2O + 13 Cl2
NH3 + O2 = N2 + H2O =>
4 NH3 + 3 O2 = 2 N2 + 6 H2O
NO2{-} + NH3 = N2 + OH{-} + H2O =>
NO2{-} + NH3 = N2 + OH{-} + H2O
CaO + Cl2 + C = CaCl2 + CO2 =>
2 CaO + 2 Cl2 + C = 2 CaCl2 + CO2
NaClO4(aq) + AgNO3(aq) = NaNO3(aq) + AgClO4(s) =>
NaClO4(aq) + AgNO3(aq) = NaNO3(aq) + AgClO4(s)
C10H16N2O8 + NaOH = C10H14N2O8Na2 + H2O =>
C10H16N2O8 + 2 NaOH = C10H14N2O8Na2 + 2 H2O
SiO2 + HF = SiF4 + H2O =>
SiO2 + 4 HF = SiF4 + 2 H2O
C8H18 + O2 = CO2 + H2O =>
2 C8H18 + 25 O2 = 16 CO2 + 18 H2O
H2S + NaOH = H2O + Na2S =>
H2S + 2 NaOH = 2 H2O + Na2S
MeO + NaOH + H2O = Na[Me(OH)3] =>
MeO + NaOH + H2O = Na[Me(OH)3]
CuCl2(aq) + Mg(s) = MgCl2(aq) + Cu(s) =>
CuCl2(aq) + Mg(s) = MgCl2(aq) + Cu(s)
Na2S + Fe + S = Na3Fe2S4 =>
3 Na2S + 4 Fe + 5 S = 2 Na3Fe2S4
XeOF4 + H2O = Xe + O2 + HF =>
2 XeOF4 + 4 H2O = 2 Xe + 3 O2 + 8 HF
Hg2Cl2 + NaOH = HgO + Hg + NaCl + H2O =>
Hg2Cl2 + 2 NaOH = HgO + Hg + 2 NaCl + H2O
Fe + HF = FeF3 + H2 =>
2 Fe + 6 HF = 2 FeF3 + 3 H2
SrCl2 + NH4NO3 = Sr(NO3)2 + NH4Cl =>
SrCl2 + 2 NH4NO3 = Sr(NO3)2 + 2 NH4Cl
Na3C6H5O7 + HCl = H3C6H5O7 + NaCl =>
Na3C6H5O7 + 3 HCl = H3C6H5O7 + 3 NaCl
K2Cr2O7 + H2C2O4 + K2C2O4 = CO2 + H2O + K3[Cr(C2O4)3]H2O =>
K2Cr2O7 + 7 H2C2O4 + 2 K2C2O4 = 6 CO2 + 5 H2O + 2 K3[Cr(C2O4)3]H2O
(NH4)3PO4(aq) + MgCl2(aq) = Mg3(PO4)2 + NH4Cl(aq) =>
2(NH4)3PO4(aq) + 3 MgCl2(aq) = Mg3(PO4)2 + 6 NH4Cl(aq)
O2 + C4H6O4Cu = Cu + H2O + CO2 =>
7 O2 + 2 C4H6O4Cu = 2 Cu + 6 H2O + 8 CO2
N2 + O2 = N2O5 =>
2 N2 + 5 O2 = 2 N2O5
KOH + NH4Cl = KCl + NH4OH =>
KOH + NH4Cl = KCl + NH4OH
Cu(NO3)2 + Pd = Cu + Pd(NO3)2 =>
Cu(NO3)2 + Pd = Cu + Pd(NO3)2
Fe(OH)2 + (NH4)2SO4 = FeSO4 + NH4OH =>
Fe(OH)2 + (NH4)2SO4 = FeSO4 + 2 NH4OH
Bi + HNO3 = Bi(NO3)3 + NO2 + H2O =>
Bi + 6 HNO3 = Bi(NO3)3 + 3 NO2 + 3 H2O
KI + HNO3 + KBrO3 = KBr + KNO3 + I2 + H2O =>
6 KI + 6 HNO3 + KBrO3 = KBr + 6 KNO3 + 3 I2 + 3 H2O
Ca + SiO2 = CaO + Si =>
2 Ca + SiO2 = 2 CaO + Si
KOH + S = K2SO4 + K2S + H2O =>
8 KOH + 4 S = K2SO4 + 3 K2S + 4 H2O
H2SO4 + NaOH = Na2SO4 + H2O =>
H2SO4 + 2 NaOH = Na2SO4 + 2 H2O
P2S5 + C4H10O = C8H19O2PS2 + H2S =>
P2S5 + 4 C4H10O = 2 C8H19O2PS2 + H2S
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Équations équilibrées sur10/18/24
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