| Équations équilibrées la veille | Équations équilibrées le lendemain |
SiO2 + 2 Ca = 2 CaO + Si
S + NaOH = Na2S + Na2S2O3 + H2O =>
4 S + 6 NaOH = 2 Na2S + Na2S2O3 + 3 H2O
S2O3{2-} + H{+} = SO2 + S8 + H2O =>
8 S2O3{2-} + 16 H{+} = 8 SO2 + S8 + 8 H2O
Co + HOH = Co(OH)2 + H2 =>
Co + 2 HOH = Co(OH)2 + H2
Al2O3 + NaOH + H2O = Na[Al(OH)4] =>
Al2O3 + 2 NaOH + 3 H2O = 2 Na[Al(OH)4]
H2O + As2O3 = H3AsO4 + H =>
5 H2O + As2O3 = 2 H3AsO4 + 4 H
Fe(OH)3 + HNO3 = H2O + Fe(NO3)3 =>
Fe(OH)3 + 3 HNO3 = 3 H2O + Fe(NO3)3
C8H46 + O2 = CO2 + H2O =>
2 C8H46 + 39 O2 = 16 CO2 + 46 H2O
Zn + Hg2SO4 = ZnSO4 + Hg2 =>
Zn + Hg2SO4 = ZnSO4 + Hg2
K2CrO4 + FeCl2 + HCl = FeCl3 + CrCl3 + KCl + H2O =>
K2CrO4 + 3 FeCl2 + 8 HCl = 3 FeCl3 + CrCl3 + 2 KCl + 4 H2O
Al2O3 + S8 = Al + SO2 =>
16 Al2O3 + 3 S8 = 32 Al + 24 SO2
NaCl + NaClO3 + H2SO4 = Cl2 + Na2SO4 + H2O =>
5 NaCl + NaClO3 + 3 H2SO4 = 3 Cl2 + 3 Na2SO4 + 3 H2O
C6H5OH = CH + O =>
C6H5OH = 6 CH + O
HXeO4{-} = XeO6{4-} + Xe + O2 + H{+} =>
2 HXeO4{-} = XeO6{4-} + Xe + O2 + 2 H{+}
Li + F2 = LiF =>
2 Li + F2 = 2 LiF
Zn + HNO3 + H2SO4 = NO2 + ZnSO4 + H2O =>
Zn + 2 HNO3 + H2SO4 = 2 NO2 + ZnSO4 + 2 H2O
Nd2(CO3)3 + HCl = NdCl3 + CO2 + H2O =>
Nd2(CO3)3 + 6 HCl = 2 NdCl3 + 3 CO2 + 3 H2O
As2S3 + HNO3 + H2O = H3AsO4 + H2SO4 + NO =>
3 As2S3 + 28 HNO3 + 4 H2O = 6 H3AsO4 + 9 H2SO4 + 28 NO
NaCl + H2SO4 + MnO2 = Na2SO4 + MnSO4 + H2O + Cl2 =>
2 NaCl + 2 H2SO4 + MnO2 = Na2SO4 + MnSO4 + 2 H2O + Cl2
CO3{2-} + Ag{+} = CAg{+} + O3{2-} =>
CO3{2-} + Ag{+} = CAg{+} + O3{2-}
Al(C2H3O2)2 + NaOH = Al(OH)2 + NaC2H3O2 =>
Al(C2H3O2)2 + 2 NaOH = Al(OH)2 + 2 NaC2H3O2
As3S3 + H2O2 + NH4OH = (NH4)AsO4 + (NH4)2SO4 + H2O =>
2 As3S3 + 39 H2O2 + 18 NH4OH = 6(NH4)AsO4 + 6(NH4)2SO4 + 48 H2O
PH3 + HClO3 = H3PO4 + HClPH3 =>
7 PH3 + 4 HClO3 = 3 H3PO4 + 4 HClPH3
Mg(NO3)2 + H2CO3 = MgCO3 + HNO3 =>
Mg(NO3)2 + H2CO3 = MgCO3 + 2 HNO3
CaSO4(aq) + Na2CO3(aq) = CaCO3(s) + Na2SO4(aq) =>
CaSO4(aq) + Na2CO3(aq) = CaCO3(s) + Na2SO4(aq)
H2S + CU(I)2 = CUS + HI =>
H2S + CU(I)2 = CUS + 2 HI
Al(OH)3 + H2SO4 = Al2(SO4)3 + H2O =>
2 Al(OH)3 + 3 H2SO4 = Al2(SO4)3 + 6 H2O
Na2CO3(aq) + CuSO4(aq) = Na2SO3(aq) + CuCO4(aq) =>
Na2CO3(aq) + CuSO4(aq) = Na2SO3(aq) + CuCO4(aq)
NaCl(aq) + HC2H3O2(aq) = HCl(aq) + NaC2H3O2(aq) =>
NaCl(aq) + HC2H3O2(aq) = HCl(aq) + NaC2H3O2(aq)
CH3OH + KMnO4 + H2SO4 = H2O + HCOOH + K2SO4 + Mn =>
7 CH3OH + 4 KMnO4 + 2 H2SO4 = 9 H2O + 7 HCOOH + 2 K2SO4 + 4 Mn
I + AgNO3 = I(NO3)3 + Ag =>
I + 3 AgNO3 = I(NO3)3 + 3 Ag
SrCl2 + O2 = SrO + ClO =>
2 SrCl2 + 3 O2 = 2 SrO + 4 ClO
KCl3 + I2 + H2O = HClO3 + KIO + HCl =>
6 KCl3 + 3 I2 + 9 H2O = HClO3 + 6 KIO + 17 HCl
Pb(NO3)2 + KI = PbI2 + KNO3 =>
Pb(NO3)2 + 2 KI = PbI2 + 2 KNO3
(NH4)2CO3 + Ca(OH)2 = NH4OH + CaCO3 =>
(NH4)2CO3 + Ca(OH)2 = 2 NH4OH + CaCO3
Mn + Cr(NO3)3 = Mn(NO3)2 + Cr =>
3 Mn + 2 Cr(NO3)3 = 3 Mn(NO3)2 + 2 Cr
NH4OH + Cr(NO3)3 = NH4NO3 + Cr(OH)3 =>
3 NH4OH + Cr(NO3)3 = 3 NH4NO3 + Cr(OH)3
ZnCl + NaOH = ZnOH + NaCl =>
ZnCl + NaOH = ZnOH + NaCl
C8H18Cl2 = C8H16Cl2H2 =>
C8H18Cl2 = C8H16Cl2H2
FeSiO3 + H2O = Fe3Si2O5(OH)4 + H4SiO4 =>
3 FeSiO3 + 4 H2O = Fe3Si2O5(OH)4 + H4SiO4
PbSPbSO4 = PbSO2 =>
PbSPbSO4 = 2 PbSO2
Na2Cr2O7 + H2SO4 = CrO3 + H2O + Na2SO4 =>
Na2Cr2O7 + H2SO4 = 2 CrO3 + H2O + Na2SO4
CH3COOH + NaCO3 = CH4COONa + CO2 + H2O =>
5 CH3COOH + 4 NaCO3 = 4 CH4COONa + 6 CO2 + 2 H2O
Na2SiO3*5H2O + C6H8O7 = Na3C6H5O7 + H4O4Si + H2O =>
3 Na2SiO3*5H2O + 2 C6H8O7 = 2 Na3C6H5O7 + 3 H4O4Si + 12 H2O
C2H2 + O2 = CO3 + H2(g) =>
C2H2 + 3 O2 = 2 CO3 + H2(g)
H8N2O3S2 + O2 = H2O + NO2 + SO2 =>
2 H8N2O3S2 + 9 O2 = 8 H2O + 4 NO2 + 4 SO2
K3 + NO3 = KNO3 =>
K3 + 3 NO3 = 3 KNO3
NH4Cl + CH3COONa = NH3 + CH3COOHNaCl =>
NH4Cl + CH3COONa = NH3 + CH3COOHNaCl
FePbSO4 = FeSO4Pb =>
FePbSO4 = FeSO4Pb
HBrO3(aq) + LiOH(s) = LiBrO3(aq) + H2O(l) =>
HBrO3(aq) + LiOH(s) = LiBrO3(aq) + H2O(l)
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur07/04/24
Équations équilibrées sur08/03/23
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