| Équations équilibrées la veille | Équations équilibrées le lendemain |
Mg2S + 2 Na = Na2S + 2 Mg
K + Br = KBr =>
K + Br = KBr
Al + Pb(C2H302)2 = Al(C2H302)3 + Pb =>
2 Al + 3 Pb(C2H302)2 = 2 Al(C2H302)3 + 3 Pb
BaCl2(aq) + Ag2SO4(aq) = AgCl + BaSO4 =>
BaCl2(aq) + Ag2SO4(aq) = 2 AgCl + BaSO4
CrI3 + Br2 + NaOH = Na2CrO4 + NaIO4 + NaBr + H2O =>
2 CrI3 + 27 Br2 + 64 NaOH = 2 Na2CrO4 + 6 NaIO4 + 54 NaBr + 32 H2O
Na2SO4 + Zn(NO3)2 = Na(NO3) + ZnSO4 =>
Na2SO4 + Zn(NO3)2 = 2 Na(NO3) + ZnSO4
FeSO4 + H2O2 = FeSO4H2O2 =>
FeSO4 + H2O2 = FeSO4H2O2
CuO + HNO3 = Cu(NO3)2 + H2O =>
CuO + 2 HNO3 = Cu(NO3)2 + H2O
Sn + KOH + H2O = Sn(OH)6K2 + H2 =>
Sn + 2 KOH + 4 H2O = Sn(OH)6K2 + 2 H2
Pb(No3)2 + MgBr2 = PbBr2 + Mg(No3)2 =>
Pb(No3)2 + MgBr2 = PbBr2 + Mg(No3)2
Fe{+3} + Cl = FeCl{+3} =>
Fe{+3} + Cl = FeCl{+3}
NaHSO4 + PbO = Na2SO4 + PbSO4 + H2O =>
2 NaHSO4 + PbO = Na2SO4 + PbSO4 + H2O
SrSO4 + KOH = Sr(OH)2 + K2SO4 =>
SrSO4 + 2 KOH = Sr(OH)2 + K2SO4
Cr(OH)2 + HCl = CrCl2 + H2O0 =>
Cr(OH)2 + 2 HCl = CrCl2 + 2 H2O0
Cr2O3 + C = Cr + C2O3 =>
Cr2O3 + 2 C = 2 Cr + C2O3
I2 + Na2SO3 + H2O = Na2SO4 + HI =>
I2 + Na2SO3 + H2O = Na2SO4 + 2 HI
Na2CO3 + Zn3CO8H3 + Sb2O3 + CH2Mg2O5 + O2 = H2O + CO2 + Na3ZnMgSbO6 =>
18 Na2CO3 + 4 Zn3CO8H3 + 6 Sb2O3 + 6 CH2Mg2O5 + 3 O2 = 12 H2O + 28 CO2 + 12 Na3ZnMgSbO6
Sb + H2O2 + NH3 = SbO4{3-} + NH4{+} + H2O =>
2 Sb + 5 H2O2 + 6 NH3 = 2 SbO4{3-} + 6 NH4{+} + 2 H2O
P2O5 + Zn(OH)2 = Zn3(PO4)2 + H2O =>
P2O5 + 3 Zn(OH)2 = Zn3(PO4)2 + 3 H2O
CuCl2 + K2S = KCl + CuS =>
CuCl2 + K2S = 2 KCl + CuS
Fe2 + NaOCl = FeO + NaCl =>
Fe2 + 2 NaOCl = 2 FeO + 2 NaCl
CH3C(CH3)2Cl + AlCl3 = AlCH3C(CH3)2 + Cl4 =>
CH3C(CH3)2Cl + AlCl3 = AlCH3C(CH3)2 + Cl4
Cu + H2SO4 = CuSO4 + CuS + H2O =>
4 Cu + 4 H2SO4 = 3 CuSO4 + CuS + 4 H2O
CCl3CHOH2 = CCl3CH2OH =>
CCl3CHOH2 = CCl3CH2OH
KOH + N2O3 = K2O + N(OH)3 =>
6 KOH + N2O3 = 3 K2O + 2 N(OH)3
H2O + As2O3 + KOH = K[As(OH)4] =>
3 H2O + As2O3 + 2 KOH = 2 K[As(OH)4]
WO3 + C = W + CO =>
WO3 + 3 C = W + 3 CO
KCIO3 + H2SO4 = K2SO4 + O2 + CIO2 + H2O =>
4 KCIO3 + 2 H2SO4 = 2 K2SO4 + O2 + 4 CIO2 + 2 H2O
HClO4 + Sr(OH)2 = H3O2 + SrClO4 =>
HClO4 + Sr(OH)2 = H3O2 + SrClO4
Ba + H3PO4 = Ba3(PO4)2 + H2 =>
3 Ba + 2 H3PO4 = Ba3(PO4)2 + 3 H2
Cl2 + IO3{-} + H2O = Cl{+} + IO2 + OH{-} =>
Cl2 + 2 IO3{-} + 2 H2O = 2 Cl{+} + 2 IO2 + 4 OH{-}
FeSO4 + Cu(OH)2 = Fe(OH)2 + CuSO4 =>
FeSO4 + Cu(OH)2 = Fe(OH)2 + CuSO4
FeNO3 + K2S = Fe2S + KNO3 =>
2 FeNO3 + K2S = Fe2S + 2 KNO3
SrS + NaOH = Sr(OH) + NaS =>
SrS + NaOH = Sr(OH) + NaS
N2O5 + LiOH = Li2O + HNO3 =>
N2O5 + 2 LiOH = Li2O + 2 HNO3
Cu + Fe3(SO4)3 = Cu(SO4)3 + Fe =>
Cu + Fe3(SO4)3 = Cu(SO4)3 + 3 Fe
POCl3 + LiPF6 + H2O = LiPO2F2 + PF5 + HCl =>
4 POCl3 + 5 LiPF6 + 6 H2O = 5 LiPO2F2 + 4 PF5 + 12 HCl
C + NH4HSO4 = (NH4)2CO3 + SO2 + H2O =>
C + 2 NH4HSO4 = (NH4)2CO3 + 2 SO2 + H2O
C12(H2O)12(s) + O2(g) = CO2(g) + H2O(g) =>
C12(H2O)12(s) + 12 O2(g) = 12 CO2(g) + 12 H2O(g)
MnCl2 + PbO2 + HNO3 = Pb(MnO4)2 + PbCl2 + Pb(NO3)2 + H2O =>
2 MnCl2 + 5 PbO2 + 4 HNO3 = Pb(MnO4)2 + 2 PbCl2 + 2 Pb(NO3)2 + 2 H2O
CuBr2 + LiH2PO4 = Cu(H2PO4)2 + LiBr =>
CuBr2 + 2 LiH2PO4 = Cu(H2PO4)2 + 2 LiBr
C2H4Cl2 + Na = C2H2 + NaCl + H2 =>
C2H4Cl2 + 2 Na = C2H2 + 2 NaCl + H2
K + Si = K4Si =>
4 K + Si = K4Si
H3[SbCl6] + H2O = Sb(OH)3 + HCl =>
H3[SbCl6] + 3 H2O = Sb(OH)3 + 6 HCl
C3H8 + O8 = CO2 + H2O =>
4 C3H8 + 5 O8 = 12 CO2 + 16 H2O
Cr(NCS)6{4-} + Ce{4+} + H2O = H{+} + Cr{3+} + Ce{3+} + NO3{-} + CO2 + SO4{2-} =>
Cr(NCS)6{4-} + 97 Ce{4+} + 54 H2O = 108 H{+} + Cr{3+} + 97 Ce{3+} + 6 NO3{-} + 6 CO2 + 6 SO4{2-}
HClO3(aq) + NaOH(aq) = NaClO3 + H2O(l) =>
HClO3(aq) + NaOH(aq) = NaClO3 + H2O(l)
Br2 + Al = Al2Br6 =>
3 Br2 + 2 Al = Al2Br6
HCl + CaCO3 = CaCl2 + H2O + CO2 =>
2 HCl + CaCO3 = CaCl2 + H2O + CO2
C7H15OH + O2 = CO2 + H2O =>
2 C7H15OH + 21 O2 = 14 CO2 + 16 H2O
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Équations équilibrées sur01/06/25
Équations équilibrées sur02/05/24
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