| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 C2H5Br + Br2 = 2 C2H4Br2 + H2
FeCl3(aq) + KI(aq) = I2(s) + FeCl2(aq) + KCl(aq) =>
2 FeCl3(aq) + 2 KI(aq) = I2(s) + 2 FeCl2(aq) + 2 KCl(aq)
FeSO3 + K2Cr2O7 + H2SO4 = FeSO4 + K2SO4 + Cr2(SO4)3 + H2O =>
3 FeSO3 + K2Cr2O7 + 4 H2SO4 = 3 FeSO4 + K2SO4 + Cr2(SO4)3 + 4 H2O
SrO + H2O + SrI2 = SrOH + I2 =>
SrO + H2O + SrI2 = 2 SrOH + I2
MnO4{-} + C2H5OH + OH{-} = MnO4{2-} + CH3COO{-} + H2O =>
4 MnO4{-} + C2H5OH + 5 OH{-} = 4 MnO4{2-} + CH3COO{-} + 4 H2O
Mg(s) + Cl2(g) = MgCl2(s) =>
Mg(s) + Cl2(g) = MgCl2(s)
Al2(SO4)3 + Na2(CO3) + H2O = Al(OH)3 + CO2 + Na2(SO4) =>
Al2(SO4)3 + 3 Na2(CO3) + 3 H2O = 2 Al(OH)3 + 3 CO2 + 3 Na2(SO4)
Pb(NO3)2 + CaCl2 = PbCl2 + Ca(NO3)2 =>
Pb(NO3)2 + CaCl2 = PbCl2 + Ca(NO3)2
Al + Cl2Cu = AlCl3 + Cu =>
2 Al + 3 Cl2Cu = 2 AlCl3 + 3 Cu
O2 + NCl3 = NO2 + Cl2O =>
7 O2 + 4 NCl3 = 4 NO2 + 6 Cl2O
N2 = N =>
N2 = 2 N
CH4 + KMnO4 = HMnO4 + CH3K =>
CH4 + KMnO4 = HMnO4 + CH3K
Ba + H2O = BaO + H2 =>
Ba + H2O = BaO + H2
CuSo4(aq) + Fe(s) = Fe2(So4)3(aq) + Cu2(s) =>
6 CuSo4(aq) + 4 Fe(s) = 2 Fe2(So4)3(aq) + 3 Cu2(s)
CH3CH2OH + CrO3 = CH3COOH + Cr2O3 + H2O =>
3 CH3CH2OH + 4 CrO3 = 3 CH3COOH + 2 Cr2O3 + 3 H2O
Cu2 + Cl2 = CuCl =>
Cu2 + Cl2 = 2 CuCl
HC2H3O2(aq) + NaOH(aq) = NaC2H3O2 + H2O =>
HC2H3O2(aq) + NaOH(aq) = NaC2H3O2 + H2O
P4O6 = P4 + P2O4 =>
4 P4O6 = P4 + 6 P2O4
Hg(NO3)2 + NaCl = HgCl2 + NaNO3 =>
Hg(NO3)2 + 2 NaCl = HgCl2 + 2 NaNO3
CuSO4 + NaOH = Cu(OH)2 + Na2SO4 =>
CuSO4 + 2 NaOH = Cu(OH)2 + Na2SO4
SrSO4 + H2O = Sr(OH)2 + H2SO4 =>
SrSO4 + 2 H2O = Sr(OH)2 + H2SO4
Ba(OH)2 + (NH4)Cl = BaCl2 + (NH4)OH =>
Ba(OH)2 + 2(NH4)Cl = BaCl2 + 2(NH4)OH
Al2(SO4)3 + Na2CO3 = Al2(CO3)3 + Na2SO4 =>
Al2(SO4)3 + 3 Na2CO3 = Al2(CO3)3 + 3 Na2SO4
NH4Cl + CuO = CuCl2 + NH3 + H2O =>
2 NH4Cl + CuO = CuCl2 + 2 NH3 + H2O
CaCO3 + H2S = CaS + H2O + CO2 =>
CaCO3 + H2S = CaS + H2O + CO2
NaAl2Si4O10(OH)2 + H2O = H4SiO4 + Al(OH)3 + Na =>
NaAl2Si4O10(OH)2 + 10 H2O = 4 H4SiO4 + 2 Al(OH)3 + Na
Br2 + NaOH = NaBr2 + NaBrO3 + H2O =>
11 Br2 + 12 NaOH = 10 NaBr2 + 2 NaBrO3 + 6 H2O
H2C4H2O4 + NaOH = NaHC4H2O4 + H2O =>
H2C4H2O4 + NaOH = NaHC4H2O4 + H2O
KMnO4 + H2SO4 + SCNNa = SO4K2 + SO4Mn + CNH + H2O + SO4Na2 =>
12 KMnO4 + 13 H2SO4 + 10 SCNNa = 6 SO4K2 + 12 SO4Mn + 10 CNH + 8 H2O + 5 SO4Na2
C5H10 + Br2 = C5H10Br2 =>
C5H10 + Br2 = C5H10Br2
Al(s) + CH3COOH(aq) = Al(CH3COO)3 + H2 =>
2 Al(s) + 6 CH3COOH(aq) = 2 Al(CH3COO)3 + 3 H2
Al + Pb(SO4)2 = Al(SO4)2 + Pb =>
Al + Pb(SO4)2 = Al(SO4)2 + Pb
CaO + H3PO4 = Ca3(PO4)2 + H2O =>
3 CaO + 2 H3PO4 = Ca3(PO4)2 + 3 H2O
C + H2 = CH4 =>
C + 2 H2 = CH4
Ca + HI = CaI2 + H2 =>
Ca + 2 HI = CaI2 + H2
K2(SO4) + HCl = KCl + H2SO4 =>
K2(SO4) + 2 HCl = 2 KCl + H2SO4
K2CO3 + LiOH = KOH + Li2CO3 =>
K2CO3 + 2 LiOH = 2 KOH + Li2CO3
Ba(OH)2 + NO2 + O2 = Ba(NO3)2 + H2O =>
2 Ba(OH)2 + 4 NO2 + O2 = 2 Ba(NO3)2 + 2 H2O
Al + FeCl3 = AlCl3 + Fe2 =>
2 Al + 2 FeCl3 = 2 AlCl3 + Fe2
KOH(aq) + NiBr2(aq) = NiOH(s) + KBr2(aq) =>
KOH(aq) + NiBr2(aq) = NiOH(s) + KBr2(aq)
NO2 + H2SO4 = SO4 + HNO2 =>
2 NO2 + H2SO4 = SO4 + 2 HNO2
CuCN + KCN = K[Cu(CN)2] =>
CuCN + KCN = K[Cu(CN)2]
Li(s) + HCl(aq) = LiCl2(aq) + H2(g) =>
Li(s) + 2 HCl(aq) = LiCl2(aq) + H2(g)
Cu + NO2 = Cu(NO3)2 + NO =>
Cu + 4 NO2 = Cu(NO3)2 + 2 NO
N2 + S2 = N2S =>
2 N2 + S2 = 2 N2S
As + HNO3 = HAsO3 + NO + H2O =>
3 As + 5 HNO3 = 3 HAsO3 + 5 NO + H2O
MnO4{-} + NO2 + H2O = Mn2{+} + NO3{-} + H{+} =>
2 MnO4{-} + 13 NO2 + 5 H2O = Mn2{+} + 13 NO3{-} + 10 H{+}
BaCrO4 + H2SO4 = BaSO4 + CrO3 + H2O =>
BaCrO4 + H2SO4 = BaSO4 + CrO3 + H2O
Cl2O = Cl + O2 =>
2 Cl2O = 4 Cl + O2
Li2S + Cl2 = Li + ClS =>
2 Li2S + Cl2 = 4 Li + 2 ClS
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur10/23/24
Équations équilibrées sur11/22/23
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