| Équations équilibrées la veille |
2 Fe + 2 KOH + 6 H2O = 2 K[Fe(OH)4] + 3 H2
NaHCO3 + H3C6H2O7 = H2O + CO2 + Na3C6H5O7 =>
15 NaHCO3 + 6 H3C6H2O7 = 10 H2O + 21 CO2 + 5 Na3C6H5O7
Cl + HCl = HCl2 =>
Cl + HCl = HCl2
Ca + Cl2 = CaCl2 = =>
Ca + Cl2 = CaCl2
RbOH + HBr = RbBr + H2O =>
RbOH + HBr = RbBr + H2O
Co(s) + H2SO4(aq) = Co2(SO4)3(aq) + H2(g) =>
2 Co(s) + 3 H2SO4(aq) = Co2(SO4)3(aq) + 3 H2(g)
Al + S = Al2(S)3 =>
2 Al + 3 S = Al2(S)3
CH3COOH(aq) + NaOH(aq) = NaCH3COO(aq) + H2O(l) =>
CH3COOH(aq) + NaOH(aq) = NaCH3COO(aq) + H2O(l)
Cu + P2 = CuP2 =>
Cu + P2 = CuP2
P2O5 + Al(OH)3 = Al3(PO4)3 + H2O =>
3 P2O5 + 6 Al(OH)3 = 2 Al3(PO4)3 + 9 H2O
NO2C6H4CH2Br + NaSCN = NO2C6H4CH2SCN + NaBr =>
NO2C6H4CH2Br + NaSCN = NO2C6H4CH2SCN + NaBr
FeCl3 + O2 = Fe2O3 + Cl2 =>
4 FeCl3 + 3 O2 = 2 Fe2O3 + 6 Cl2
Mn(NO3)2 + KHCO3 + C5H8O2 = Mn(C5H7O2)3 + KNO3 + CO2 + H2O =>
24 Mn(NO3)2 + 48 KHCO3 + 71 C5H8O2 = 24 Mn(C5H7O2)3 + 48 KNO3 + 43 CO2 + 56 H2O
CuOH + N2O3 = CuN2O3 + OH =>
CuOH + N2O3 = CuN2O3 + OH
SiO + C = Si2 + CO =>
2 SiO + 2 C = Si2 + 2 CO
CH4 + F2 = CHF3 + HF =>
CH4 + 3 F2 = CHF3 + 3 HF
(NH4)3PO4 = H3PO4 + NH3 =>
(NH4)3PO4 = H3PO4 + 3 NH3
(NH4)2SO3 + LiOH = NH4OH + Li2SO3 =>
(NH4)2SO3 + 2 LiOH = 2 NH4OH + Li2SO3
NH4SCN{-} + FeCl3{3+} = Fe(SCN)3 + NH4Cl =>
3 NH4SCN{-} + FeCl3{3+} = Fe(SCN)3 + 3 NH4Cl
Al2(SO4)3 + Ba(Cl2)2 = Al(Cl2)3 + BaSO4 =>
Al2(SO4)3 + 3 Ba(Cl2)2 = 2 Al(Cl2)3 + 3 BaSO4
Bi(OH)2Cl + H2O = Bi(OH)3 + HCl =>
Bi(OH)2Cl + H2O = Bi(OH)3 + HCl
K2Cr2O7 + Cr(NO3)2 + H = Cr + KNO3 + H2O =>
K2Cr2O7 + Cr(NO3)2 + 14 H = 3 Cr + 2 KNO3 + 7 H2O
Fe + HCl = FeCl3 + H2 =>
2 Fe + 6 HCl = 2 FeCl3 + 3 H2
GaCl3 + LiH = LiGaH4 + LiCl =>
GaCl3 + 4 LiH = LiGaH4 + 3 LiCl
KI + H2O2 = KOH + I2 =>
2 KI + H2O2 = 2 KOH + I2
NaNO2 + PbO2 + HNO3 = NaNO3 + Pb(NO3)2 + H2O =>
NaNO2 + PbO2 + 2 HNO3 = NaNO3 + Pb(NO3)2 + H2O
Ba + NH3 = Ba3N2 + H2 =>
3 Ba + 2 NH3 = Ba3N2 + 3 H2
F3CCOONa + Br3CCOOH = F3CCOONaH{-} + Br3CCOO{+} =>
F3CCOONa + Br3CCOOH = F3CCOONaH{-} + Br3CCOO{+}
KI + H2O2 = KOH + I =>
2 KI + H2O2 = 2 KOH + 2 I
Sn(SO4)2(aq) + K3PO4(aq) = Sn3(PO4)4(aq) + K2SO4(aq) =>
3 Sn(SO4)2(aq) + 4 K3PO4(aq) = Sn3(PO4)4(aq) + 6 K2SO4(aq)
KOH + HCl = H2O + K + Cl =>
KOH + HCl = H2O + K + Cl
H3PO4 + Mg(OH)2(aq) = Mg3(PO4)2 + H2O =>
2 H3PO4 + 3 Mg(OH)2(aq) = Mg3(PO4)2 + 6 H2O
Mg + HNO3 = Mg(NO3)2 + H2 =>
Mg + 2 HNO3 = Mg(NO3)2 + H2
CrI3 + Cl2 + H2O = H2CrO4 + HIO3 + HCl =>
2 CrI3 + 21 Cl2 + 26 H2O = 2 H2CrO4 + 6 HIO3 + 42 HCl
Pb(NO3)2 + Na2CrO4 = PbCrO4 + NaNO3 =>
Pb(NO3)2 + Na2CrO4 = PbCrO4 + 2 NaNO3
MnO42{-} + SO3{2-} + H3O{+} = Mn{2+} + H2O + SO4{2-} =>
2 MnO42{-} + 81 SO3{2-} + 6 H3O{+} = 2 Mn{2+} + 9 H2O + 81 SO4{2-}
Al2S3 + CaO = Al2O3 + CaS =>
Al2S3 + 3 CaO = Al2O3 + 3 CaS
Zn + Pb(NO3)2 = Zn(NO3)2 + Pb =>
Zn + Pb(NO3)2 = Zn(NO3)2 + Pb
CS2(l) + NH3 = H2S(g) + NH4SCN(s) =>
CS2(l) + 2 NH3 = H2S(g) + NH4SCN(s)
CrI3 + Cl2 + H2O = CrO4{2-} + IO4{-} + Cl{-} + H{+} =>
2 CrI3 + 27 Cl2 + 32 H2O = 2 CrO4{2-} + 6 IO4{-} + 54 Cl{-} + 64 H{+}
HCl + NaOH = NaCl + H2O =>
HCl + NaOH = NaCl + H2O
P + Cl2 = PCl3 =>
2 P + 3 Cl2 = 2 PCl3
PbS2O3 = PbS + SO3 =>
PbS2O3 = PbS + SO3
HI + KMnO4 + H2SO4 = I2 + H2O + K2SO4 + MnSO4 =>
10 HI + 2 KMnO4 + 3 H2SO4 = 5 I2 + 8 H2O + K2SO4 + 2 MnSO4
C5O2H8 + C2H6O = C7H14O3 =>
C5O2H8 + C2H6O = C7H14O3
Ba(OH)2 + CO = BaCO3 + C + H2O =>
Ba(OH)2 + 2 CO = BaCO3 + C + H2O
CH3COONa + FeCl3 + H2O = [Fe3(OH)2(CH3COO)6]Cl + NaCl + CH3COOH =>
8 CH3COONa + 3 FeCl3 + 2 H2O = [Fe3(OH)2(CH3COO)6]Cl + 8 NaCl + 2 CH3COOH
Sb3 + HNO3 = Sb2O5 + NO + H2O =>
2 Sb3 + 10 HNO3 = 3 Sb2O5 + 10 NO + 5 H2O
Al4C3(s) + H2O(l) = Al(OH)3(s) + CH4(g) =>
Al4C3(s) + 12 H2O(l) = 4 Al(OH)3(s) + 3 CH4(g)
Cu(OH)2 = H2O + CuO =>
Cu(OH)2 = H2O + CuO
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Équations équilibrées sur10/19/24
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