| Équations équilibrées la veille | Équations équilibrées le lendemain |
H2 + Cl2 = 2 HCl
CH3CH2OH + MnO4{-} = CH3COOH + Mn2{+} + H2O + OH{-} =>
13 CH3CH2OH + 8 MnO4{-} = 13 CH3COOH + 4 Mn2{+} + 7 H2O + 12 OH{-}
B2H6 + O2 = HBO2 + H2O =>
B2H6 + 3 O2 = 2 HBO2 + 2 H2O
CH3CH2OH + MnO4{-} = CH3COOH + Mn2{+} + H2O + OH{-} =>
13 CH3CH2OH + 8 MnO4{-} = 13 CH3COOH + 4 Mn2{+} + 7 H2O + 12 OH{-}
Ag + S2 = Ag2S =>
4 Ag + S2 = 2 Ag2S
Li2O + H2O = LiOH =>
Li2O + H2O = 2 LiOH
Pb + HNO3 = Pb(NO3)2 + NO + H2O =>
3 Pb + 8 HNO3 = 3 Pb(NO3)2 + 2 NO + 4 H2O
Ca3(PO4)2 + C + SiO2 = CaSiO3 + P + CO =>
Ca3(PO4)2 + 5 C + 3 SiO2 = 3 CaSiO3 + 2 P + 5 CO
NO + O2 = NO2 =>
2 NO + O2 = 2 NO2
C6H8O7 + KOH = K3C6H5O7 + H2O =>
C6H8O7 + 3 KOH = K3C6H5O7 + 3 H2O
NaCl + Pb(NO3)2 = NaNO3 + PbCl2(s) =>
2 NaCl + Pb(NO3)2 = 2 NaNO3 + PbCl2(s)
H2O2 + I2 = HIO3 + H2O =>
5 H2O2 + I2 = 2 HIO3 + 4 H2O
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
H2CO3 = H2O + CO2 =>
H2CO3 = H2O + CO2
MnO4 + W = Mn + WO2 =>
MnO4 + 2 W = Mn + 2 WO2
H3PO4 + NH3 = ((NH4)3PO4) =>
H3PO4 + 3 NH3 = ((NH4)3PO4)
NaHCO3 + H2SO4 = Na2SO4 + H2O + CO2 =>
2 NaHCO3 + H2SO4 = Na2SO4 + 2 H2O + 2 CO2
NaBr + MnO2 + H2SO4 = MnSO4 + Na2SO4 + Br2 + H2O =>
2 NaBr + MnO2 + 2 H2SO4 = MnSO4 + Na2SO4 + Br2 + 2 H2O
(NH4)2SO4 = NH3 + SO2 + N2 + H2O =>
3(NH4)2SO4 = 4 NH3 + 3 SO2 + N2 + 6 H2O
P2O5 + H2O = H3PO4 =>
P2O5 + 3 H2O = 2 H3PO4
NaHCO3 = Na2O + H2O + CO2 =>
2 NaHCO3 = Na2O + H2O + 2 CO2
K2 + I = KI =>
K2 + 2 I = 2 KI
Cu(OH)2 = CuO + H2O =>
Cu(OH)2 = CuO + H2O
HgO = Hg + O2 =>
2 HgO = 2 Hg + O2
HCl + NAOH = NACl + H2O =>
HCl + NAOH = NACl + H2O
FeCl3(aq) + NaOH(aq) = Fe(OH)3(s) + NaCl(aq) =>
FeCl3(aq) + 3 NaOH(aq) = Fe(OH)3(s) + 3 NaCl(aq)
Ba(OH)2 + HBr = BaBr2 + H2O =>
Ba(OH)2 + 2 HBr = BaBr2 + 2 H2O
K + Br2 = KBr =>
2 K + Br2 = 2 KBr
Fe2O3 + H2O = Fe(OH)3 =>
Fe2O3 + 3 H2O = 2 Fe(OH)3
CH3COOH + NaHCO3 = CO2 + H2O + CH3COONa =>
CH3COOH + NaHCO3 = CO2 + H2O + CH3COONa
KClO3 = KCl + O2 =>
2 KClO3 = 2 KCl + 3 O2
H2O + AgI = HI + Ag2O =>
H2O + 2 AgI = 2 HI + Ag2O
H2S(aq) + NiSO4(aq) = HSO4(aq) + Ni2S(s) =>
H2S(aq) + 2 NiSO4(aq) = 2 HSO4(aq) + Ni2S(s)
(NH4)2CrO7 = N2 + CrO3 + H2O =>
(NH4)2CrO7 = N2 + CrO3 + 4 H2O
C6H5CH3COOH + KMnO4 + H2SO4 = C6H5COOH + K2SO4 + MnSO4 + H2O =>
70 C6H5CH3COOH + 38 KMnO4 + 57 H2SO4 = 80 C6H5COOH + 19 K2SO4 + 38 MnSO4 + 132 H2O
Na + I = NaI =>
Na + I = NaI
H2S(aq) + NiSO4(aq) = HSO4(aq) + Ni2S(s) =>
H2S(aq) + 2 NiSO4(aq) = 2 HSO4(aq) + Ni2S(s)
Cu{2+}(aq) + Mg(s) = Cu(s) + Mg{2}(aq) =>
Cu{2+}(aq) + Mg(s) = Cu(s) + Mg{2}(aq)
(NH4)2Cr2O7 = N2 + Cr2O3 + H2O =>
(NH4)2Cr2O7 = N2 + Cr2O3 + 4 H2O
Cu{2+}(aq) + Mg(s) = Cu(s) + Mg{2+}(aq) =>
Cu{2+}(aq) + Mg(s) = Cu(s) + Mg{2+}(aq)
Ag2CrO4 = Ag + CrO4 =>
Ag2CrO4 = 2 Ag + CrO4
SO3 + H2O = H2SO4 =>
SO3 + H2O = H2SO4
NaCl + AgNO3 = NaNO3 + AgCl =>
NaCl + AgNO3 = NaNO3 + AgCl
C6H5CH3CH2 + KMnO4 + H2SO4 = C6H5CH3COOH + K2SO4 + MnSO4 + H2O =>
2 C6H5CH3CH2 + 2 KMnO4 + 3 H2SO4 = 2 C6H5CH3COOH + K2SO4 + 2 MnSO4 + 4 H2O
Fe2O3 + H2 = H2O + Fe =>
Fe2O3 + 3 H2 = 3 H2O + 2 Fe
HIO3 + HI = I2 + H2O =>
HIO3 + 5 HI = 3 I2 + 3 H2O
KClO3 = KCl + O3 =>
KClO3 = KCl + O3
Sb3 + Br = SbBr3 =>
Sb3 + 9 Br = 3 SbBr3
K2CO3 + CA(OH)2 = KOH + CACO3 =>
K2CO3 + CA(OH)2 = 2 KOH + CACO3
Li3N + H2O = LiOH + NH3 =>
Li3N + 3 H2O = 3 LiOH + NH3
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur10/02/16
Équations équilibrées sur11/01/15
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