| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 FeCl3 + Na2S + H2SO4 = 2 FeCl2 + 2 HCl + S + Na2SO4
H{+} + Fe = Fe{7+} + H2 =>
14 H{+} + 2 Fe = 2 Fe{7+} + 7 H2
NH4I + Pb(CH3COO)2 = PbI2 + NH4CH3CO2 =>
2 NH4I + Pb(CH3COO)2 = PbI2 + 2 NH4CH3CO2
HI(g) = H2(g) + I2(g) =>
2 HI(g) = H2(g) + I2(g)
Br + Na2I = NaBr + I2 =>
4 Br + 2 Na2I = 4 NaBr + I2
FeTiO3 + C + Cl2 = FeCl3TiCl4 + CO2 =>
2 FeTiO3 + 3 C + 7 Cl2 = 2 FeCl3TiCl4 + 3 CO2
As + HNO3 + H2O = H3AsO4 + N2O =>
8 As + 10 HNO3 + 7 H2O = 8 H3AsO4 + 5 N2O
Na(s) + O2(g) = Na2O2(s) =>
2 Na(s) + O2(g) = Na2O2(s)
CH3NH2 + HCl = CH4 + NH2Cl =>
CH3NH2 + HCl = CH4 + NH2Cl
HNO3 + Mn(NO3)2 = MnNO3 + H(NO3)2 =>
HNO3 + Mn(NO3)2 = MnNO3 + H(NO3)2
P + H2O2 = P2O5 + H2O =>
2 P + 5 H2O2 = P2O5 + 5 H2O
Ca(OH)2 + H2S = (CaOH)2S + H2O =>
2 Ca(OH)2 + H2S = (CaOH)2S + 2 H2O
(NH4)2 + CrO4 + Cr(NO3)3 = NH4NO3 + Cr2(CrO4)3 =>
3(NH4)2 + 3 CrO4 + 2 Cr(NO3)3 = 6 NH4NO3 + Cr2(CrO4)3
Cl2(g) + Br{-}(aq) = Cl{-}(aq) + Br2(l) =>
Cl2(g) + 2 Br{-}(aq) = 2 Cl{-}(aq) + Br2(l)
MgO + K2O = MgO2 + K =>
MgO + K2O = MgO2 + 2 K
Na(s) + O2(g) = Na2O2(s) =>
2 Na(s) + O2(g) = Na2O2(s)
Na(s) + O2(g) = Na2O =>
4 Na(s) + O2(g) = 2 Na2O
(NH4)2HPO4 + NaNO2 = N2 + H2O + Na2HPO4 =>
(NH4)2HPO4 + 2 NaNO2 = 2 N2 + 4 H2O + Na2HPO4
Cr2O7 + C6H8O6 = C6H8O7 + Cr =>
Cr2O7 + 7 C6H8O6 = 7 C6H8O7 + 2 Cr
(R)CHO + CuSO4 + NaOH = (R)COONa + Cu2O + Na2SO4 + H2O =>
(R)CHO + 2 CuSO4 + 5 NaOH = (R)COONa + Cu2O + 2 Na2SO4 + 3 H2O
BH4{-} + H{+} + H2O = H3BO3 + H2 =>
BH4{-} + H{+} + 3 H2O = H3BO3 + 4 H2
ZnCO3 = Zn{2+} + CO3{2-} =>
ZnCO3 = Zn{2+} + CO3{2-}
Li2SO4 + Pb(NO3)2 = LiNO3 + PbSO4 =>
Li2SO4 + Pb(NO3)2 = 2 LiNO3 + PbSO4
SO2KOH = KHSO3 =>
SO2KOH = KHSO3
NaHCO3(heat) = NaH + CO + O2 =>
NaHCO3(heat) = NaH + CO + O2
HBr + KHCO3 = H2O + KBr + CO2 =>
HBr + KHCO3 = H2O + KBr + CO2
NiBr3 + Zn = ZnBr2 + Ni =>
2 NiBr3 + 3 Zn = 3 ZnBr2 + 2 Ni
KMnO4 + H2SO4 = K2SO4 + MnSO4 + H2O + O2 =>
4 KMnO4 + 6 H2SO4 = 2 K2SO4 + 4 MnSO4 + 6 H2O + 5 O2
C6*H14 + O2 = CO2 + H2O =>
2 C6*H14 + 19 O2 = 12 CO2 + 14 H2O
CH3CH2CCH(g) + Br2(l) = CH3CH2CBr2CHBr2(l) =>
CH3CH2CCH(g) + 2 Br2(l) = CH3CH2CBr2CHBr2(l)
H + C + N = HCN =>
H + C + N = HCN
C6H12O + H2SO4 = C6H13O + HSO4 =>
C6H12O + H2SO4 = C6H13O + HSO4
CuCo3 + O = CuO2 + Co2 =>
2 CuCo3 + 4 O = 2 CuO2 + 3 Co2
Br + Na2I = NaBr + I2 =>
4 Br + 2 Na2I = 4 NaBr + I2
CaO(s) + H2O(l) = Ca(OH)2 =>
CaO(s) + H2O(l) = Ca(OH)2
HNO3 + Ba(OH)2 = Ba(NO3)2 + H2O =>
2 HNO3 + Ba(OH)2 = Ba(NO3)2 + 2 H2O
Br + Na2I = NaBr + I2 =>
4 Br + 2 Na2I = 4 NaBr + I2
CoCl2 + K2CO3 = CoCO3 + KCl =>
CoCl2 + K2CO3 = CoCO3 + 2 KCl
NaCl + H2SO3 = NaHSO3 + HCl =>
NaCl + H2SO3 = NaHSO3 + HCl
NaBr + ClO = NaO + ClBr =>
NaBr + ClO = NaO + ClBr
Cr(s) + S8(s) = Cr2S3(s) =>
16 Cr(s) + 3 S8(s) = 8 Cr2S3(s)
CaC2 + N2 = CaCN2 + C =>
CaC2 + N2 = CaCN2 + C
Fe(s) + O2(g) = Fe2O3(s) =>
4 Fe(s) + 3 O2(g) = 2 Fe2O3(s)
CrO3 + Si = Cr + SiO2 =>
2 CrO3 + 3 Si = 2 Cr + 3 SiO2
KNO3 + Pb = Pb(NO3)2 + K =>
2 KNO3 + Pb = Pb(NO3)2 + 2 K
K(s) + O2(g) = K2O(s) =>
4 K(s) + O2(g) = 2 K2O(s)
NaOH + HKO3 = NaKO3 + H2O =>
NaOH + HKO3 = NaKO3 + H2O
C2H4NSCl + O2 = CO2 + H2O + SO2 + HCl + NO2 =>
4 C2H4NSCl + 19 O2 = 8 CO2 + 6 H2O + 4 SO2 + 4 HCl + 4 NO2
Fe2 + CuSO4 = Fe2SO4 + Cu2 =>
2 Fe2 + 2 CuSO4 = 2 Fe2SO4 + Cu2
BaOH + HSO4 = H2O + BaSO4 =>
BaOH + HSO4 = H2O + BaSO4
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur01/08/25
Équations équilibrées sur02/07/24
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