| Équations équilibrées la veille | Équations équilibrées le lendemain |
NaBH4 + 4 H2O = NaB(OH)4 + 4 H2
I{-} + ClO{-} = IO3{-} + Cl{-} =>
I{-} + 3 ClO{-} = IO3{-} + 3 Cl{-}
Cu + HNO3 = Cu(NO3)2 + NO + H2O =>
3 Cu + 8 HNO3 = 3 Cu(NO3)2 + 2 NO + 4 H2O
Cl2 + NaI = NaCl + I2 =>
Cl2 + 2 NaI = 2 NaCl + I2
Co + HNO3 = Co(NO3)3 + NO + H2O =>
Co + 4 HNO3 = Co(NO3)3 + NO + 2 H2O
NaHCO3 + HCl = NaCl + H2O + CO2 =>
NaHCO3 + HCl = NaCl + H2O + CO2
NaBH4 + H2O = NaOH + H3BO3 + H2 =>
NaBH4 + 4 H2O = NaOH + H3BO3 + 4 H2
CH3CCH3 + KMnO4 + H2SO4 = CH3COOH + MnSO4 + K2SO4 + H2O =>
10 CH3CCH3 + 12 KMnO4 + 18 H2SO4 = 15 CH3COOH + 12 MnSO4 + 6 K2SO4 + 18 H2O
NaBH4 + H2O = NaOH + H3BO3 + H2 =>
NaBH4 + 4 H2O = NaOH + H3BO3 + 4 H2
H2SO4 + Pb(OH)4 = Pb(SO4)2 + H2O =>
2 H2SO4 + Pb(OH)4 = Pb(SO4)2 + 4 H2O
Mg + O2 = MgO =>
2 Mg + O2 = 2 MgO
K2CO3 + CuSO4 = K2SO4 + CuCO3 =>
K2CO3 + CuSO4 = K2SO4 + CuCO3
Fe + AgNO3 = Fe(NO3)2 + Ag =>
Fe + 2 AgNO3 = Fe(NO3)2 + 2 Ag
KNO3 + H2 = HNO3 + K =>
2 KNO3 + H2 = 2 HNO3 + 2 K
Dy + Cl2 = DyCl3 =>
2 Dy + 3 Cl2 = 2 DyCl3
C4O2H = C + CO2 + H2O =>
4 C4O2H = 13 C + 3 CO2 + 2 H2O
Al + HNO3 = Al(NO3)3 + NO + H2O =>
Al + 4 HNO3 = Al(NO3)3 + NO + 2 H2O
Hg(NO3)2 + NaBr = HgBr2 + Na(NO3) =>
Hg(NO3)2 + 2 NaBr = HgBr2 + 2 Na(NO3)
Na2SiO3 + FeSO4 = FeSiO3 + Na2SO4 =>
Na2SiO3 + FeSO4 = FeSiO3 + Na2SO4
NaBH4 + H2O = NaB(OH)4 + H2 =>
NaBH4 + 4 H2O = NaB(OH)4 + 4 H2
Pb(NO3)2 + Na2SO3 = Pb(SO3) + Na(NO3) =>
Pb(NO3)2 + Na2SO3 = Pb(SO3) + 2 Na(NO3)
NaBH4 + H2O = NaB(OH)4 + H2 =>
NaBH4 + 4 H2O = NaB(OH)4 + 4 H2
Cu2O + C = Cu + CO2 =>
2 Cu2O + C = 4 Cu + CO2
CCl4 + H2 = CH4 + HCl =>
CCl4 + 4 H2 = CH4 + 4 HCl
CaO + HCl = CaCl2 + H2O =>
CaO + 2 HCl = CaCl2 + H2O
NaBH4 + H2O = NaB(OH)4 + H2 =>
NaBH4 + 4 H2O = NaB(OH)4 + 4 H2
K + B2O3 = K2O + B =>
6 K + B2O3 = 3 K2O + 2 B
Li + N2 = Li3N =>
6 Li + N2 = 2 Li3N
NiSO4 + H2O = NiSO4*7H2O =>
NiSO4 + 7 H2O = NiSO4*7H2O
Fe2O3 + NaNO3 + H2N4 + H2O = FeNa + HNO3 =>
11 Fe2O3 + 22 NaNO3 + 4 H2N4 + 15 H2O = 22 FeNa + 38 HNO3
Al2O3 + C = Al + CO2 =>
2 Al2O3 + 3 C = 4 Al + 3 CO2
KClO3 = KCl + O2 =>
2 KClO3 = 2 KCl + 3 O2
KClO + HI = KI + HClO =>
KClO + HI = KI + HClO
NH4Cl + H2 = HCl + NH4 =>
2 NH4Cl + H2 = 2 HCl + 2 NH4
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
NaHCO3 + HCl = NaCl + H2CO3 =>
NaHCO3 + HCl = NaCl + H2CO3
As2O + HNO3 + H2O = H3AsO4 + NO =>
3 As2O + 8 HNO3 + 5 H2O = 6 H3AsO4 + 8 NO
AsO4{-3} + Zn + H{+} = Zn{+2} + H2O + AsH3 =>
AsO4{-3} + 4 Zn + 11 H{+} = 4 Zn{+2} + 4 H2O + AsH3
O2(g) = O3(g) =>
3 O2(g) = 2 O3(g)
Cl(aq) + Hg(aq) = HgCl(s) =>
Cl(aq) + Hg(aq) = HgCl(s)
HC5(CO2H)5 = HC5H5 + CO2 =>
HC5(CO2H)5 = HC5H5 + 5 CO2
HOCl + KOH = KCl + KClO3 + H2O =>
3 HOCl + 3 KOH = 2 KCl + KClO3 + 3 H2O
Mg + O2 = MgO =>
2 Mg + O2 = 2 MgO
CH3CCH2CH3 + Na = CH3CCNa + H2 =>
3 CH3CCH2CH3 + 4 Na = 4 CH3CCNa + 6 H2
K2SiO3 + HNO3 = H2SiO3 + KNO3 =>
K2SiO3 + 2 HNO3 = H2SiO3 + 2 KNO3
S2O8{2-} + Cr{-3} + H2O = Cr2O7{2-} + SO4{2-} + H{+} =>
9 S2O8{2-} + 2 Cr{-3} + 7 H2O = Cr2O7{2-} + 18 SO4{2-} + 14 H{+}
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
C + Ca5 = C2Ca5 =>
2 C + Ca5 = C2Ca5
H2S + O2 = H2SO4 =>
H2S + 2 O2 = H2SO4
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur01/11/25
Équations équilibrées sur02/10/24
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