| Équations équilibrées la veille | Équations équilibrées le lendemain |
K2Co3 + 2 H2O = 2 KOH + 3 Co + 2 H
NiS + H{+} + NO3{-} = Ni{+} + S8 + NO + H2O =>
24 NiS + 32 H{+} + 8 NO3{-} = 24 Ni{+} + 3 S8 + 8 NO + 16 H2O
NaOH + Br2 + MnSO4 = NaMnO4 + NaBr + Na2SO4 + H2O =>
16 NaOH + 5 Br2 + 2 MnSO4 = 2 NaMnO4 + 10 NaBr + 2 Na2SO4 + 8 H2O
NaHCO3 = Na2CO3 + CO2 + H2O =>
2 NaHCO3 = Na2CO3 + CO2 + H2O
KH(IO3)2 + KI + HCl = KCl + H2O + I2 =>
KH(IO3)2 + 10 KI + 11 HCl = 11 KCl + 6 H2O + 6 I2
SO2 + NaOH = Na3HSO4 + H2O =>
SO2 + 3 NaOH = Na3HSO4 + H2O
CoSO4 = CoS + O2 =>
CoSO4 = CoS + 2 O2
KMnO4 + K2C2O4 + HCl = KCl + CO2 + MnCl2 + H2O =>
2 KMnO4 + 5 K2C2O4 + 16 HCl = 12 KCl + 10 CO2 + 2 MnCl2 + 8 H2O
Li2Cr2O7 + Pb3(PO4)4 = Li3PO4 + Pb2(Cr2O7)4 =>
12 Li2Cr2O7 + 2 Pb3(PO4)4 = 8 Li3PO4 + 3 Pb2(Cr2O7)4
Cu(NO3)2 + Na2CO3 = CuCO3 + NaNO3 =>
Cu(NO3)2 + Na2CO3 = CuCO3 + 2 NaNO3
K + Br = KBr =>
K + Br = KBr
HCl + CaO = CaCl2 + H2O =>
2 HCl + CaO = CaCl2 + H2O
CaBr2 + Cl2 = CaCl + BrCl =>
2 CaBr2 + 3 Cl2 = 2 CaCl + 4 BrCl
C2OH6 + H2O = CH4 + O2 =>
C2OH6 + H2O = 2 CH4 + O2
Li + O2 = Li2O =>
4 Li + O2 = 2 Li2O
N + H = N2H4 =>
2 N + 4 H = N2H4
(MnO4){+} + I{-} + H{+} = (Mn){2+} + IO3{-} + H2O =>
6(MnO4){+} + 7 I{-} + 6 H{+} = 6(Mn){2+} + 7 IO3{-} + 3 H2O
Fe(Cl)3 + Na2S = Fe2S3 + NaCl =>
2 Fe(Cl)3 + 3 Na2S = Fe2S3 + 6 NaCl
CaBr2 + Cl2 = CaCl + BrCl =>
2 CaBr2 + 3 Cl2 = 2 CaCl + 4 BrCl
Fe3O4(aq) + Al(s) = Al2O(aq) + Fe(s) =>
Fe3O4(aq) + 8 Al(s) = 4 Al2O(aq) + 3 Fe(s)
FO + H2O = O2 + HF =>
4 FO + 2 H2O = 3 O2 + 4 HF
HNO3(aq) + K2CO3(s) = CO2(g) + H2O(l) + KNO3(aq) =>
2 HNO3(aq) + K2CO3(s) = CO2(g) + H2O(l) + 2 KNO3(aq)
CH3CH2OH + KMnO4 = CH3CO2H + H2O + MnO2 + KOH =>
3 CH3CH2OH + 4 KMnO4 = 3 CH3CO2H + H2O + 4 MnO2 + 4 KOH
Al + CO = AlO + C =>
Al + CO = AlO + C
Mg + FrNO3 = Mg(NO3)2 + Fr =>
Mg + 2 FrNO3 = Mg(NO3)2 + 2 Fr
Fe + KOH + KNO3 = K2FeO4 + H2O + KNO2 =>
Fe + 2 KOH + 3 KNO3 = K2FeO4 + H2O + 3 KNO2
CaBr2 + Cl2 = CaCl + BrCl =>
2 CaBr2 + 3 Cl2 = 2 CaCl + 4 BrCl
KOBr + HBr = HKOBr + Br =>
KOBr + HBr = HKOBr + Br
KI + H3PO4 = K3PO4 + HI =>
3 KI + H3PO4 = K3PO4 + 3 HI
CaBr2 + Cl2 = CaCl + BrCl =>
2 CaBr2 + 3 Cl2 = 2 CaCl + 4 BrCl
KMnO4 + FeSO4 + H2SO4 = Fe2(SO4)3 + KSO4 + MnSO4 + H2O =>
KMnO4 + 4 FeSO4 + 4 H2SO4 = 2 Fe2(SO4)3 + KSO4 + MnSO4 + 4 H2O
KI + H3PO4 = K3PO4 + HI =>
3 KI + H3PO4 = K3PO4 + 3 HI
KIO3 + KI + H2SO4 = I2 + H2O + K2SO4 =>
KIO3 + 5 KI + 3 H2SO4 = 3 I2 + 3 H2O + 3 K2SO4
Bi3{+} + ClO{-} + OH{-} = BiO3{-} + Cl{-} + H2O =>
Bi3{+} + 7 ClO{-} + 4 OH{-} = 3 BiO3{-} + 7 Cl{-} + 2 H2O
As2O3 + Zn + H2SO4 = AsH3 + ZnSO4 + H2O =>
As2O3 + 6 Zn + 6 H2SO4 = 2 AsH3 + 6 ZnSO4 + 3 H2O
KI + H3PO4 = K3PO4 + HI =>
3 KI + H3PO4 = K3PO4 + 3 HI
CaBr2 + Cl2 = CaCl + BrCl =>
2 CaBr2 + 3 Cl2 = 2 CaCl + 4 BrCl
Al2O3 + C = CO + Al =>
Al2O3 + 3 C = 3 CO + 2 Al
Pb(OH)2 + H2CO3 = Pb(CO3)2 + H2O + H =>
Pb(OH)2 + 2 H2CO3 = Pb(CO3)2 + 2 H2O + 2 H
CoCl2 + Na2C2O4 = CoC2O4 + Na2Cl2 =>
CoCl2 + Na2C2O4 = CoC2O4 + Na2Cl2
MgCO3 + CuNO2 = Cu2CO3 + Mg(NO2)2 =>
MgCO3 + 2 CuNO2 = Cu2CO3 + Mg(NO2)2
(COOH)2 + O2 = CO2 + H2O =>
2(COOH)2 + O2 = 4 CO2 + 2 H2O
H2O + e + ClO3{-} = Cl{-} + OH{-} =>
3 H2O + 6e + ClO3{-} = Cl{-} + 6 OH{-}
NH4 + Br = NH3 + HBr =>
NH4 + Br = NH3 + HBr
Au(NO3)3 + Ag = Au + Ag(NO3) =>
Au(NO3)3 + 3 Ag = Au + 3 Ag(NO3)
Cr{3+} + NH3 + H2O = Cr(OH)3 + NH4{+} =>
Cr{3+} + 3 NH3 + 3 H2O = Cr(OH)3 + 3 NH4{+}
Na2SiO3 + AgNO3 = Ag2SiO3 + NaNO3 =>
Na2SiO3 + 2 AgNO3 = Ag2SiO3 + 2 NaNO3
CuSO4 + H2O = CuH2 + SO5 =>
CuSO4 + H2O = CuH2 + SO5
Ba(Cl)2 + H2SO4 = BaSO4 + H(Cl) =>
Ba(Cl)2 + H2SO4 = BaSO4 + 2 H(Cl)
H2S + SO2 = S + H2O =>
2 H2S + SO2 = 3 S + 2 H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur12/30/23
Équations équilibrées sur01/29/23
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