| Équations équilibrées la veille | Équations équilibrées le lendemain |
MnO4({-}) + 8 H{+} + 5 Fe{2+} = Mn{2+} + 4 H2O + 5 Fe{3+}
Cr2O7{2-} + C2H5OH + H{+} = Cr{3+} + CH3COOH + H2O =>
2 Cr2O7{2-} + 3 C2H5OH + 16 H{+} = 4 Cr{3+} + 3 CH3COOH + 11 H2O
OH{-} + Cl2 + HS{-} = Cl{-} + SO4{-2} + H2O =>
9 OH{-} + 4 Cl2 + HS{-} = 8 Cl{-} + SO4{-2} + 5 H2O
Pb3O4 + HCl = PbCl2 + H2O + Cl2 =>
Pb3O4 + 8 HCl = 3 PbCl2 + 4 H2O + Cl2
Bi2O3 + ClO = BiO3 + Cl =>
Bi2O3 + 3 ClO = 2 BiO3 + 3 Cl
N + O2 = N4O2 =>
4 N + O2 = N4O2
OH{-} + CrO4{-} + SO3{-2} + H2O = Cr(OH)4{-2} + SO4{-2} =>
2 OH{-} + 2 CrO4{-} + 5 SO3{-2} + 3 H2O = 2 Cr(OH)4{-2} + 5 SO4{-2}
PhCH3 + KMnO4 + H2SO4 = PhCOOH + K2SO4 + MnSO4 + H2O =>
5 PhCH3 + 6 KMnO4 + 9 H2SO4 = 5 PhCOOH + 3 K2SO4 + 6 MnSO4 + 14 H2O
Cu + AgNO3 = Cu(NO3)2 + Ag =>
Cu + 2 AgNO3 = Cu(NO3)2 + 2 Ag
H2O + HCl = H2Cl + HO =>
H2O + HCl = H2Cl + HO
Cu + HNO3 = Cu(NO3)2 + NO + H2O =>
3 Cu + 8 HNO3 = 3 Cu(NO3)2 + 2 NO + 4 H2O
Ca(OH)2 + HCl = CaCl2 + H2O =>
Ca(OH)2 + 2 HCl = CaCl2 + 2 H2O
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
P + KIO3 + KOH = K3PO4 + KI + H2O =>
6 P + 5 KIO3 + 18 KOH = 6 K3PO4 + 5 KI + 9 H2O
Cu(s) + O2(g) = CuO(s) =>
2 Cu(s) + O2(g) = 2 CuO(s)
Fe2O3 + H2 = Fe + H2O =>
Fe2O3 + 3 H2 = 2 Fe + 3 H2O
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
NaHCO3 + H2SO4 = Na2SO4 + CO2 + H2O =>
2 NaHCO3 + H2SO4 = Na2SO4 + 2 CO2 + 2 H2O
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
Cr2O3 + Li2SO4 = Cr2(SO4)3 + Li2O =>
Cr2O3 + 3 Li2SO4 = Cr2(SO4)3 + 3 Li2O
CuSO4 + NaOH = Cu(OH)2 + Na2SO4 =>
CuSO4 + 2 NaOH = Cu(OH)2 + Na2SO4
P + Fe = FeP =>
P + Fe = FeP
SbCl3 + KMnO4 + HCl = SbCl5 + MnCl2 + KCl + H2O =>
5 SbCl3 + 2 KMnO4 + 16 HCl = 5 SbCl5 + 2 MnCl2 + 2 KCl + 8 H2O
S(s) + O2(g) = SO2(g) =>
S(s) + O2(g) = SO2(g)
FeCl3 + K2O = FeO + K2Cl3 =>
FeCl3 + K2O = FeO + K2Cl3
P(s) + O2(g) = P2O3(s) =>
4 P(s) + 3 O2(g) = 2 P2O3(s)
Na2CO3 + CaCl2 = CaCO3 + NaCl =>
Na2CO3 + CaCl2 = CaCO3 + 2 NaCl
Na2CO3 + FeCl3 = Fe2(CO3)3 + NaCl =>
3 Na2CO3 + 2 FeCl3 = Fe2(CO3)3 + 6 NaCl
HCl + Ba(OH)2 = BaCl2 + H2O =>
2 HCl + Ba(OH)2 = BaCl2 + 2 H2O
KMnO4 + HCl = KCl + MnCl2 + H2O + Cl2 =>
2 KMnO4 + 16 HCl = 2 KCl + 2 MnCl2 + 8 H2O + 5 Cl2
Cu2O + H2SO4 = CuSO4 + Cu + H2O =>
Cu2O + H2SO4 = CuSO4 + Cu + H2O
Na(s) + O2(g) = Na2O(s) =>
4 Na(s) + O2(g) = 2 Na2O(s)
Cu2O + H2SO4 = CuSO4 + Cu + H2O =>
Cu2O + H2SO4 = CuSO4 + Cu + H2O
K4Fe(CN)6 + KMnO4 + H2SO4 = KHSO4 + Fe2(SO4)3 + MnSO4 + HNO3 + CO2 + H2O =>
10 K4Fe(CN)6 + 122 KMnO4 + 299 H2SO4 = 162 KHSO4 + 5 Fe2(SO4)3 + 122 MnSO4 + 60 HNO3 + 60 CO2 + 188 H2O
CuSO4 + NH4OH = Cu(OH)2 + (NH4)2SO4 =>
CuSO4 + 2 NH4OH = Cu(OH)2 + (NH4)2SO4
Cu(s) + O2(g) = CuO(s) =>
2 Cu(s) + O2(g) = 2 CuO(s)
Cl2 + NaOH = NaCl + NaClO3 + H2O =>
3 Cl2 + 6 NaOH = 5 NaCl + NaClO3 + 3 H2O
CaC2 + H2O = C2H2 + Ca(OH)2 =>
CaC2 + 2 H2O = C2H2 + Ca(OH)2
Cu(s) + O2 = CuO(s) =>
2 Cu(s) + O2 = 2 CuO(s)
CO2 + H2S + H2O = CH2O + H2SO4 =>
2 CO2 + H2S + 2 H2O = 2 CH2O + H2SO4
NaClO + KI + H2SO4 = NaCl + I2 + K2SO4 + H2O =>
NaClO + 2 KI + H2SO4 = NaCl + I2 + K2SO4 + H2O
Fe(NO3)3 + Na2CO3 = NaNO3 + Fe2(CO3)3 =>
2 Fe(NO3)3 + 3 Na2CO3 = 6 NaNO3 + Fe2(CO3)3
KMnO4 + SnCl2 + HCl = MnCl2 + SnCl4 + KCl + H2O =>
2 KMnO4 + 5 SnCl2 + 16 HCl = 2 MnCl2 + 5 SnCl4 + 2 KCl + 8 H2O
Fe(NO3)3 + Na2S = NaNO3 + Fe2S3 =>
2 Fe(NO3)3 + 3 Na2S = 6 NaNO3 + Fe2S3
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
Fe(NO3)3 + Na2SO4 = NaNO3 + Fe2(SO4)3 =>
2 Fe(NO3)3 + 3 Na2SO4 = 6 NaNO3 + Fe2(SO4)3
Au(NO3)3 + AsH3 + H2O = Au + H3AsO4 + HNO3 =>
8 Au(NO3)3 + 3 AsH3 + 12 H2O = 8 Au + 3 H3AsO4 + 24 HNO3
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
Au(NO3)3 + AsH3 + H2O = Au + H3AsO4 + HNO3 =>
8 Au(NO3)3 + 3 AsH3 + 12 H2O = 8 Au + 3 H3AsO4 + 24 HNO3
Ca(OH)2 + CO2 = CaCO3 + H2O =>
Ca(OH)2 + CO2 = CaCO3 + H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur04/19/10
Équations équilibrées sur05/19/09
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