| Équations équilibrées la veille | Équations équilibrées le lendemain |
4 HCl + 3 K2MnO4 = 2 KMnO4 + MnO2 + 4 KCl + 2 H2O
P4 + I2 + H2O = H3PO3 + HI =>
P4 + 6 I2 + 12 H2O = 4 H3PO3 + 12 HI
Ni(NO3)2 + NH4SCN = NH4 + NO3 + [Ni(SCN)6] =>
Ni(NO3)2 + 6 NH4SCN = 6 NH4 + 2 NO3 + [Ni(SCN)6]
Fe + HNO3 = NO2 + Fe2O3 + H2O =>
2 Fe + 6 HNO3 = 6 NO2 + Fe2O3 + 3 H2O
Fe3O4 + Al = Al2O3 + Fe3 =>
3 Fe3O4 + 8 Al = 4 Al2O3 + 3 Fe3
KCl + I2 + H2O = KI + HClO3 + HI =>
KCl + 3 I2 + 3 H2O = KI + HClO3 + 5 HI
Na(s) + H2SO4(s) = Na2SO4(aq) + H2(g) =>
2 Na(s) + H2SO4(s) = Na2SO4(aq) + H2(g)
AgNO3(aq) + CoCl2(aq) = AgCl + Co(NO3)2 =>
2 AgNO3(aq) + CoCl2(aq) = 2 AgCl + Co(NO3)2
Ba(NO3)2 + (NH4)3PO4 = NH4NO3 + Ba3(PO4)2 =>
3 Ba(NO3)2 + 2(NH4)3PO4 = 6 NH4NO3 + Ba3(PO4)2
N2 + Mg3 = NMg3 =>
N2 + 2 Mg3 = 2 NMg3
Cu[Fe(CN)6] + NH3 = [Cu(NH3)2]Fe(CN)6 =>
Cu[Fe(CN)6] + 2 NH3 = [Cu(NH3)2]Fe(CN)6
C2H6 + O2 = CO2 + H2 =>
C2H6 + 2 O2 = 2 CO2 + 3 H2
KBr + Pb2NO3 = Pb2Br + KNO3 =>
KBr + Pb2NO3 = Pb2Br + KNO3
KOH + H3PO4 = K3PO4 + H2O =>
3 KOH + H3PO4 = K3PO4 + 3 H2O
Li2 + Al2(SO4)3 = Li2(SO4)3 + Al =>
Li2 + Al2(SO4)3 = Li2(SO4)3 + 2 Al
Fe(NO3)3 + K2CrO4 = KNO3 + Fe2(CrO4)3 =>
2 Fe(NO3)3 + 3 K2CrO4 = 6 KNO3 + Fe2(CrO4)3
C3H8 = C2 + H2 =>
2 C3H8 = 3 C2 + 8 H2
K + B2O3 = K2O + B =>
6 K + B2O3 = 3 K2O + 2 B
C4H10 + O2 = H2O + CO2 =>
2 C4H10 + 13 O2 = 10 H2O + 8 CO2
HCIO4 + H2O = H3O + CIO4 =>
HCIO4 + H2O = H3O + CIO4
CaCl + NaSO4 = CaSO4 + NaCl =>
CaCl + NaSO4 = CaSO4 + NaCl
SiCl4 + Na = NaCl + Si =>
SiCl4 + 4 Na = 4 NaCl + Si
As + H2SO4 = As(SO4)3 + H2 =>
As + 3 H2SO4 = As(SO4)3 + 3 H2
BaCl2 + NaCl = BaNa + Cl2 =>
2 BaCl2 + 2 NaCl = 2 BaNa + 3 Cl2
NO2 + H2 = H2O + N2 =>
2 NO2 + 4 H2 = 4 H2O + N2
K2O + HClO4 = K(ClO4) + H2O =>
K2O + 2 HClO4 = 2 K(ClO4) + H2O
FeS + O2 + H2O = Fe(OH)3 + SO4 =>
4 FeS + 11 O2 + 6 H2O = 4 Fe(OH)3 + 4 SO4
NaHCO3(aq) + H2SO4(aq) = Na2SO4(s) + H2O(l) + CO2 =>
2 NaHCO3(aq) + H2SO4(aq) = Na2SO4(s) + 2 H2O(l) + 2 CO2
Al(OH)3 + H2CO3 = Al2(CO3)3 + H2O =>
2 Al(OH)3 + 3 H2CO3 = Al2(CO3)3 + 6 H2O
Na2SO3 = Na2O + SO2 =>
Na2SO3 = Na2O + SO2
KOH + PbSO4 = K2SO4 + PbO + H2O =>
2 KOH + PbSO4 = K2SO4 + PbO + H2O
Re + P = Re3P7 =>
3 Re + 7 P = Re3P7
Fe(OH) + HNO3 = Fe(NO3)3 + NO2 + H2O =>
Fe(OH) + 5 HNO3 = Fe(NO3)3 + 2 NO2 + 3 H2O
Fe + O2 = Fe3O4 =>
3 Fe + 2 O2 = Fe3O4
C6H5CH3CH3 + KMnO4 + H2SO4 = C6H5(COOH)2 + K2SO4 + MnSO4 + H2O =>
5 C6H5CH3CH3 + 12 KMnO4 + 18 H2SO4 = 5 C6H5(COOH)2 + 6 K2SO4 + 12 MnSO4 + 28 H2O
Al2O3 + Na2SO3 = NaAlO2 + SO2 =>
Al2O3 + Na2SO3 = 2 NaAlO2 + SO2
NO3{-} + H{+} + e = N2 + H2O =>
2 NO3{-} + 12 H{+} + 10e = N2 + 6 H2O
C9H9O + O2 = CO2 + H2O =>
4 C9H9O + 43 O2 = 36 CO2 + 18 H2O
OsO4 + KNO2 + KOH = K2OsO4 + KNO3 + H2O =>
OsO4 + KNO2 + 2 KOH = K2OsO4 + KNO3 + H2O
Na2SO3 + N2H6SO4 = Na2SO4 + H2O + SO2 + N2H4 =>
Na2SO3 + N2H6SO4 = Na2SO4 + H2O + SO2 + N2H4
C5H5NH2 + O2 = CO2 + H2O + NH2 =>
4 C5H5NH2 + 25 O2 = 20 CO2 + 10 H2O + 4 NH2
KMnO4 + H2O + Fe(OH)2 = MnO2 + KOH + Fe(OH)3 =>
KMnO4 + 2 H2O + 3 Fe(OH)2 = MnO2 + KOH + 3 Fe(OH)3
BaOH2 + HClO4 = H2O + BaHClO4 =>
BaOH2 + HClO4 = H2O + BaHClO4
Na2(SO4) + Pb(NO3)2 = PbSO4 + NaNO3 =>
Na2(SO4) + Pb(NO3)2 = PbSO4 + 2 NaNO3
CrCr2O7 + AuMnO4 = CrMnO4 + AuCr2O7 =>
CrCr2O7 + AuMnO4 = CrMnO4 + AuCr2O7
K2Cr2O7 + KClO3 + H2SO4 = Cr2(SO4)3 + KClO4 + K2SO4 + H2O =>
K2Cr2O7 + 3 KClO3 + 4 H2SO4 = Cr2(SO4)3 + 3 KClO4 + K2SO4 + 4 H2O
N4 + Li = Li3N =>
N4 + 12 Li = 4 Li3N
K3N + MgBr2 = Mg3N2 + KBr =>
2 K3N + 3 MgBr2 = Mg3N2 + 6 KBr
Fe{2+} + Cr2O7{2+} + H{+} = Fe{3+} + Cr{3+} + H2O =>
10 Fe{2+} + Cr2O7{2+} + 14 H{+} = 10 Fe{3+} + 2 Cr{3+} + 7 H2O
(NH4)2CO3 + Cu(C2H3O2)2 = CH3COONH4 + CuCO3 =>
(NH4)2CO3 + Cu(C2H3O2)2 = 2 CH3COONH4 + CuCO3
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur03/30/24
Équations équilibrées sur04/29/23
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