| Équations équilibrées la veille | Équations équilibrées le lendemain |
6 HCl + 6 Zn + Mn6 + 6 Na = 6 HZn + 6 MnNaCl
CH3CH2CH2CH2CH2OH + K2Cr2O7 + H2SO4 = Cr2(SO4)3 + K2SO2 + CH3CH2CH2CH2CHO + H2O =>
5 CH3CH2CH2CH2CH2OH + K2Cr2O7 + 4 H2SO4 = Cr2(SO4)3 + K2SO2 + 5 CH3CH2CH2CH2CHO + 9 H2O
Cu2S + HNO3 = CuSO4 + Cu(NO3)2 + NO + H2O =>
3 Cu2S + 16 HNO3 = 3 CuSO4 + 3 Cu(NO3)2 + 10 NO + 8 H2O
Fe + NH3 = Fe(NH3)3 =>
Fe + 3 NH3 = Fe(NH3)3
Pb + H2O + O2 = Pb(OH)2 =>
2 Pb + 2 H2O + O2 = 2 Pb(OH)2
NaHS + FeCl3 + H2O = H2S + Fe(OH)3 + NaCl =>
3 NaHS + FeCl3 + 3 H2O = 3 H2S + Fe(OH)3 + 3 NaCl
KCo3CaNo3 = KNo3CaCo3 =>
KCo3CaNo3 = KNo3CaCo3
C3H5N3O9 = CO2 + H2O + N2 + O2 =>
4 C3H5N3O9 = 12 CO2 + 10 H2O + 6 N2 + O2
C4H9OMgBr + K2Cr2O7 + H2SO4 = C4H8O2 + Cr2(SO4)3 + K2SO4 + H2O + MgOHBr =>
3 C4H9OMgBr + 2 K2Cr2O7 + 8 H2SO4 = 3 C4H8O2 + 2 Cr2(SO4)3 + 2 K2SO4 + 8 H2O + 3 MgOHBr
Pb + Cu(NO3)2 = Pb(NO3)2 + Cu =>
Pb + Cu(NO3)2 = Pb(NO3)2 + Cu
Pb + H3PO4 = H2 + Pb3(PO4)2 =>
3 Pb + 2 H3PO4 = 3 H2 + Pb3(PO4)2
NaCl(aq) + CuSO4(aq) = Na2SO4(aq) + CuCl2(s) =>
2 NaCl(aq) + CuSO4(aq) = Na2SO4(aq) + CuCl2(s)
Fe + CuNO3 = Cu + Fe(NO3)2 =>
Fe + 2 CuNO3 = 2 Cu + Fe(NO3)2
BaS + Zn(OH)2 = ZnS + Ba(OH)2 =>
BaS + Zn(OH)2 = ZnS + Ba(OH)2
Mg + K = MgK2 =>
Mg + 2 K = MgK2
In + Cr + O2 = In2(Cr2O7)3 =>
4 In + 12 Cr + 21 O2 = 2 In2(Cr2O7)3
K3P(aq) + Al(NO3)3(aq) = KNO3(aq) + AlP(s) =>
K3P(aq) + Al(NO3)3(aq) = 3 KNO3(aq) + AlP(s)
KOH + Ca2CO3 = CaOH + K2CO3 =>
2 KOH + Ca2CO3 = 2 CaOH + K2CO3
As2Se3 + NO3{-} + CO3{2-} = SeO4{2-} + NO2{-} + CO2 + AsO4{3-} =>
As2Se3 + 14 NO3{-} + 6 CO3{2-} = 3 SeO4{2-} + 14 NO2{-} + 6 CO2 + 2 AsO4{3-}
InCl3 + AgNO3 = In(NO3)3 + AgCl =>
InCl3 + 3 AgNO3 = In(NO3)3 + 3 AgCl
K + Cl2 = KCl =>
2 K + Cl2 = 2 KCl
HCl + CaCO3 = CaCl2 + H2O + CO2 =>
2 HCl + CaCO3 = CaCl2 + H2O + CO2
NaCl + CaCl2 = NaCl2 + CaCl =>
NaCl + CaCl2 = NaCl2 + CaCl
CaO + Li2Se = CaSe + Li2O =>
CaO + Li2Se = CaSe + Li2O
Cr(OH)3 + IO3 = CrO4 + I + H2O =>
6 Cr(OH)3 + 5 IO3 = 6 CrO4 + 5 I + 9 H2O
C8H10 + H2O = CO2 + CH4 =>
4 C8H10 + 22 H2O = 11 CO2 + 21 CH4
Al(k) + HCl(aq) = AlCl2(aq) + H2(d) =>
Al(k) + 2 HCl(aq) = AlCl2(aq) + H2(d)
AgCl + NaOH = AgOH + NaCl =>
AgCl + NaOH = AgOH + NaCl
CH6 + N2O3 = CH6N2O3 =>
CH6 + N2O3 = CH6N2O3
S203 + OCl = Cl + SO4 =>
S203 + 812 OCl = 812 Cl + 203 SO4
(CH3COO)2Mg + NaHSO4 = CH3COOH + MgNa2 + SO4 =>
(CH3COO)2Mg + 2 NaHSO4 = 2 CH3COOH + MgNa2 + 2 SO4
HCl + Br2 = ClBr + H2 =>
2 HCl + Br2 = 2 ClBr + H2
AgNO3 + CO2 = Ag2CO3 + NO2 + O2 =>
4 AgNO3 + 2 CO2 = 2 Ag2CO3 + 4 NO2 + O2
C2H5OH + O2 = CO2 + H2O =>
C2H5OH + 3 O2 = 2 CO2 + 3 H2O
FeO3 + CO = CO2 + Fe =>
FeO3 + 3 CO = 3 CO2 + Fe
C6H4(NO2)COOH + Fe + HCl = C6H4(NH2)COOH + FeCl2 + H2O =>
C6H4(NO2)COOH + 3 Fe + 6 HCl = C6H4(NH2)COOH + 3 FeCl2 + 2 H2O
ClO3 + H3O = Cl + H2O =>
ClO3 + 6 H3O = Cl + 9 H2O
Ba(OH)2 + NH4Cl = NH3 + H2O + BaCl2 =>
Ba(OH)2 + 2 NH4Cl = 2 NH3 + 2 H2O + BaCl2
HCl + CaCO3 = H2O + CO2 + CaCl2 =>
2 HCl + CaCO3 = H2O + CO2 + CaCl2
Cl2(g) + H2O(l) = HCl(ag) + HClO(aq) =>
Cl2(g) + H2O(l) = HCl(ag) + HClO(aq)
C6H3N3O7 = C + CO + N2 + H2O =>
2 C6H3N3O7 = C + 11 CO + 3 N2 + 3 H2O
K2CO3(aq) + Ba(NO3)(aq) = K2(NO3)(aq) + BaCO3(aw) =>
K2CO3(aq) + Ba(NO3)(aq) = K2(NO3)(aq) + BaCO3(aw)
NO + H2O = NH4NO3 + O2 =>
4 NO + 4 H2O = 2 NH4NO3 + O2
LiPO4 + NaOH = LiOH + NaPO4 =>
LiPO4 + NaOH = LiOH + NaPO4
HCl + CaCO3 = CaCl2 + H2O + CO2 =>
2 HCl + CaCO3 = CaCl2 + H2O + CO2
HClO3 + KI + HCl = KCl + I2 + H2OHCl =>
HClO3 + 6 KI + 8 HCl = 6 KCl + 3 I2 + 3 H2OHCl
AgNO3 + PbSO4 = Ag2SO4 + Pb(NO3)2 =>
2 AgNO3 + PbSO4 = Ag2SO4 + Pb(NO3)2
KlO3 = KlO2 + O2 =>
2 KlO3 = 2 KlO2 + O2
Cu + FeO = CuO + Fe =>
Cu + FeO = CuO + Fe
AlCl3 + LiF = AlF3 + LiCl =>
AlCl3 + 3 LiF = AlF3 + 3 LiCl
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Équations équilibrées sur12/10/24
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