| Équations équilibrées la veille | Équations équilibrées le lendemain |
MnO2 + 4 HCl = 2 H2O + MnCl2 + Cl2
BaCl + Fe(NO3)3 = FeBaCl + NO3 =>
BaCl + Fe(NO3)3 = FeBaCl + 3 NO3
NO + O2 = NO2 =>
2 NO + O2 = 2 NO2
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
Cr2O7{-2} + H{+} + {-} = Cr{+3} + H2O =>
Cr2O7{-2} + 14 H{+} + 6e = 2 Cr{+3} + 7 H2O
CrH3 + H2S = CrS + H5 =>
CrH3 + H2S = CrS + H5
Ca(OH)2 + CH3CO2 = CaCO2 + CH5O2 =>
Ca(OH)2 + CH3CO2 = CaCO2 + CH5O2
Ca(OH)2 + CH3CO2 = CaCO2 + COOH5 =>
Ca(OH)2 + CH3CO2 = CaCO2 + COOH5
S(s) + Pb(s) = PbS =>
S(s) + Pb(s) = PbS
KBr + Cl2 = KCl + Br2 =>
2 KBr + Cl2 = 2 KCl + Br2
KH + HBr = KBr + H2 =>
KH + HBr = KBr + H2
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
Pb(OH)2 + HCl = H2O + PbCl2 =>
Pb(OH)2 + 2 HCl = 2 H2O + PbCl2
Ca + H2O = Ca(OH)2 + H2 =>
Ca + 2 H2O = Ca(OH)2 + H2
CaCO3 + H2SO4 = CaSO4 + H2O + CO2 =>
CaCO3 + H2SO4 = CaSO4 + H2O + CO2
Sn{2+} + H{+} + Cr2O7{2-} = Cr{3+} + H2O + Sn{4+} =>
3 Sn{2+} + 14 H{+} + Cr2O7{2-} = 2 Cr{3+} + 7 H2O + 3 Sn{4+}
H2 + N2 = NH3 =>
3 H2 + N2 = 2 NH3
MnO4{-} + SO3{2-} + H{+} = Mn{2+} + SO4{2-} + H2O =>
2 MnO4{-} + 5 SO3{2-} + 6 H{+} = 2 Mn{2+} + 5 SO4{2-} + 3 H2O
(NH4)2SO4 + KOH = K2SO4 + NH3 + H2O =>
(NH4)2SO4 + 2 KOH = K2SO4 + 2 NH3 + 2 H2O
Al + O2 = Al2O3 =>
4 Al + 3 O2 = 2 Al2O3
C8H10 + O2 = C02 + H2O =>
2 C8H10 + 5 O2 = 8 C02 + 10 H2O
H2S + O2 = SO2 + H2O =>
2 H2S + 3 O2 = 2 SO2 + 2 H2O
NH4ClO4 = N2 + Cl2 + O2 + H2O =>
2 NH4ClO4 = N2 + Cl2 + 2 O2 + 4 H2O
HNCO(l) = C3N3(NH2)3(l) + CO2(g) =>
6 HNCO(l) = C3N3(NH2)3(l) + 3 CO2(g)
KO2 + CO2 = K2CO3 + O2 =>
4 KO2 + 2 CO2 = 2 K2CO3 + 3 O2
NH4I + Pb(NO3)2 = NH3I + HPb(NO3)2 =>
NH4I + Pb(NO3)2 = NH3I + HPb(NO3)2
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
KH + Cl2 = KCl + H2 =>
2 KH + Cl2 = 2 KCl + H2
Pb3O4 = PbO + O2 =>
2 Pb3O4 = 6 PbO + O2
AlBr3 + K2SO4 = KBr + Al2(SO4)3 =>
2 AlBr3 + 3 K2SO4 = 6 KBr + Al2(SO4)3
MgNH4PO4 = Mg2P2O7 + NH3 + H2O =>
2 MgNH4PO4 = Mg2P2O7 + 2 NH3 + H2O
Ba2 + H2O = Ba(OH)2 + H2 =>
Ba2 + 4 H2O = 2 Ba(OH)2 + 2 H2
MnO2(s) + HCl(aq) = MnCl2(aq) + Cl2(g) + H2O(l) =>
MnO2(s) + 4 HCl(aq) = MnCl2(aq) + Cl2(g) + 2 H2O(l)
BrF3 = Br + F =>
BrF3 = Br + 3 F
Ca(OH)2 + H3PO4 = H2O + Ca3(PO4)2 =>
3 Ca(OH)2 + 2 H3PO4 = 6 H2O + Ca3(PO4)2
K + HCl = KCl + H2 =>
2 K + 2 HCl = 2 KCl + H2
K + HCl = KCl + H =>
K + HCl = KCl + H
CH3CH2OH + O2 = H2O + CH3COOH =>
CH3CH2OH + O2 = H2O + CH3COOH
Pb(NO3)2 + K2S = PbS + KNO3 =>
Pb(NO3)2 + K2S = PbS + 2 KNO3
Ba2 + H2O = Ba(OH)2 + H2 =>
Ba2 + 4 H2O = 2 Ba(OH)2 + 2 H2
CO2 + H2O = C6H12O6 + O2 =>
6 CO2 + 6 H2O = C6H12O6 + 6 O2
S8 + O2 = SO3 =>
S8 + 12 O2 = 8 SO3
NaCl + H2O = NaOH + HCl =>
NaCl + H2O = NaOH + HCl
MnO2 + HCl = MnCl2 + H2O + Cl2 =>
MnO2 + 4 HCl = MnCl2 + 2 H2O + Cl2
H2O + NH3 + ZnNO3 = Zn(OH)2 + (NH4)2NO3 =>
2 H2O + 2 NH3 + ZnNO3 = Zn(OH)2 + (NH4)2NO3
NH3 + KClO = N2 + KCl + H2O =>
2 NH3 + 3 KClO = N2 + 3 KCl + 3 H2O
H2O2 = H + O =>
H2O2 = 2 H + 2 O
CaCO3(s) + HCl(aq) = H2O(l) + CO2(g) + CaCl2(aq) =>
CaCO3(s) + 2 HCl(aq) = H2O(l) + CO2(g) + CaCl2(aq)
Ca(OH)2 + CH3CO2 = CaCO3 + CH2O =>
Ca(OH)2 + 4 CH3CO2 = CaCO3 + 7 CH2O
C8H18 + O2 = CO2 + H2O =>
2 C8H18 + 25 O2 = 16 CO2 + 18 H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur09/06/14
Équations équilibrées sur10/06/13
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