| Équations équilibrées la veille | Équations équilibrées le lendemain |
O3 = O + O2
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
Cr2O7{2-} + H{+} + C2O4{2-} = Cr{3+} + CO2 + H2O =>
Cr2O7{2-} + 14 H{+} + 3 C2O4{2-} = 2 Cr{3+} + 6 CO2 + 7 H2O
C6H6 + O2 = OH6 + C6 =>
2 C6H6 + O2 = 2 OH6 + 2 C6
K + H2SO4 = K2SO4 + S + H2O =>
6 K + 4 H2SO4 = 3 K2SO4 + S + 4 H2O
C2H2 + O2 = CO2 + H2O =>
2 C2H2 + 5 O2 = 4 CO2 + 2 H2O
NaClO2 + MnO2 + NaOH = NaCl + Na2MnO4 + H2O =>
NaClO2 + 2 MnO2 + 4 NaOH = NaCl + 2 Na2MnO4 + 2 H2O
C3H6 + HBr2 = C3H5Br + H3Br =>
5 C3H6 + 4 HBr2 = 5 C3H5Br + 3 H3Br
Fe2O3 + CO = Fe + CO2 =>
Fe2O3 + 3 CO = 2 Fe + 3 CO2
Cu + NH3(OH) = Cu(OH)2 + NH3 =>
Cu + 2 NH3(OH) = Cu(OH)2 + 2 NH3
Pb(OH)2 + HCl = H2O + PbCl2 =>
Pb(OH)2 + 2 HCl = 2 H2O + PbCl2
MgS + O2 = SO2 + Mg =>
MgS + O2 = SO2 + Mg
Pb + CuF2 = PbF2 + Cu =>
Pb + CuF2 = PbF2 + Cu
NaHCO3 + HCH3COO = NaHCH3COO + CO2 + H2O =>
8 NaHCO3 + 9 HCH3COO = 8 NaHCH3COO + 10 CO2 + 6 H2O
Fe + H2CO3 = Fe2(CO3)3 + H2 =>
2 Fe + 3 H2CO3 = Fe2(CO3)3 + 3 H2
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
[Cr(OH)4] + OH = CrO4 + H2O =>
[Cr(OH)4] + 4 OH = CrO4 + 4 H2O
Al + HBr = AlBr3 + H2 =>
2 Al + 6 HBr = 2 AlBr3 + 3 H2
C13H28 + H2O = CO + H2 =>
C13H28 + 13 H2O = 13 CO + 27 H2
Mo + H2SO4 = H2MoO4 + SO2 + H2O =>
Mo + 3 H2SO4 = H2MoO4 + 3 SO2 + 2 H2O
Al(OH)3 + NaHCO3 = NaOH + Al(HCO3)3 =>
Al(OH)3 + 3 NaHCO3 = 3 NaOH + Al(HCO3)3
CrO42{-} + S2{-} + H2O = Cr(OH)3 + S(s) + OH{-} =>
CrO42{-} + 80 S2{-} + 42 H2O = Cr(OH)3 + 160 S(s) + 81 OH{-}
KBr + AgI = KI + AgBr =>
KBr + AgI = KI + AgBr
NaCl + Na2Cr2O7 + H2SO4 = Na2SO4 + CrO2Cl2 + H2O =>
4 NaCl + Na2Cr2O7 + 3 H2SO4 = 3 Na2SO4 + 2 CrO2Cl2 + 3 H2O
C12H22O11(s) = C(s) + H2(g) + O2(g) =>
2 C12H22O11(s) = 24 C(s) + 22 H2(g) + 11 O2(g)
CH3OH + KOH = KCH3 + OH =>
CH3OH + KOH = KCH3 + 2 OH
F2O + O2 = F2O3 =>
F2O + O2 = F2O3
Cr(NO3)3 + Na2S = NaNO3 + Cr2S3 =>
2 Cr(NO3)3 + 3 Na2S = 6 NaNO3 + Cr2S3
Fe + O2 + H2O = Fe(OH)3 = Fe2O3 =>
4 Fe + 3 O2 + 6 H2O = 4 Fe(OH)3
Ca2B6O11 + SO2 + H2O = CaSO3 + H3BO3 =>
Ca2B6O11 + 2 SO2 + 9 H2O = 2 CaSO3 + 6 H3BO3
CuSO4 + KOH = Cu(OH)2 + K2SO4 =>
CuSO4 + 2 KOH = Cu(OH)2 + K2SO4
Al + HBr = AlBr3 + H2 =>
2 Al + 6 HBr = 2 AlBr3 + 3 H2
Cl2 + KBr = KCl2 + Br =>
Cl2 + KBr = KCl2 + Br
K3Fe(CN)6 + Cr + KOH = K4Fe(CN)6 + K2CrO4 + H2O =>
6 K3Fe(CN)6 + Cr + 8 KOH = 6 K4Fe(CN)6 + K2CrO4 + 4 H2O
BaCl2 + H2SO4 = BaSO4 + HCl =>
BaCl2 + H2SO4 = BaSO4 + 2 HCl
HBrO + Ca(OH)2 = Ca + BrO2 + H2O =>
2 HBrO + 3 Ca(OH)2 = 3 Ca + 2 BrO2 + 4 H2O
NaHCO3 = CO2 + H2O + Na2CO3 =>
2 NaHCO3 = CO2 + H2O + Na2CO3
HOBr + HBr = H2O + Br2 =>
HOBr + HBr = H2O + Br2
NiCl2(aq) + KNO2(aq) + CaCl2(aq) = K2CaNi(NO2)6(s) + KCl(aq) =>
NiCl2(aq) + 6 KNO2(aq) + CaCl2(aq) = K2CaNi(NO2)6(s) + 4 KCl(aq)
Hg2(NO3)2 + NH3 = Hg2(NH3)2 + NO3 =>
Hg2(NO3)2 + 2 NH3 = Hg2(NH3)2 + 2 NO3
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
NaNO2 + HCl + C6H7NO3S = H2O + NaCl + C6H4N2O3S =>
NaNO2 + HCl + C6H7NO3S = 2 H2O + NaCl + C6H4N2O3S
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
NiO + OH = NiOOH =>
NiO + OH = NiOOH
Ca3(PO4)2 + SiO = P4O10 + CaSiO2 =>
2 Ca3(PO4)2 + 6 SiO = P4O10 + 6 CaSiO2
NaHCO3 + Ca(OH)2 = CaCO3 + H2O + Na2CO3 =>
2 NaHCO3 + Ca(OH)2 = CaCO3 + 2 H2O + Na2CO3
Cu2CO3 + CO = Cu(s) + CO2(g) =>
Cu2CO3 + CO = 2 Cu(s) + 2 CO2(g)
PCl3 + H2O = P(OH)3 + HCl =>
PCl3 + 3 H2O = P(OH)3 + 3 HCl
Ni(s) + HCl(aq) = H2(g) + NiCl2(aq) =>
Ni(s) + 2 HCl(aq) = H2(g) + NiCl2(aq)
Zn(NO3)2 + NaOH = Zn(OH)2 + NaNO2 + O2 =>
Zn(NO3)2 + 2 NaOH = Zn(OH)2 + 2 NaNO2 + O2
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur01/03/25
Équations équilibrées sur02/02/24
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