| Équations équilibrées la veille | Équations équilibrées le lendemain |
NH4HCO3 + HNO3 = NH4NO3 + H2O + CO2
Na3[Cr(OH)6] + H2O2 = Na2Cr2O7 + NaOH + H2O =>
2 Na3[Cr(OH)6] + 3 H2O2 = Na2Cr2O7 + 4 NaOH + 7 H2O
NaOH + Mg(H2PO4)2 = Mg3(PO4)2 + Na2HPO4 + H2O =>
8 NaOH + 3 Mg(H2PO4)2 = Mg3(PO4)2 + 4 Na2HPO4 + 8 H2O
KCrO2 + HBr = CrBr3 + KBr + H2O =>
KCrO2 + 4 HBr = CrBr3 + KBr + 2 H2O
C6H12OH + K2Cr2O7 + H2SO4 = C6H4O2 + Cr2(SO4)3 + K2SO4 + H2O =>
6 C6H12OH + 11 K2Cr2O7 + 44 H2SO4 = 6 C6H4O2 + 11 Cr2(SO4)3 + 11 K2SO4 + 71 H2O
H2Sb2O7{-2} + H{+} + I{-} = Sb{3+} + I2 + H2O =>
H2Sb2O7{-2} + 12 H{+} + 4 I{-} = 2 Sb{3+} + 2 I2 + 7 H2O
AsO2 + I2 + H2O = I{-} + AsO4{3-} + H{+} =>
2 AsO2 + I2 + 4 H2O = 2 I{-} + 2 AsO4{3-} + 8 H{+}
LiOH + CrI3 + I2 = Li2CrO4 + LiI + H2O =>
16 LiOH + 2 CrI3 + 3 I2 = 2 Li2CrO4 + 12 LiI + 8 H2O
Mg + H3PO4 = MgO + PH3 =>
4 Mg + H3PO4 = 4 MgO + PH3
C2H6O + NaOH = C2H3Na + H2O =>
C2H6O + NaOH = C2H3Na + 2 H2O
Cu2 + FeBr2 = Cu2Br + Fe =>
2 Cu2 + FeBr2 = 2 Cu2Br + Fe
C2H5 + O2 = CO2 + H2O =>
4 C2H5 + 13 O2 = 8 CO2 + 10 H2O
Ca(OH)2(ac) + H3PO4(ac) = Ca3(PO4)2(s) + H2O =>
3 Ca(OH)2(ac) + 2 H3PO4(ac) = Ca3(PO4)2(s) + 6 H2O
Fe3 + S3 = FeS =>
Fe3 + S3 = 3 FeS
Ba(NO3)2(aq) + H2S(aq) = BaS(s) + HNO3(aq) =>
Ba(NO3)2(aq) + H2S(aq) = BaS(s) + 2 HNO3(aq)
FeS2 + H2O2 = Fe2(SO4)3 + H2O + H2SO4 =>
2 FeS2 + 15 H2O2 = Fe2(SO4)3 + 14 H2O + H2SO4
C3H8O3 + H2 = C3H8 + H2O =>
C3H8O3 + 3 H2 = C3H8 + 3 H2O
Sn{2+} + IO3{-} + H2O = Sn{4+} + I{-} + OH{-} =>
3 Sn{2+} + IO3{-} + 3 H2O = 3 Sn{4+} + I{-} + 6 OH{-}
PB + HNO3 = PBO2 + NO2 + H2O =>
PB + 4 HNO3 = PBO2 + 4 NO2 + 2 H2O
FeCl3 + I2 = ICl + Fe =>
2 FeCl3 + 3 I2 = 6 ICl + 2 Fe
Li2CO3 + HNO3 = Li2(NO3)2 + CO2 + H2O =>
Li2CO3 + 2 HNO3 = Li2(NO3)2 + CO2 + H2O
K3(PO4) + AlCl3 = Al(PO4) + K3(Cl)3 =>
K3(PO4) + AlCl3 = Al(PO4) + K3(Cl)3
N2H4 + MnO4{-} + H{+} = Mn{2+} + H2O + N2 =>
5 N2H4 + 4 MnO4{-} + 12 H{+} = 4 Mn{2+} + 16 H2O + 5 N2
SO2 + IO3{-} + H{+} = SO3 + I2 + H2O =>
5 SO2 + 2 IO3{-} + 2 H{+} = 5 SO3 + I2 + H2O
FeSO4 + K2CrO7 + KHSO4 = Fe2(SO4)3 + K2SO4 + Cr2(SO4)3 + H2O =>
18 FeSO4 + 2 K2CrO7 + 28 KHSO4 = 9 Fe2(SO4)3 + 16 K2SO4 + Cr2(SO4)3 + 14 H2O
Ba + C2H3O2 = BaC2H3O2 =>
Ba + C2H3O2 = BaC2H3O2
NiO + MoO2 = Ni2Mo3O8 =>
2 NiO + 3 MoO2 = Ni2Mo3O8
C12H22O11 + H2SO4 = CO2 + S + H2O =>
C12H22O11 + 8 H2SO4 = 12 CO2 + 8 S + 19 H2O
FeO + Mg = Fe2 + MgO =>
2 FeO + 2 Mg = Fe2 + 2 MgO
FS2 + O2 = F2O3 + SO2 =>
4 FS2 + 11 O2 = 2 F2O3 + 8 SO2
Bi(NO3)3*5H2O + Fe(NO3)3*9H2O + C2H6O2 = BiFeO3 + H2O + CO2 + NO =>
5 Bi(NO3)3*5H2O + 5 Fe(NO3)3*9H2O + 9 C2H6O2 = 5 BiFeO3 + 97 H2O + 18 CO2 + 30 NO
FS2 + O2 = F2O3 + SO2 =>
4 FS2 + 11 O2 = 2 F2O3 + 8 SO2
H2Cr2O7 + Ag = Ag2CrO4 + Cr2O3 + H2O =>
5 H2Cr2O7 + 12 Ag = 6 Ag2CrO4 + 2 Cr2O3 + 5 H2O
Ca(NO3)2 + C2H3NaO2 = NaNO3 + Ca(C2H3O2)2 =>
Ca(NO3)2 + 2 C2H3NaO2 = 2 NaNO3 + Ca(C2H3O2)2
Ca(ClO)2 = CaCl2 + O2 =>
Ca(ClO)2 = CaCl2 + O2
HNO3 + BeH2O2 = H2O + BeN2O6 =>
2 HNO3 + BeH2O2 = 2 H2O + BeN2O6
NO + NaOH = N(OH)2 + Na2O =>
NO + 2 NaOH = N(OH)2 + Na2O
P2Br5 = P2 + Br2 =>
2 P2Br5 = 2 P2 + 5 Br2
SnO + C = Sn + CO2 =>
2 SnO + C = 2 Sn + CO2
Al + HCl = Al3{+} + Cl1{-} + H2 =>
6 Al + 2 HCl = 2 Al3{+} + 2 Cl1{-} + H2
Fe(III)NO3 + NaOH = Fe(III)OH + NaNO3 =>
Fe(III)NO3 + NaOH = Fe(III)OH + NaNO3
Ca3(PO)4 + SiO2 + C = CaSiO3 + P + CO =>
Ca3(PO)4 + 3 SiO2 + C = 3 CaSiO3 + 4 P + CO
H2SO4 + Ar = ArSO4 + H2 =>
H2SO4 + Ar = ArSO4 + H2
HNO3 + Ni = Ni(NO3)2 + H2O + NO =>
8 HNO3 + 3 Ni = 3 Ni(NO3)2 + 4 H2O + 2 NO
Fe(III)NO3 + NaOH = Fe(III)OH + NaNO3 =>
Fe(III)NO3 + NaOH = Fe(III)OH + NaNO3
Na + H2SO4 + O2 = H2O + Na2SO4 =>
4 Na + 2 H2SO4 + O2 = 2 H2O + 2 Na2SO4
NaOH + H3BO3 = H2O + H2 + Na3(BO4)2 =>
6 NaOH + 4 H3BO3 = 2 H2O + 7 H2 + 2 Na3(BO4)2
RbOH + Cu(ClO3)2 = RbClO3 + Cu(OH)2 =>
2 RbOH + Cu(ClO3)2 = 2 RbClO3 + Cu(OH)2
Pb3(AsO4)2 = Pb + AsO4 =>
Pb3(AsO4)2 = 3 Pb + 2 AsO4
CH3CH2OH + KMnO4 + H2SO4 = CH3COOH + MnSO4 + H2O + K2SO4 =>
5 CH3CH2OH + 4 KMnO4 + 6 H2SO4 = 5 CH3COOH + 4 MnSO4 + 11 H2O + 2 K2SO4
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Équations équilibrées sur12/25/24
Équations équilibrées sur01/24/24
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