| Équations équilibrées la veille |
C7H6O2 + 21 H2O = 16 H3O + 7 CO
Ra + H2O = Ra(OH)2 + H2 =>
Ra + 2 H2O = Ra(OH)2 + H2
PbO + CO = Pb + CO2 =>
PbO + CO = Pb + CO2
Ra + Cl2 = RaCl2 =>
Ra + Cl2 = RaCl2
Li2O + Sr3N2 = SrO + Li3N =>
3 Li2O + Sr3N2 = 3 SrO + 2 Li3N
Fe2S4 + O2 = Fe2O3 + SO2 =>
2 Fe2S4 + 11 O2 = 2 Fe2O3 + 8 SO2
Zn(OH)2 + KOH = K2[Zn(OH)4] =>
Zn(OH)2 + 2 KOH = K2[Zn(OH)4]
Al{3+} + Fe(CN)6{3-} = Fe(Al) + CN =>
Al{3+} + Fe(CN)6{3-} = Fe(Al) + 6 CN
Na3VO4 + Zn + HCl = VOCl2 + ZnCl2 + H2O + NaCl =>
2 Na3VO4 + Zn + 12 HCl = 2 VOCl2 + ZnCl2 + 6 H2O + 6 NaCl
NH4NO + H2O = H3O + HNO =>
NH4NO + 5 H2O = 4 H3O + 2 HNO
KCH3CO2 + H2O = KOH + CH3COOH =>
KCH3CO2 + H2O = KOH + CH3COOH
CC7H16 + O2 = CO2 + H2O =>
CC7H16 + 12 O2 = 8 CO2 + 8 H2O
Cl2 + CoI4 = CoCl2 + I2 =>
Cl2 + CoI4 = CoCl2 + 2 I2
B2(O2)2(OH)4{2}{-} + H{+} + I{-} = B(OH)3 + H2O + I2 =>
B2(O2)2(OH)4{2}{-} + 6 H{+} + 8 I{-} = 2 B(OH)3 + 2 H2O + 4 I2
Al + CrO3 = Al2O3 + Cr =>
2 Al + CrO3 = Al2O3 + Cr
Mg + HNO3 = Mg(NO3)2 + NH2 + H2O =>
7 Mg + 16 HNO3 = 7 Mg(NO3)2 + 2 NH2 + 6 H2O
B2O3 + Hg2O = B + HgO =>
B2O3 + 3 Hg2O = 2 B + 6 HgO
H2CO4{-} + H2O = HCO4{2-} + H3O{+} =>
H2CO4{-} + H2O = HCO4{2-} + H3O{+}
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
C12H22O11 + CuO = CO2 + H2O + Cu =>
C12H22O11 + 24 CuO = 12 CO2 + 11 H2O + 24 Cu
CrO3 = Cr2O3 + O2 =>
4 CrO3 = 2 Cr2O3 + 3 O2
(NH4)2SO4 + Pb(NO2)2 = NH4NO2 + PbSO4 =>
(NH4)2SO4 + Pb(NO2)2 = 2 NH4NO2 + PbSO4
C6H8O6 + HNO3 = NO + H2O + CO2 =>
3 C6H8O6 + 20 HNO3 = 20 NO + 22 H2O + 18 CO2
FeCl3(aq) + NaOH(aq) = Fe(OH)3(s) + Na3Cl3(aq) =>
FeCl3(aq) + 3 NaOH(aq) = Fe(OH)3(s) + Na3Cl3(aq)
CrO3 + Si = Cr + SiO2 =>
2 CrO3 + 3 Si = 2 Cr + 3 SiO2
Fe3{+} = Fe2{+} + e =>
2 Fe3{+} = 3 Fe2{+} + e
CuCl2 + NH3 + H2O = Cu(NH3)2 + NH4Cl + OH =>
CuCl2 + 4 NH3 + 2 H2O = Cu(NH3)2 + 2 NH4Cl + 2 OH
H3PO4 + Zn(OH) = H2 + OPO4Zn =>
H3PO4 + Zn(OH) = 2 H2 + OPO4Zn
CH6H5CH2CH3 = C6H5CHCH2 + H2 =>
8 CH6H5CH2CH3 = 3 C6H5CHCH2 + 52 H2
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
CUNO3 = NO2 + CUO =>
CUNO3 = NO2 + CUO
Cu(OH)3 + CH3COOH = Cu(CH3COO)3 + H2O =>
Cu(OH)3 + 3 CH3COOH = Cu(CH3COO)3 + 3 H2O
NaOH + HClO = NaOCl + H2O =>
NaOH + HClO = NaOCl + H2O
NaHCO3 + AgNO3 = NaNO3 + AgOH + CO2 =>
NaHCO3 + AgNO3 = NaNO3 + AgOH + CO2
As2S3 + H2O2 + NH4OH = (NH4)3AsO4 + (NH4)SO3 + H2O =>
2 As2S3 + 25 H2O2 + 18 NH4OH = 4(NH4)3AsO4 + 6(NH4)SO3 + 34 H2O
Fe2(SO4)3 + NaOH = Fe(OH)3 + Na2SO4 =>
Fe2(SO4)3 + 6 NaOH = 2 Fe(OH)3 + 3 Na2SO4
Cl2(g) + O2(g) = Cl2O(g) =>
2 Cl2(g) + O2(g) = 2 Cl2O(g)
Br{-+Cr2O7{2-}+H{+} = Br2+Cr{3+}+H2O =>
6 Br{-+Cr2O7{2-}+14H{+} = 3 Br2+2Cr{3+}+7H2O
HClHCl + Ca(OH)2Ca(OH)2 = CaCl2CaCl2 + H2O =>
2 HClHCl + Ca(OH)2Ca(OH)2 = CaCl2CaCl2 + 4 H2O
Br2 + CCl4 = Br2CCl4 =>
Br2 + CCl4 = Br2CCl4
Cu + HNO3 = Cu(NO3)2 + NO2 + H2O =>
Cu + 4 HNO3 = Cu(NO3)2 + 2 NO2 + 2 H2O
Hg(C2H3O2) + NaSO4 = HgSO4 + NaC2H3O2 =>
Hg(C2H3O2) + NaSO4 = HgSO4 + NaC2H3O2
H2Po4{-} + NaOH = Na2Po4{-}2 + H2O =>
H2Po4{-} + 2 NaOH = Na2Po4{-}2 + 2 H2O
KMnO4 = K2O + MnO2 + O2 =>
4 KMnO4 = 2 K2O + 4 MnO2 + 3 O2
KCl + CaS = CaCl2 + K2S =>
2 KCl + CaS = CaCl2 + K2S
KClO3 + S = KCl + SO2 =>
2 KClO3 + 3 S = 2 KCl + 3 SO2
Li5OsO6 + OsO2 + Os + NiO = Li4NiOsO6 =>
8 Li5OsO6 + OsO2 + Os + 10 NiO = 10 Li4NiOsO6
C5H8 + KMnO4 + H2SO4 = C5H4O4 + K2SO4 + MnSO4 + H2O =>
5 C5H8 + 12 KMnO4 + 18 H2SO4 = 5 C5H4O4 + 6 K2SO4 + 12 MnSO4 + 28 H2O
K2S(aq) + Ni(NO3)2(aq) = KNO3(aq) + NiS(s) =>
K2S(aq) + Ni(NO3)2(aq) = 2 KNO3(aq) + NiS(s)
I2 + Ba(OH)2 = Ba(IO3)2 + H2O + BaI2 =>
6 I2 + 6 Ba(OH)2 = Ba(IO3)2 + 6 H2O + 5 BaI2
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Équations équilibrées sur02/10/25
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