| Équations équilibrées la veille | Équations équilibrées le lendemain |
Mg + 2 HCH3COO = Mg(CH3COO)2 + H2
PbS(s) + H2O2(ac) = PbSO4 + H2O(g) =>
PbS(s) + 4 H2O2(ac) = PbSO4 + 4 H2O(g)
C4H9OH + O2 = CO2 + H2O =>
C4H9OH + 6 O2 = 4 CO2 + 5 H2O
CaCO3*MgCO3 + HCl = CO2 + CaCl2 + MgCO3 + H2O =>
CaCO3*MgCO3 + 2 HCl = CO2 + CaCl2 + MgCO3 + H2O
Ba(OH)2 + HClO4 = Ba(ClO4)2 + H2O =>
Ba(OH)2 + 2 HClO4 = Ba(ClO4)2 + 2 H2O
C2H4O + H2O = HOCH2CH2OH =>
C2H4O + H2O = HOCH2CH2OH
U + HCl = UCl + H2 =>
2 U + 2 HCl = 2 UCl + H2
Hg(CN)2 + I2 = HgI2 + ICN =>
Hg(CN)2 + 2 I2 = HgI2 + 2 ICN
KOH + CO2 = KOHCO2 =>
KOH + CO2 = KOHCO2
C4H10 + O2 = CO2 + H2O =>
2 C4H10 + 13 O2 = 8 CO2 + 10 H2O
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
CH3COOH + Sr = Sr(CH3COO)2 + H2 =>
2 CH3COOH + Sr = Sr(CH3COO)2 + H2
S6 + O2 = SO3 =>
S6 + 9 O2 = 6 SO3
CaCl2 + Na3PO4 = Ca3(PO4)2 + NaCl =>
3 CaCl2 + 2 Na3PO4 = Ca3(PO4)2 + 6 NaCl
S6 + O2 = SO3 =>
S6 + 9 O2 = 6 SO3
C2H4O + H2O = C2H6O + O2 =>
2 C2H4O + 2 H2O = 2 C2H6O + O2
OsO4 + H2O = Os(OH)8 =>
OsO4 + 4 H2O = Os(OH)8
Zn + HCl = ZnCl2 + H2 =>
Zn + 2 HCl = ZnCl2 + H2
H2SO4 + CHKO3 = K2SO4 + H2O + CO2 =>
H2SO4 + 2 CHKO3 = K2SO4 + 2 H2O + 2 CO2
Fe + Pb2{+} = Fe3{+} + Pb =>
3 Fe + Pb2{+} = Fe3{+} + 2 Pb
AgNO3 + KI = AgI + KNO3 =>
AgNO3 + KI = AgI + KNO3
Fe2O3 + P4O10 = FePO4 =>
2 Fe2O3 + P4O10 = 4 FePO4
H2O2 + BrN3 = NO2 + HBrO3 + H2O =>
17 H2O2 + 2 BrN3 = 6 NO2 + 2 HBrO3 + 16 H2O
HAsO3{2-} + S2O8{2-} + H2O = H2AsO4{-} + SO4{2-} + H{+} =>
HAsO3{2-} + S2O8{2-} + H2O = H2AsO4{-} + 2 SO4{2-} + H{+}
Al2(SO4)3 + Mg(HCO3)2 = Al(OH)3 + MgSO4 + CO2 =>
Al2(SO4)3 + 3 Mg(HCO3)2 = 2 Al(OH)3 + 3 MgSO4 + 6 CO2
Zn + HCl = ZnCl2 + H2 =>
Zn + 2 HCl = ZnCl2 + H2
C2H4O + H2O = C2H4(OH)2 =>
C2H4O + H2O = C2H4(OH)2
Fe + Co(ClO4)2 = Fe(ClO4)2 + Co =>
Fe + Co(ClO4)2 = Fe(ClO4)2 + Co
Si + O2 = SiO2 =>
Si + O2 = SiO2
Mg(NO3)2(aq) + Na2CO3(aq) = MgCO3(s) + NaNO3(aq) =>
Mg(NO3)2(aq) + Na2CO3(aq) = MgCO3(s) + 2 NaNO3(aq)
Re + Cl = ReCl =>
Re + Cl = ReCl
K4Fe(CN)6 + KMnO4 + H2SO4 = KHSO4 + Fe2(SO4)3 + MnSO4 + HNO3 + CO2 + H2O =>
10 K4Fe(CN)6 + 122 KMnO4 + 299 H2SO4 = 162 KHSO4 + 5 Fe2(SO4)3 + 122 MnSO4 + 60 HNO3 + 60 CO2 + 188 H2O
PbO2 + Si + Cl = PbCl2 + SiO =>
PbO2 + 2 Si + 2 Cl = PbCl2 + 2 SiO
BaO + HNO3 = Ba(NO3)2 + H2O =>
BaO + 2 HNO3 = Ba(NO3)2 + H2O
FeSO4 = Fe2O3 + O2 + SO2 =>
4 FeSO4 = 2 Fe2O3 + O2 + 4 SO2
Ba(C2H3O2)2 + Ag2SO4 = BaSO4 + Ag2(C2H3O2)2 =>
Ba(C2H3O2)2 + Ag2SO4 = BaSO4 + Ag2(C2H3O2)2
Sb(OH)3 = Sb2O3 + H2O =>
2 Sb(OH)3 = Sb2O3 + 3 H2O
HIO + Ca(OH)2 = Ca(IO)2 + H2O =>
2 HIO + Ca(OH)2 = Ca(IO)2 + 2 H2O
Co(OH)Cl + HCl = CoCl2 + H2O =>
Co(OH)Cl + HCl = CoCl2 + H2O
S4{-}2 + OH{-} = S{-}2 + S2O3{-}2 + H2O =>
7 S4{-}2 + 18 OH{-} = 22 S{-}2 + 3 S2O3{-}2 + 9 H2O
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
Al + Br2 = AlBr3 =>
2 Al + 3 Br2 = 2 AlBr3
H2SO4 + NaNO2 = HNO2 + Na2SO4 =>
H2SO4 + 2 NaNO2 = 2 HNO2 + Na2SO4
Cl2 + KBr(aq) = KCl(aq) + Br2 =>
Cl2 + 2 KBr(aq) = 2 KCl(aq) + Br2
CH3OCH3 = CH4 + H2 + CO =>
CH3OCH3 = CH4 + H2 + CO
Fe(OH)3 = Fe2O3 + H2O =>
2 Fe(OH)3 = Fe2O3 + 3 H2O
CaCl2(aq) + NaHCO3(s) = CO2(g) + CaCO3(aq) + NaCl(aq) + H2O(l) =>
CaCl2(aq) + 2 NaHCO3(s) = CO2(g) + CaCO3(aq) + 2 NaCl(aq) + H2O(l)
H2(s) + Cl2(g) = HCl(g) =>
H2(s) + Cl2(g) = 2 HCl(g)
CuBr + Na2S = Na2Br + CuS =>
CuBr + Na2S = Na2Br + CuS
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur10/27/24
Équations équilibrées sur11/26/23
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