| Équations équilibrées la veille | Équations équilibrées le lendemain |
Bi(OH)3 + 3 SnO2{-2} = Bi + 3 SnO3{-2} + 3 H
HCI + (Na2)2CO3 = CO3HCI + (Na2)2 =>
HCI + (Na2)2CO3 = CO3HCI + (Na2)2
H2SO3 + CaCO3 = CO2 + CaSO4 + H2 =>
H2SO3 + CaCO3 = CO2 + CaSO4 + H2
Pb(NO3)2 + Cl2 + NaOH = PbO2 + NaCl + NaNO3 + H2O =>
Pb(NO3)2 + Cl2 + 4 NaOH = PbO2 + 2 NaCl + 2 NaNO3 + 2 H2O
Al{3+} + HO{-} = Al2O3 + H2O =>
2 Al{3+} + 6 HO{-} = Al2O3 + 3 H2O
Pb(NO3)2 + KI = PbI2 + NO3K =>
Pb(NO3)2 + 2 KI = PbI2 + 2 NO3K
H2SO4 + KMnO4 + HNO2 = K2SO4 + MnSO4 + H2O + HNO3 =>
3 H2SO4 + 2 KMnO4 + 5 HNO2 = K2SO4 + 2 MnSO4 + 3 H2O + 5 HNO3
OHNH4 + HNO3 = NH4NO3 + H2O =>
OHNH4 + HNO3 = NH4NO3 + H2O
SrSO3 + CH3COOH = Sr(C2H3O2)2 + H2O + SO2 =>
SrSO3 + 2 CH3COOH = Sr(C2H3O2)2 + H2O + SO2
NaTeO3 + NaI + HCl = NaCl + Te + H2O + I2 =>
2 NaTeO3 + 10 NaI + 12 HCl = 12 NaCl + 2 Te + 6 H2O + 5 I2
(NH4)2CO3 + LiOH = Li2CO3 + NH3 + H2O =>
(NH4)2CO3 + 2 LiOH = Li2CO3 + 2 NH3 + 2 H2O
Ba(NO3)2 + KSCN = Ba(SCN)2 + KNO3 =>
Ba(NO3)2 + 2 KSCN = Ba(SCN)2 + 2 KNO3
Ca(OH)2(ac) + H2SO4(ac) = CaSO4(s) + H2O(l) =>
Ca(OH)2(ac) + H2SO4(ac) = CaSO4(s) + 2 H2O(l)
S + KCl = SCl + K =>
S + KCl = SCl + K
JeCl3 + KY = JeCl2 + Y + KCl =>
JeCl3 + KY = JeCl2 + Y + KCl
Fe{2}{+} + MnO4{+}{-} + H{+}{+} = Fe{3}{+} + Mn{2}{+} + H2O =>
7 Fe{2}{+} + MnO4{+}{-} + 8 H{+}{+} = 7 Fe{3}{+} + Mn{2}{+} + 4 H2O
H2CO3(aq) + NaOH = Na2CO3 + H2O =>
H2CO3(aq) + 2 NaOH = Na2CO3 + 2 H2O
Br2 + CHCl3 = HBr{+} + CCl3{-} =>
Br2 + 2 CHCl3 = 2 HBr{+} + 2 CCl3{-}
KMnO4 + C2H6O2 + H2SO4 = MnSO4 + K2SO4 + C2H4O2 + H2O =>
2 KMnO4 + 5 C2H6O2 + 3 H2SO4 = 2 MnSO4 + K2SO4 + 5 C2H4O2 + 8 H2O
MnO4 + C2O4 + H = [Mn(C2O4)2] + H2O =>
MnO4 + 2 C2O4 + 8 H = [Mn(C2O4)2] + 4 H2O
Te + HAsO3 = TeO2 + AsO + H2O =>
3 Te + 4 HAsO3 = 3 TeO2 + 4 AsO + 2 H2O
C4H8Cl + NaOH = C4H8(OH) + NaCl =>
C4H8Cl + NaOH = C4H8(OH) + NaCl
Ca2 + O2 = CaO =>
Ca2 + O2 = 2 CaO
BeMg = Be + Mg =>
BeMg = Be + Mg
Na2S2O8 + C14H10 + H2O = CO2 + NaHSO4 =>
33 Na2S2O8 + C14H10 + 28 H2O = 14 CO2 + 66 NaHSO4
CrSe3 + HNO3 + PbO2 = H2CrO7 + H2SeO4 + Pb(NO3)2 + H2O =>
CrSe3 + 30 HNO3 + 15 PbO2 = H2CrO7 + 3 H2SeO4 + 15 Pb(NO3)2 + 11 H2O
CrS + HNO3 = Cr(NO3)3 + H2SO4 + NO + H2O =>
CrS + 6 HNO3 = Cr(NO3)3 + H2SO4 + 3 NO + 2 H2O
H2SO3 + Pb(OH)4 = PbSO4 + H2O =>
H2SO3 + Pb(OH)4 = PbSO4 + 3 H2O
Al(OH)3 + ZnO = Al2O3 + Zn(OH)2 =>
2 Al(OH)3 + 3 ZnO = Al2O3 + 3 Zn(OH)2
FeS + H2SO4 = FeSO4 + H2S =>
FeS + H2SO4 = FeSO4 + H2S
UF4 + Ca = U + CaF2 =>
UF4 + 2 Ca = U + 2 CaF2
BaCl2 + Na(IO3) = Ba(IO3)2 + NaCl =>
BaCl2 + 2 Na(IO3) = Ba(IO3)2 + 2 NaCl
HCl + NaOH = NaCl + H2O =>
HCl + NaOH = NaCl + H2O
Ba(CH3COO)2 = Ba + C + H2 + O2 =>
Ba(CH3COO)2 = Ba + 4 C + 3 H2 + 2 O2
Fe(SCN)6 + Na2HPO4 = NaSCN + Fe + HPO4 =>
Fe(SCN)6 + 3 Na2HPO4 = 6 NaSCN + Fe + 3 HPO4
C6H5NO2 + O2 = N + CO2 + H2O =>
4 C6H5NO2 + 25 O2 = 4 N + 24 CO2 + 10 H2O
Mg + Si = Mg2Si =>
2 Mg + Si = Mg2Si
HClO4 + P4O10 = H3O4P + Cl2O7 =>
12 HClO4 + P4O10 = 4 H3O4P + 6 Cl2O7
Cu2 + NO3H = Cu2(NO3)2 + NO + H2O =>
3 Cu2 + 8 NO3H = 3 Cu2(NO3)2 + 2 NO + 4 H2O
Pb{2{+}+{-} = Pb =>
Pb{2{+}+2e = Pb
Al2(SO4)3 + SrBr2 = SrSO4 + AlBr3 =>
Al2(SO4)3 + 3 SrBr2 = 3 SrSO4 + 2 AlBr3
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
Cr3{+} + Mg = Mg2{+} + Cr =>
Cr3{+} + 2 Mg = Mg2{+} + 3 Cr
AgNO3 + Al(I)3 = AgI + Al(NO3)3 =>
3 AgNO3 + Al(I)3 = 3 AgI + Al(NO3)3
Fe(NO3)3 + Co = CoNO3 + Fe3 =>
3 Fe(NO3)3 + 9 Co = 9 CoNO3 + Fe3
CrO4{-}2 + SO3{-}2 + H2O = Cr(OH)4{-} + SO4{-}2 =>
CrO4{-}2 + 2 SO3{-}2 + 2 H2O = Cr(OH)4{-} + 2 SO4{-}2
BeSO4 + SrC2O4 = SrSO4 + BeC2O4 =>
BeSO4 + SrC2O4 = SrSO4 + BeC2O4
Ba3C2 = Ba1 + C =>
Ba3C2 = 3 Ba1 + 2 C
H2S + O2 = H2O + S =>
2 H2S + O2 = 2 H2O + 2 S
NH4CL(aq) + NAOH(aq) = H2O(l) + NACL(aq) + NH3 =>
NH4CL(aq) + NAOH(aq) = H2O(l) + NACL(aq) + NH3
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur12/13/24
Équations équilibrées sur01/12/24
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