| Équations équilibrées la veille | Équations équilibrées le lendemain |
4 P + 3 O2 = P4O6
AgCl + O = AgClO3 =>
AgCl + 3 O = AgClO3
CuSe2 + HNO3 = Cu(NO3)2 + H2O + H2SeO3 + NO2 =>
CuSe2 + 12 HNO3 = Cu(NO3)2 + 4 H2O + 2 H2SeO3 + 10 NO2
HCl + KOH = KCl + H2O =>
HCl + KOH = KCl + H2O
Cr(SCN)6{3-} + I2 + H2O = SO4{2-} + ICN + I{-} + H{+} + Cr{3+} =>
Cr(SCN)6{3-} + 24 I2 + 24 H2O = 6 SO4{2-} + 6 ICN + 42 I{-} + 48 H{+} + Cr{3+}
HCl + Na2Cr2O7 = Cl2 + CrCl3 + NaCl + H2O =>
14 HCl + Na2Cr2O7 = 3 Cl2 + 2 CrCl3 + 2 NaCl + 7 H2O
Zn(a) + HCl(aq) = ZnCl2(aq) + H2(g) =>
Zn(a) + 2 HCl(aq) = ZnCl2(aq) + H2(g)
Ag(NO3) = AgO + NO2 =>
Ag(NO3) = AgO + NO2
IO3{-} + H{+} + Cu{+} = I2 + H2O + Cu{+2} =>
2 IO3{-} + 12 H{+} + 10 Cu{+} = I2 + 6 H2O + 10 Cu{+2}
Zn + HCl = H2 + ZnCl2 =>
Zn + 2 HCl = H2 + ZnCl2
NH4Fe(SO4)2*12H2O + NH3 = NH3Fe(SO4)2 + H2O + NH4 =>
NH4Fe(SO4)2*12H2O + NH3 = NH3Fe(SO4)2 + 12 H2O + NH4
Zn + HCl = ZnCl2 + H2 = =>
Zn + 2 HCl = ZnCl2 + H2
Fe + CaCO3 = Fe2(CO3)3 + Ca =>
2 Fe + 3 CaCO3 = Fe2(CO3)3 + 3 Ca
C4H13O + O2 = CO2 + H2O =>
4 C4H13O + 27 O2 = 16 CO2 + 26 H2O
NH4 + H2O = NH3 + H3O =>
NH4 + H2O = NH3 + H3O
Cr2O7 + SO2 = Cr + SO4 =>
2 Cr2O7 + 7 SO2 = 4 Cr + 7 SO4
Ru8 + Cl2 = RuCl =>
Ru8 + 4 Cl2 = 8 RuCl
Al + CuSO4*5H2O = Al2(SO4)3 + Cu + H2O =>
2 Al + 3 CuSO4*5H2O = Al2(SO4)3 + 3 Cu + 15 H2O
Al + NaNO3 + NaOH = Na3AlO3 + NH3 + H2O =>
8 Al + 3 NaNO3 + 21 NaOH = 8 Na3AlO3 + 3 NH3 + 6 H2O
CrBr3(aq) + Na3PO4(aq) = CrPO4(s) + NaBr(aq) =>
CrBr3(aq) + Na3PO4(aq) = CrPO4(s) + 3 NaBr(aq)
CuSO + NaCO = NaSO + CuCO =>
CuSO + NaCO = NaSO + CuCO
MgO + C6H8O7 = MgC6 + H2O + O =>
MgO + C6H8O7 = MgC6 + 4 H2O + 4 O
NaBr + I2 = NaI + Br2 =>
2 NaBr + I2 = 2 NaI + Br2
C2H6(g) + O2(g) = CO2(g) + H2O =>
2 C2H6(g) + 7 O2(g) = 4 CO2(g) + 6 H2O
Na2CO3 + HCl = NaCl + NaHCO3 =>
Na2CO3 + HCl = NaCl + NaHCO3
NaCH3COO + O2 = CO2 + H2O + Na =>
4 NaCH3COO + 7 O2 = 8 CO2 + 6 H2O + 4 Na
H2SO4 + Al = H2 + Al2(SO4)3 =>
3 H2SO4 + 2 Al = 3 H2 + Al2(SO4)3
(Cr(OH)4){-}1 + H2O2 = (CrO4){-}2 + H2O =>
(Cr(OH)4){-}1 + 2 H2O2 = (CrO4){-}2 + 4 H2O
KMnO4 + KN3 + H2SO4 = K2SO4 + MnSO4 + N2 + H2O =>
2 KMnO4 + 10 KN3 + 8 H2SO4 = 6 K2SO4 + 2 MnSO4 + 15 N2 + 8 H2O
KI + AgNO3* = AgI + KNO3 =>
KI + AgNO3* = AgI + KNO3
NaClO4 + BaCl2 = Ba(ClO4)2 + NaCl =>
2 NaClO4 + BaCl2 = Ba(ClO4)2 + 2 NaCl
HCl + Ag2SO4 = H2SO4 + AgCl =>
2 HCl + Ag2SO4 = H2SO4 + 2 AgCl
H2 + Cl2 = H2Cl2 = HCl =>
H2 + Cl2 = H2Cl2
Fe{2+} + Na(s) = Na{+} + Fe(s) =>
Fe{2+} + 2 Na(s) = 2 Na{+} + Fe(s)
Cr2O3 + NO3{-} + OH{-} = CrO4{2-} + NO + H2O =>
Cr2O3 + 2 NO3{-} + 2 OH{-} = 2 CrO4{2-} + 2 NO + H2O
C4H9OH + CuO = CO2 + H2O + Cu =>
C4H9OH + 12 CuO = 4 CO2 + 5 H2O + 12 Cu
MgO + HCl = MgCl2 + H2O =>
MgO + 2 HCl = MgCl2 + H2O
HCl + Mn(OH)2 = MnOHCl + H2O =>
HCl + Mn(OH)2 = MnOHCl + H2O
S2O3{2-} = SO3{2-} + S =>
S2O3{2-} = SO3{2-} + S
NiCl2 + H2SO4 = NiSO4 + HCl =>
NiCl2 + H2SO4 = NiSO4 + 2 HCl
Au + CI2 = AuCI2 =>
Au + CI2 = AuCI2
PbS2 + O = Pb + SO2 =>
PbS2 + 4 O = Pb + 2 SO2
BaCO3 + HNO3 = Ba(NO3)2CO2 + H2O =>
BaCO3 + 2 HNO3 = Ba(NO3)2CO2 + H2O
Cr2(SO4)3 + Sr(OH)2 = Cr(OH)3 + SrSO4 =>
Cr2(SO4)3 + 3 Sr(OH)2 = 2 Cr(OH)3 + 3 SrSO4
CuS + H2O2 = CuSO4 + H2O =>
CuS + 4 H2O2 = CuSO4 + 4 H2O
Mg(OH)2 = MgO + H2O =>
Mg(OH)2 = MgO + H2O
Cu2O + HCl2 = CuCl2 + H2O =>
Cu2O + 2 HCl2 = 2 CuCl2 + H2O
CrCl3 + NaOH + Cl2 = Na2CrO4 + NaCl + H2O =>
2 CrCl3 + 16 NaOH + 3 Cl2 = 2 Na2CrO4 + 12 NaCl + 8 H2O
H2SiO3 + H2S = H2 + SSiO3 =>
H2SiO3 + H2S = 2 H2 + SSiO3
Al + I = AlI3 =>
Al + 3 I = AlI3
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur10/22/24
Équations équilibrées sur11/21/23
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