| Équations équilibrées la veille | Équations équilibrées le lendemain |
4 H2C2O4 + 2 KMnO4 = 8 CO2 + K2O + Mn2O3 + 4 H2O
KOH + H2SO4 = H2O + K2SO4 =>
2 KOH + H2SO4 = 2 H2O + K2SO4
PHCH3 + CaMnO4 + H2SO4 = PHCOOH + CaSO4 + MnSO4 + H2O =>
2 PHCH3 + 3 CaMnO4 + 6 H2SO4 = 2 PHCOOH + 3 CaSO4 + 3 MnSO4 + 8 H2O
I{-} = I2 + {-} =>
2 I{-} = I2 + 2e
KMnO4 + KClO3 + H2O = KClO4 + KOH + MnO2 =>
2 KMnO4 + 3 KClO3 + H2O = 3 KClO4 + 2 KOH + 2 MnO2
I{-} = I + e =>
I{-} = I + e
Mn(OH)4 + HCl = MnCl4 + H2O =>
Mn(OH)4 + 4 HCl = MnCl4 + 4 H2O
Ba + Fe(OH)2 = Ba(OH)2 + Fe =>
Ba + Fe(OH)2 = Ba(OH)2 + Fe
I{-} = I3{-} + e =>
3 I{-} = I3{-} + 2e
CaCl2 + F2 = Ca + F2Cl2 =>
CaCl2 + F2 = Ca + F2Cl2
(CH2CH2)O + NH3 = (HOCH2CH2)3N =>
3(CH2CH2)O + NH3 = (HOCH2CH2)3N
Ba(NO3)2 + K2SO4 = BaSO4 + KNO3 =>
Ba(NO3)2 + K2SO4 = BaSO4 + 2 KNO3
PbO2 + H2 = H2O + Pb =>
PbO2 + 2 H2 = 2 H2O + Pb
Ca5(PO4)3F + H2SO4 = Ca(H2PO4)2 + CaSO4 + HF =>
2 Ca5(PO4)3F + 7 H2SO4 = 3 Ca(H2PO4)2 + 7 CaSO4 + 2 HF
Ag(NO3) + NaF = AgF + NaNO3 =>
Ag(NO3) + NaF = AgF + NaNO3
HNO3 + HCl = NOCl + Cl2 + H2O =>
HNO3 + 3 HCl = NOCl + Cl2 + 2 H2O
Fe + CaCl2 = Fe(Cl2)3 + Ca =>
Fe + 3 CaCl2 = Fe(Cl2)3 + 3 Ca
NaBrO3 + HBr = Br2 + H2O + NaBr =>
NaBrO3 + 6 HBr = 3 Br2 + 3 H2O + NaBr
Fe + Cu(SO4) = Fe(SO4) + Cu =>
Fe + Cu(SO4) = Fe(SO4) + Cu
Fe + CaCl2 = FeCl3 + Ca =>
2 Fe + 3 CaCl2 = 2 FeCl3 + 3 Ca
Ba + Fe(OH)2 = Ba(OH)2 + Fe =>
Ba + Fe(OH)2 = Ba(OH)2 + Fe
Al(OH)3 = Al2O3 + H2O =>
2 Al(OH)3 = Al2O3 + 3 H2O
CuS + H2SO4 = CuSO4 + H2S =>
CuS + H2SO4 = CuSO4 + H2S
Al + Ca(OH)2 + H2O = CaAl(OH)5 + H2 =>
2 Al + 2 Ca(OH)2 + 6 H2O = 2 CaAl(OH)5 + 3 H2
MnO4{-} + SO3{-2} + OH{-} = MnO4{2-} + SO4{2-} + H2O =>
2 MnO4{-} + SO3{-2} + 2 OH{-} = 2 MnO4{2-} + SO4{2-} + H2O
AlBr3 + Na3PO4 = AlPO4 + NaBr =>
AlBr3 + Na3PO4 = AlPO4 + 3 NaBr
Ag(NO)3 + KOH = Ag(OH)3 + KNO =>
Ag(NO)3 + 3 KOH = Ag(OH)3 + 3 KNO
N2NO3 + Zn + NaOH = Na2ZnO2 + H3N + H2O =>
2 N2NO3 + 15 Zn + 30 NaOH = 15 Na2ZnO2 + 6 H3N + 6 H2O
Ce{3+} + Cu{2+} = Ce{4+} + Cu =>
2 Ce{3+} + Cu{2+} = 2 Ce{4+} + Cu
SiO2 + HNO3 = HSiO2 + NO3 =>
SiO2 + HNO3 = HSiO2 + NO3
U + Br2 = UBr6 =>
U + 3 Br2 = UBr6
NaO + Pb(NO3)2 = NaNO3 + PbO2 =>
2 NaO + Pb(NO3)2 = 2 NaNO3 + PbO2
Zn + H2O4 = ZnO4 + H2 =>
Zn + H2O4 = ZnO4 + H2
SO3{-2} + MnO4{-} + OH{-} = SO4{-2} + MnO4{2-} + H2O =>
SO3{-2} + 2 MnO4{-} + 2 OH{-} = SO4{-2} + 2 MnO4{2-} + H2O
AgS(s) + O2(g) = Ag(s) + SO2(g) =>
AgS(s) + O2(g) = Ag(s) + SO2(g)
MnO4{-} + SO3{-2} + OH{-} = MnO4{-2} + SO4{-2} + H2O =>
2 MnO4{-} + SO3{-2} + 2 OH{-} = 2 MnO4{-2} + SO4{-2} + H2O
MgCO3 + BaSO4 = BaCO3 + MgSO4 =>
MgCO3 + BaSO4 = BaCO3 + MgSO4
MnO4{-} + IO3{-} + H2O = MnO2 + IO4{-} + OH{-} =>
2 MnO4{-} + 3 IO3{-} + H2O = 2 MnO2 + 3 IO4{-} + 2 OH{-}
Fe + CaCl2 = FeCl2 + Ca =>
Fe + CaCl2 = FeCl2 + Ca
As + KBrO + KOH = K3AsO4 + KBr + H2O =>
2 As + 5 KBrO + 6 KOH = 2 K3AsO4 + 5 KBr + 3 H2O
AgNo3(aq) + PbBr2(s) = AgBr(s) + Pb(No3)2(aq) =>
2 AgNo3(aq) + PbBr2(s) = 2 AgBr(s) + Pb(No3)2(aq)
I{-} = I2 + e =>
2 I{-} = I2 + 2e
Ag + HI = AgI + H =>
Ag + HI = AgI + H
Na2CO3 + MgI2 = Na2I2 + MgCO3 =>
Na2CO3 + MgI2 = Na2I2 + MgCO3
ThF4 + Ca = Th + CaF2 =>
ThF4 + 2 Ca = Th + 2 CaF2
SiCl4 + KOH = K2SiO3 + KCl + H2O =>
SiCl4 + 6 KOH = K2SiO3 + 4 KCl + 3 H2O
Na2CrO4 + Na2SO3 + H2O = Cr2O3 + Na2SO4 + NaOH =>
2 Na2CrO4 + 3 Na2SO3 + 2 H2O = Cr2O3 + 3 Na2SO4 + 4 NaOH
Fe{+3} + Cl{-} = FeCl{+2} =>
Fe{+3} + Cl{-} = FeCl{+2}
MgI2 + Na2CO3 = MgCO3 + NaI =>
MgI2 + Na2CO3 = MgCO3 + 2 NaI
SO3{-2} + MnO4{-} + OH{-} = SO4{-2} + MnO4{2-} + H2O =>
SO3{-2} + 2 MnO4{-} + 2 OH{-} = SO4{-2} + 2 MnO4{2-} + H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur11/15/24
Équations équilibrées sur12/15/23
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