| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 H2 + O2 = 2 H2O
Ca + HNO3 = Ca(NO3)2 + NO2 + H2O =>
Ca + 4 HNO3 = Ca(NO3)2 + 2 NO2 + 2 H2O
Li + O2 = Li2O =>
4 Li + O2 = 2 Li2O
BiCl3 + KOH = Bi(OH)3 + KCl =>
BiCl3 + 3 KOH = Bi(OH)3 + 3 KCl
KCIO3(s) = KCI(s) + O2(g) =>
2 KCIO3(s) = 2 KCI(s) + 3 O2(g)
Fe(CH3COO)2 + HNO3 = Fe(NO3)3 + N2 + CO2 + H2O =>
10 Fe(CH3COO)2 + 64 HNO3 = 10 Fe(NO3)3 + 17 N2 + 40 CO2 + 62 H2O
H8C3O2 + O2 = CO2 + H2O =>
H8C3O2 + 4 O2 = 3 CO2 + 4 H2O
K2CO3 + FeCrO4 + O2 = K2CrO4 + Fe2O3 + CO2 =>
4 K2CO3 + 4 FeCrO4 + O2 = 4 K2CrO4 + 2 Fe2O3 + 4 CO2
C10H18O + NaBH4 + H2O = C10H20O + NaB(OH)4 =>
4 C10H18O + NaBH4 + 4 H2O = 4 C10H20O + NaB(OH)4
As2S3 + NO3{-} + H2O = AsO4{3-} + S + NO + H3O{+} =>
3 As2S3 + 10 NO3{-} + 12 H2O = 6 AsO4{3-} + 9 S + 10 NO + 8 H3O{+}
CeO2 + C3H6 = Ce2O3 + CO2 + H2O =>
18 CeO2 + C3H6 = 9 Ce2O3 + 3 CO2 + 3 H2O
HCOOH + Ca(OH)2 = Ca(COOH)2 + H2O =>
2 HCOOH + Ca(OH)2 = Ca(COOH)2 + 2 H2O
BiCl3 + KOH = Bi(OH)3 + KCl =>
BiCl3 + 3 KOH = Bi(OH)3 + 3 KCl
Cu(NH3)4(H2O)2{2+} + H2SO4 = CuSO4 + (NH4)2SO4 + H3O{+} =>
Cu(NH3)4(H2O)2{2+} + 3 H2SO4 = CuSO4 + 2(NH4)2SO4 + 2 H3O{+}
H2C2O4 + Al(OH)3 = HC2O4 + Al + H2O =>
3 H2C2O4 + Al(OH)3 = 3 HC2O4 + Al + 3 H2O
No + H2O = HNo3 + O2 =>
12 No + 2 H2O = 4 HNo3 + O2
SnS2 + HNO3 = Sn(NO3)4 + H2SO4 + NO + H2O =>
3 SnS2 + 28 HNO3 = 3 Sn(NO3)4 + 6 H2SO4 + 16 NO + 8 H2O
Si(OC2H5)4 + H2O = SiO2 + C2H5OH =>
Si(OC2H5)4 + 2 H2O = SiO2 + 4 C2H5OH
HCOOH + Ca(OH)2 = (HCOO)2Ca + H2O =>
2 HCOOH + Ca(OH)2 = (HCOO)2Ca + 2 H2O
FeSO4*7H20 + HNO3 = Fe(NO3)3 + Fe2(SO4)3 + H2O + NO2 =>
3 FeSO4*7H20 + 426 HNO3 = Fe(NO3)3 + Fe2(SO4)3 + 423 H2O + 423 NO2
Al + NaNO3 + NaOH + H2O = Na[Al(OH)4] + NH3 =>
8 Al + 3 NaNO3 + 5 NaOH + 18 H2O = 8 Na[Al(OH)4] + 3 NH3
HCOOH + Ca(OH)2 = Ca(HCOO)2 + H2O =>
2 HCOOH + Ca(OH)2 = Ca(HCOO)2 + 2 H2O
HCl(aq) + NaI(aq) = NaCl(aq) + HI(aq) =>
HCl(aq) + NaI(aq) = NaCl(aq) + HI(aq)
Al(OH)3 + Li2O = LiOH + Al2O3 =>
2 Al(OH)3 + 3 Li2O = 6 LiOH + Al2O3
Mn + O = Mn2O3 =>
2 Mn + 3 O = Mn2O3
Na + H2CO3 = NaHCO3 + H2 =>
2 Na + 2 H2CO3 = 2 NaHCO3 + H2
KMnO4 + HCl = KCl + MnCl2 + H2O + Cl2 =>
2 KMnO4 + 16 HCl = 2 KCl + 2 MnCl2 + 8 H2O + 5 Cl2
ZrOCl2*8H2O + NH4OH = ZrO(OH)2 + NH4Cl + H2O =>
ZrOCl2*8H2O + 2 NH4OH = ZrO(OH)2 + 2 NH4Cl + 8 H2O
Mn{3+} + I{-} + OH{-} = Mn{2+} + IO31{-} + H2O =>
62 Mn{3+} + I{-} + 62 OH{-} = 62 Mn{2+} + IO31{-} + 31 H2O
H2SO4 + H2O = H3O{+} + SO4{2-} =>
H2SO4 + 2 H2O = 2 H3O{+} + SO4{2-}
Cd(NO3)2(aq) + Al(s) = Al(NO3)3(aq) + Cd(s) =>
3 Cd(NO3)2(aq) + 2 Al(s) = 2 Al(NO3)3(aq) + 3 Cd(s)
Ag + KBr = AgBr + K =>
Ag + KBr = AgBr + K
FeBr2 + (NH4)3PO4 = FePO4 + (NH4)3Br2 =>
FeBr2 + (NH4)3PO4 = FePO4 + (NH4)3Br2
C2H5OH + NaClO = NaCl + CH3CHO + H2O =>
C2H5OH + NaClO = NaCl + CH3CHO + H2O
KI + AgNO2 = AgI + KNO2 =>
KI + AgNO2 = AgI + KNO2
CuCl2 + CuO = Cu2Cl2O =>
CuCl2 + CuO = Cu2Cl2O
C4H10 + O2 = CO2 + H2O =>
2 C4H10 + 13 O2 = 8 CO2 + 10 H2O
CH4 + HCl = CH5Cl =>
CH4 + HCl = CH5Cl
Au(NO3)3 + Co = Au + Co(NO3)3 =>
Au(NO3)3 + Co = Au + Co(NO3)3
PbS + PbO + Na2CO3 = Pb + Na2SO4 + CO2 =>
PbS + 3 PbO + Na2CO3 = 4 Pb + Na2SO4 + CO2
KF + H2SO4 = KHSO4 + H2F2 =>
2 KF + 2 H2SO4 = 2 KHSO4 + H2F2
Ca(NO3)2 + K2PO3 = KNO3 + CaPO3 =>
Ca(NO3)2 + K2PO3 = 2 KNO3 + CaPO3
AlBr + KSO3 = KBr + AlSO3 =>
AlBr + KSO3 = KBr + AlSO3
Cr(OH)3 + CuCl2 = Cu(OH)2 + CrCl3 =>
2 Cr(OH)3 + 3 CuCl2 = 3 Cu(OH)2 + 2 CrCl3
CuCl2 + Na2CO3 + H2O = Cu(OH)2 + NaCl + CO2 =>
CuCl2 + Na2CO3 + H2O = Cu(OH)2 + 2 NaCl + CO2
C6H10O5 + H2O = H2 + CO2 =>
C6H10O5 + 7 H2O = 12 H2 + 6 CO2
HCl + Ba(OH)2 = BaCl2 + H2O =>
2 HCl + Ba(OH)2 = BaCl2 + 2 H2O
CuO + P2O5 = Cu3(PO4)2 =>
3 CuO + P2O5 = Cu3(PO4)2
Fe + KMnO4 + H2SO4 = Fe2(SO4)3 + MnSO4 + KHSO4 + H2O =>
10 Fe + 6 KMnO4 + 27 H2SO4 = 5 Fe2(SO4)3 + 6 MnSO4 + 6 KHSO4 + 24 H2O
HIO4 + Mn(OH)2 = Mn(IO4)2 + H2O =>
2 HIO4 + Mn(OH)2 = Mn(IO4)2 + 2 H2O
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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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