| Équations équilibrées la veille | Équations équilibrées le lendemain |
Fe2O3(s) + 3 CO = 2 Fe + 3 CO2
CuCl2 + H2O = Cu + ClO2 + H2 =>
CuCl2 + 4 H2O = Cu + 2 ClO2 + 4 H2
Cr5Si3 + C = Cr7C3 + SiC =>
7 Cr5Si3 + 36 C = 5 Cr7C3 + 21 SiC
Fe(NO3)3 + Ba(OH)2 = Ba(NO3)2 + Fe(OH)3 =>
2 Fe(NO3)3 + 3 Ba(OH)2 = 3 Ba(NO3)2 + 2 Fe(OH)3
H3An + NaOH = Na3An + H2O =>
H3An + 3 NaOH = Na3An + 3 H2O
NiCl2 + (NH4)2S = (NH4)2Cl + NiS2 =>
NiCl2 + 2(NH4)2S = 2(NH4)2Cl + NiS2
Li2CO3 + Fe2O3 + H3PO4 = LiFePO4 + CO2 + H2O + O2 =>
2 Li2CO3 + 2 Fe2O3 + 4 H3PO4 = 4 LiFePO4 + 2 CO2 + 6 H2O + O2
NaOH + CH3OOH = H2O + NaC2H3O2 =>
NaOH + 2 CH3OOH = 3 H2O + NaC2H3O2
PbO2 = PbO + O2 =>
2 PbO2 = 2 PbO + O2
Na2CrO7 + CO = Na2O + CO2 + Cr2O3 =>
2 Na2CrO7 + 9 CO = 2 Na2O + 9 CO2 + Cr2O3
O2 + C8H12O6 = H2O + CO2 =>
8 O2 + C8H12O6 = 6 H2O + 8 CO2
C10H13NO + HCl = C10H15N + Cl + O2 =>
2 C10H13NO + 4 HCl = 2 C10H15N + 4 Cl + O2
SrF2 + Rb2CO3 = Sr(CO3) + RbF =>
SrF2 + Rb2CO3 = Sr(CO3) + 2 RbF
FeCl3 + KI = KCl + FeCl2 + I2 =>
2 FeCl3 + 2 KI = 2 KCl + 2 FeCl2 + I2
C25H52 + O2 = CO2 + H2O =>
C25H52 + 38 O2 = 25 CO2 + 26 H2O
SrF2 + Rb2CO3 = Sr(CO3) + RbF =>
SrF2 + Rb2CO3 = Sr(CO3) + 2 RbF
PbO2 = PbO + O2 =>
2 PbO2 = 2 PbO + O2
AlO2 + CO = Al + CO2 =>
AlO2 + 2 CO = Al + 2 CO2
NO3{-} + CO2 + CH3COO{-} = N2 + H2O + CO3{-} =>
18 NO3{-} + 10 CO2 + 8 CH3COO{-} = 9 N2 + 12 H2O + 26 CO3{-}
FeSO4 + KMgO4 + H2SO4 = K2SO4 + MgSO4 + Fe2(SO4)3 + H2O =>
10 FeSO4 + 2 KMgO4 + 8 H2SO4 = K2SO4 + 2 MgSO4 + 5 Fe2(SO4)3 + 8 H2O
C2H4 + O2 = CO2 + H2O =>
C2H4 + 3 O2 = 2 CO2 + 2 H2O
Mn3O4(s) + Al(s) = Mn(s) + Al2O3(s) =>
3 Mn3O4(s) + 8 Al(s) = 9 Mn(s) + 4 Al2O3(s)
MnO2 = Mn3O4 + O2 =>
3 MnO2 = Mn3O4 + O2
Al2(OH)4SO4 + H2SO4 = Al2(SO4)3 + H2O =>
Al2(OH)4SO4 + 2 H2SO4 = Al2(SO4)3 + 4 H2O
C10H13NO + HCl = C10H15N + Cl + O2 =>
2 C10H13NO + 4 HCl = 2 C10H15N + 4 Cl + O2
MnO4 + H2C2O4 + H{+} = Mn2{+} + CO2 + H2O =>
4 MnO4 + 15 H2C2O4 + 2 H{+} = 2 Mn2{+} + 30 CO2 + 16 H2O
SiF4 + H2O = HF + Si(OH)4 =>
SiF4 + 4 H2O = 4 HF + Si(OH)4
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
HCOOH + OH{-} = COOH{-} + H2O =>
HCOOH + OH{-} = COOH{-} + H2O
SrF2 + Rb2CO3 = Sr(CO3) + RbF =>
SrF2 + Rb2CO3 = Sr(CO3) + 2 RbF
SiO2 + NaOH = Na2Si2O5 + H2O =>
2 SiO2 + 2 NaOH = Na2Si2O5 + H2O
CaCN2 + CO2 + H2O = NC + NH2 + CaCO3 =>
CaCN2 + CO2 + H2O = NC + NH2 + CaCO3
C3O + CO2 = CO =>
C3O + 2 CO2 = 5 CO
SrF2 + Rb2CO3 = Sr(CO3) + RbF =>
SrF2 + Rb2CO3 = Sr(CO3) + 2 RbF
C2H5OH + H{+} + Cr2O7{2-} = CH3COOH + H2O + Cr{3+} =>
3 C2H5OH + 16 H{+} + 2 Cr2O7{2-} = 3 CH3COOH + 11 H2O + 4 Cr{3+}
Ca3P2 + KMnO4 + H2O = Ca(H2PO4)2 + MnO2 + KOH + Ca(OH)2 =>
3 Ca3P2 + 16 KMnO4 + 20 H2O = 3 Ca(H2PO4)2 + 16 MnO2 + 16 KOH + 6 Ca(OH)2
PbO2 = PbO + O2 =>
2 PbO2 = 2 PbO + O2
Pb{2+} + Na2S = Na{+} + PbS =>
Pb{2+} + Na2S = 2 Na{+} + PbS
Fe2O3 + H2 = Fe + H2O = Fe + H2O =>
Fe2O3 + 3 H2 = 2 Fe + 3 H2O
Ca + (NH4)2SO4 = CaSO4 + NH4 =>
Ca + (NH4)2SO4 = CaSO4 + 2 NH4
C8H7ClO3 + CH3NH2 = C9H11NO3 + HCl =>
C8H7ClO3 + CH3NH2 = C9H11NO3 + HCl
C2H5OH + O2 = C2 + H2O =>
C2H5OH + O2 = C2 + 3 H2O
SrF2 + Rb2CO3 = Sr(CO3) + RbF =>
SrF2 + Rb2CO3 = Sr(CO3) + 2 RbF
Pb{2+} + Na2S = Na{+} + PbS =>
Pb{2+} + Na2S = 2 Na{+} + PbS
Br2(aq) = Br(aq) =>
Br2(aq) = 2 Br(aq)
C10H13NO + HCl = C10H15N + Cl + O2 =>
2 C10H13NO + 4 HCl = 2 C10H15N + 4 Cl + O2
Pb{2+} + Na2S = Na{+} + PbS =>
Pb{2+} + Na2S = 2 Na{+} + PbS
Bi2(SeO3)5 + Po(ClO4)6 = Po(SeO3)3 + Bi(ClO4)5 =>
3 Bi2(SeO3)5 + 5 Po(ClO4)6 = 5 Po(SeO3)3 + 6 Bi(ClO4)5
NH3 + H2SO4 = NHSO4 + H2 =>
NH3 + H2SO4 = NHSO4 + 2 H2
(NH4)2SO3 + CuSO4 = (NH4)2SO4 + Cu2O + SO2 =>
3(NH4)2SO3 + 2 CuSO4 = 3(NH4)2SO4 + Cu2O + 2 SO2
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur01/04/24
Équations équilibrées sur02/03/23
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