| Équations équilibrées la veille | Équations équilibrées le lendemain |
4 Fe(CrO2)2 + 8 Na2CO3 + 7 O2 = 8 Na2CrO4 + 2 Fe2O3 + 8 CO2
Cl2(g) + KBr(aq) = KCl(aq) + Br2 =>
Cl2(g) + 2 KBr(aq) = 2 KCl(aq) + Br2
GaAs + NaCl = GaCl3 + Na3As =>
GaAs + 3 NaCl = GaCl3 + Na3As
NH4HCO3 + O2 = CO2 + H2O + N2 =>
4 NH4HCO3 + 3 O2 = 4 CO2 + 10 H2O + 2 N2
C2H5COOH + KOH = KC2H5COO + H2O =>
C2H5COOH + KOH = KC2H5COO + H2O
CuCl + Mg(OH)2 = Cu(OH)2 + MgCl =>
CuCl + Mg(OH)2 = Cu(OH)2 + MgCl
(NH4)3Po4 + NaOH = Na3Po4 + H2O + NH3 =>
(NH4)3Po4 + 3 NaOH = Na3Po4 + 3 H2O + 3 NH3
CaO + MoO3 = CaMoO4 =>
CaO + MoO3 = CaMoO4
K2CO3 + HCl = CO2 + H2O + KCl =>
K2CO3 + 2 HCl = CO2 + H2O + 2 KCl
SO3 + NaOH = Na2SO4 + H2O =>
SO3 + 2 NaOH = Na2SO4 + H2O
K3N + HBr = KBr + H3N =>
K3N + 3 HBr = 3 KBr + H3N
HNO3 + Fe = NO2 + FeNO33 + H2O =>
62 HNO3 + Fe = 61 NO2 + FeNO33 + 31 H2O
Na2O + H2O = NaOH =>
Na2O + H2O = 2 NaOH
Ba(OH)2(aq) + H2SO4(aq) = BaSO4 + HOH =>
Ba(OH)2(aq) + H2SO4(aq) = BaSO4 + 2 HOH
C8H16 + O2 = CO2 + H2O =>
C8H16 + 12 O2 = 8 CO2 + 8 H2O
NO3Ar + HCl = ClAr + HNO3 =>
NO3Ar + HCl = ClAr + HNO3
Cu(NO3)2 + H3PO4 = Cu3(PO4)2 + HNO3 =>
3 Cu(NO3)2 + 2 H3PO4 = Cu3(PO4)2 + 6 HNO3
C6H4(OH)COOH + CH3OH = C6H4(OH)COOCH3 + CH2O =>
5 C6H4(OH)COOH + 4 CH3OH = 4 C6H4(OH)COOCH3 + 7 CH2O
HAsO3{2-} + S2O8{2-} + H2O = H2AsO4{-} + SO4{2-} + H{+} =>
HAsO3{2-} + S2O8{2-} + H2O = H2AsO4{-} + 2 SO4{2-} + H{+}
C + O2 = CO2 =>
C + O2 = CO2
Li2SO4 = Li2O + SO2 + O2 =>
2 Li2SO4 = 2 Li2O + 2 SO2 + O2
C8H14 + O2 = CO2 + H2O =>
2 C8H14 + 23 O2 = 16 CO2 + 14 H2O
HCI + K = KCI + H2 =>
2 HCI + 2 K = 2 KCI + H2
Ag + H2S = H2Ag + S =>
Ag + H2S = H2Ag + S
KMnO4 + Na2SO3 + KOH = K2MnO4 + Na2SO4 + H2O =>
2 KMnO4 + Na2SO3 + 2 KOH = 2 K2MnO4 + Na2SO4 + H2O
NiSO4 + H2O = Ni + H2SO4 + O2 =>
2 NiSO4 + 2 H2O = 2 Ni + 2 H2SO4 + O2
CaCO3 + HNO3 = Ca(NO3)2 + CO2 + H2O* =>
CaCO3 + 2 HNO3 = Ca(NO3)2 + CO2 + H2O*
HI + KI + O2 = KI3 + H2O =>
4 HI + 2 KI + O2 = 2 KI3 + 2 H2O
CrO2{-} + S2O8{-2} + OH{-} = CrO4{-2} + SO4{-2} + H2O =>
2 CrO2{-} + 3 S2O8{-2} + 8 OH{-} = 2 CrO4{-2} + 6 SO4{-2} + 4 H2O
HNO3 + MgCl2 = HCl2 + MgNO3 =>
HNO3 + MgCl2 = HCl2 + MgNO3
P + O2 = P2O3 =>
4 P + 3 O2 = 2 P2O3
S2 + KClO3 + H2O = Cl2 + K2SO4 + H2SO4 =>
5 S2 + 12 KClO3 + 4 H2O = 6 Cl2 + 6 K2SO4 + 4 H2SO4
NO + OH{-} = NO2{-} + H2O + e =>
NO + 2 OH{-} = NO2{-} + H2O + e
Fe(CN)6{3-} + S2O3{2-} = Fe(CN)6{4-} + S4O6{2-} =>
2 Fe(CN)6{3-} + 2 S2O3{2-} = 2 Fe(CN)6{4-} + S4O6{2-}
NH4OH + NH4HSO4 = (NH4)2SO4 + H2O =>
NH4OH + NH4HSO4 = (NH4)2SO4 + H2O
SrO + HNO3 = Sr(NO3)2 + H2O =>
SrO + 2 HNO3 = Sr(NO3)2 + H2O
NO + OH{-} = NO3{-} + H2O + e =>
NO + 4 OH{-} = NO3{-} + 2 H2O + 3e
CaSO4 + K3N = Ca3N2 + K2SO4 =>
3 CaSO4 + 2 K3N = Ca3N2 + 3 K2SO4
C10H7OH + NaOH = C10H7NaO + H2O =>
C10H7OH + NaOH = C10H7NaO + H2O
Fe + C2O4 = Fe2(C2O4)3 =>
2 Fe + 3 C2O4 = Fe2(C2O4)3
AlCl = Al + Cl =>
AlCl = Al + Cl
NO + OH{-} = NO2{-} + H2O + e =>
NO + 2 OH{-} = NO2{-} + H2O + e
Ca(aq) + S(aq) = CaS =>
Ca(aq) + S(aq) = CaS
NO + OH{-} = NO2{-} + H2O + e =>
NO + 2 OH{-} = NO2{-} + H2O + e
FeCl3 + BaCl2 = Fe(Cl3)2 + BaCl =>
FeCl3 + 3 BaCl2 = Fe(Cl3)2 + 3 BaCl
P + O2 = P2O3 =>
4 P + 3 O2 = 2 P2O3
H{+} + C2HCl3 + Fe = C2H4 + Cl{-} + Fe2{+} =>
3 H{+} + C2HCl3 + 12 Fe = C2H4 + 3 Cl{-} + 6 Fe2{+}
Mg + CO2 = MgO + C =>
2 Mg + CO2 = 2 MgO + C
C12H24O12(s) + O2(g) = CO2(g) + H2O(g) =>
C12H24O12(s) + 12 O2(g) = 12 CO2(g) + 12 H2O(g)
X2H4 + O2 = XO2 + H2O =>
X2H4 + 3 O2 = 2 XO2 + 2 H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur01/03/25
Équations équilibrées sur02/02/24
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