| Équations équilibrées la veille |
MgFe2O4 + Al2O3 = MgO + 2 AlFeO3
HCOOH + Cu(OH)2 = Cu2O + CO2 + H2O =>
HCOOH + 2 Cu(OH)2 = Cu2O + CO2 + 3 H2O
P + HNO3 + H2O = H3PO4 + NO =>
3 P + 5 HNO3 + 2 H2O = 3 H3PO4 + 5 NO
Na2SO3 + Ca(OH)2 = NaOH + CaSO3 =>
Na2SO3 + Ca(OH)2 = 2 NaOH + CaSO3
HBr + Mg(OH)2 = H(OH)2 + BrMg =>
HBr + Mg(OH)2 = H(OH)2 + BrMg
Ca3(PO3)2 + SiO2 + C = CaSiO3 + P4 + CO =>
2 Ca3(PO3)2 + 6 SiO2 + 6 C = 6 CaSiO3 + P4 + 6 CO
SO3H2O = H2SO4 =>
SO3H2O = H2SO4
Fe(oh)3 = Fe(oh)2 =>
2 Fe(oh)3 = 3 Fe(oh)2
H(Np) = H2 + Np2 =>
2 H(Np) = H2 + Np2
C + Ca(OH)2 = CaC2(OH)2 =>
2 C + Ca(OH)2 = CaC2(OH)2
CdO + CH3COOH = Cd(CH3CO2)2 + H2O =>
CdO + 2 CH3COOH = Cd(CH3CO2)2 + H2O
KMnO4 + HCl = Mn + Cl2 + H2O + KCl =>
2 KMnO4 + 16 HCl = 2 Mn + 7 Cl2 + 8 H2O + 2 KCl
Li + O2 = Li2O =>
4 Li + O2 = 2 Li2O
KI + HClO + CCl4 = KCl + HCl + CO + I2 =>
4 KI + HClO + CCl4 = 4 KCl + HCl + CO + 2 I2
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
Fe(ClO2)3 + K2CO3 = Fe2(CO3)3 + KClO2 =>
2 Fe(ClO2)3 + 3 K2CO3 = Fe2(CO3)3 + 6 KClO2
Ca(OH)2 + Ce(NO3)3 = Ca(NO3)2 + Ce(OH)3 =>
3 Ca(OH)2 + 2 Ce(NO3)3 = 3 Ca(NO3)2 + 2 Ce(OH)3
HC3H3O3 = C2H4O + CO2 =>
HC3H3O3 = C2H4O + CO2
CrCl3 + NaHCO3 = Cr2(CO3)3 + CO2 + NaCl + H2O =>
2 CrCl3 + 6 NaHCO3 = Cr2(CO3)3 + 3 CO2 + 6 NaCl + 3 H2O
Na + Si = NaSi =>
Na + Si = NaSi
Na2PHO3 + MnO4{-} + H2O = Na2MnO4*3H2O + PHO3{-} =>
Na2PHO3 + MnO4{-} + 3 H2O = Na2MnO4*3H2O + PHO3{-}
KMnO4 + KHPO4 + HCl = Cl2 + H2O + K3PO4 + Mn3(PO4)2 =>
12 KMnO4 + 18 KHPO4 + 78 HCl = 39 Cl2 + 48 H2O + 10 K3PO4 + 4 Mn3(PO4)2
Na2HPO4*2H2O = P2O5 + NaOH + H2O =>
2 Na2HPO4*2H2O = P2O5 + 4 NaOH + 3 H2O
CuO + P2O5 = Cu3(PO4)2 =>
3 CuO + P2O5 = Cu3(PO4)2
CaS + HCl = CaCl2 + H2S =>
CaS + 2 HCl = CaCl2 + H2S
C7H14 + O2 = CO2 + H2O =>
2 C7H14 + 21 O2 = 14 CO2 + 14 H2O
Na3Po4(aq) + FeCl3(aq) = NaCl(aq) + FePo4(s) =>
Na3Po4(aq) + FeCl3(aq) = 3 NaCl(aq) + FePo4(s)
CaOCl2 + H2SO4 + KI = I2 + CaCl2 + K2SO4 + H2O =>
CaOCl2 + H2SO4 + 2 KI = I2 + CaCl2 + K2SO4 + H2O
Fe2O3 = Fe + O2 =>
2 Fe2O3 = 4 Fe + 3 O2
C10H15N + O2 = CO2 + H2O + N =>
4 C10H15N + 55 O2 = 40 CO2 + 30 H2O + 4 N
NaOH + SO2 + H2S = Na2S2O3 + H2O =>
6 NaOH + 4 SO2 + 2 H2S = 3 Na2S2O3 + 5 H2O
Fe2(CO3)3 + Cs = Cs2CO3 + Fe =>
Fe2(CO3)3 + 6 Cs = 3 Cs2CO3 + 2 Fe
MnO2 + S2O8{2-} + H2O = MnO4{-} + SO4{2-} + H{+} =>
2 MnO2 + 3 S2O8{2-} + 4 H2O = 2 MnO4{-} + 6 SO4{2-} + 8 H{+}
CuO2 + H2 = Cu2 + H2O =>
2 CuO2 + 4 H2 = Cu2 + 4 H2O
Cs + O2 = Cs2O =>
4 Cs + O2 = 2 Cs2O
Cu(OH)2 + ZnS = CuS + Zn(OH)2 =>
Cu(OH)2 + ZnS = CuS + Zn(OH)2
Ni2(CO3)2 = Ni2O2 + CO2 =>
Ni2(CO3)2 = Ni2O2 + 2 CO2
C5H10 + O3 = C5H8O4 + H2O =>
3 C5H10 + 5 O3 = 3 C5H8O4 + 3 H2O
KC8H504 + NaOH = KC8H404 + Na + H2O =>
KC8H504 + 100 NaOH = KC8H404 + 100 Na + 100 H2O
Na2S + HgCl2 = HgS + NaCl =>
Na2S + HgCl2 = HgS + 2 NaCl
Ca(s) + C(s) + O2(g) = CaCO3(s) =>
2 Ca(s) + 2 C(s) + 3 O2(g) = 2 CaCO3(s)
SiO2 + Na2CO3 = Si(CO3)2 + Na2O =>
SiO2 + 2 Na2CO3 = Si(CO3)2 + 2 Na2O
BaSO3 = BaS + O2 =>
2 BaSO3 = 2 BaS + 3 O2
NH3 + KOH = NH2 + K + H2O =>
NH3 + KOH = NH2 + K + H2O
ZnCl2 + NaHCO3 = ZnCO3 + NaCl + CO2 + H2O =>
ZnCl2 + 2 NaHCO3 = ZnCO3 + 2 NaCl + CO2 + H2O
La2(CO3)3 + HNO3 = La(NO3)3 + CO2 + H2O =>
La2(CO3)3 + 6 HNO3 = 2 La(NO3)3 + 3 CO2 + 3 H2O
As2S3 + ClO3{-} + H2O = H3AsO4 + SO42{-} + Cl{-} + H{+} =>
6 As2S3 + 259 ClO3{-} + 27 H2O = 12 H3AsO4 + 18 SO42{-} + 259 Cl{-} + 18 H{+}
CaCO3(s) + CH3COOH(aq) = H2CO3(aq) + Ca(CH3COO)2(aq) =>
CaCO3(s) + 2 CH3COOH(aq) = H2CO3(aq) + Ca(CH3COO)2(aq)
Ni2O3(aq) = Ni + O2 =>
2 Ni2O3(aq) = 4 Ni + 3 O2
C2H6O2 + O2 = CO2 + H2O =>
2 C2H6O2 + 5 O2 = 4 CO2 + 6 H2O
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