| Équations équilibrées la veille |
5 C8H9OH + 8 KMnO4 + 12 H2SO4 = 5 C8H6O3 + 4 K2SO4 + 8 MnSO4 + 22 H2O
UO3(NO3)2 = U3O8 + NO2 + O2 =>
6 UO3(NO3)2 = 2 U3O8 + 12 NO2 + 7 O2
HCl + C4H8 = C4H9Cl =>
HCl + C4H8 = C4H9Cl
C(s) + O2(s) = CO(g) =>
2 C(s) + O2(s) = 2 CO(g)
K2CO3 + HI = KI + H2CO3 =>
K2CO3 + 2 HI = 2 KI + H2CO3
Fe(HO)3 + HClO2 = Fe(ClO2)3 + H2O =>
Fe(HO)3 + 3 HClO2 = Fe(ClO2)3 + 3 H2O
HI + KOH = KI + H2O =>
HI + KOH = KI + H2O
Na3PO4 + HNO3 = H3PO4 + NaNO3 =>
Na3PO4 + 3 HNO3 = H3PO4 + 3 NaNO3
Ag(aq) + I2(aq) = AgI2(s) =>
Ag(aq) + I2(aq) = AgI2(s)
MgCO3 + HCOOH = MgHCO2 + CO2 + H2O =>
2 MgCO3 + 3 HCOOH = 2 MgHCO2 + 3 CO2 + 2 H2O
FeCl2 + NaOH + O2 = Fe3O4 + NaCl + H2O =>
6 FeCl2 + 12 NaOH + O2 = 2 Fe3O4 + 12 NaCl + 6 H2O
Cr{3+} + CO3{-2} = Cr2(CO3)3 =>
2 Cr{3+} + 3 CO3{-2} = Cr2(CO3)3
SiF + K = KF + Si =>
SiF + K = KF + Si
C5H11OH + O2 = CO2 + H2O =>
2 C5H11OH + 15 O2 = 10 CO2 + 12 H2O
ClO3{-} + H2O + I2 = IO3{-} + Cl{-} + H{+} =>
5 ClO3{-} + 3 H2O + 3 I2 = 6 IO3{-} + 5 Cl{-} + 6 H{+}
CH3COOH + Co(OH)2 = Co(CH3COO)2 + H2O =>
2 CH3COOH + Co(OH)2 = Co(CH3COO)2 + 2 H2O
Na2SO4 + S = Na2S + SO4 =>
Na2SO4 + S = Na2S + SO4
AgF + Pb(NO3)2 = Ag(NO3)2 + FPb =>
AgF + Pb(NO3)2 = Ag(NO3)2 + FPb
NaOH(aq) + Al(s) + H2O(l) = NaAlO2(s) + H2(g) =>
2 NaOH(aq) + 2 Al(s) + 2 H2O(l) = 2 NaAlO2(s) + 3 H2(g)
Na + HCl2 = NaCl + H2 =>
4 Na + 2 HCl2 = 4 NaCl + H2
C16H7N3O6 + O2 = CO2 + H2O + NO2 =>
4 C16H7N3O6 + 71 O2 = 64 CO2 + 14 H2O + 12 NO2
CaOMgO2SiO2 + Al = CaOMgOAl2O3 + Si =>
CaOMgO2SiO2 + 2 Al = CaOMgOAl2O3 + Si
NaCrO2 + Br + NaOH = NaBr + NaCrO4 + H2O =>
NaCrO2 + 4 Br + 4 NaOH = 4 NaBr + NaCrO4 + 2 H2O
Pb(s) + CuCl2(aq) = PbCl2(s) + Cu(aq) =>
Pb(s) + CuCl2(aq) = PbCl2(s) + Cu(aq)
NaNO3 + NaHSO4 = HNO3 + Na2SO4 =>
NaNO3 + NaHSO4 = HNO3 + Na2SO4
Na + H2O = NaOH2 =>
Na + H2O = NaOH2
K2SO4(aq) + BaCl2(at) = KCl(a) + BaSO4(s) =>
K2SO4(aq) + BaCl2(at) = 2 KCl(a) + BaSO4(s)
MgI2 + LiCl = MgCl2 + LiI =>
MgI2 + 2 LiCl = MgCl2 + 2 LiI
CaI2 + Na2SO4 = CaSO4 + NaI =>
CaI2 + Na2SO4 = CaSO4 + 2 NaI
Ni(NO3)2 + KOH = Ni(OH)2 + KNO3 =>
Ni(NO3)2 + 2 KOH = Ni(OH)2 + 2 KNO3
SiCl4 + H2O = H4SiO4 + HCl =>
SiCl4 + 4 H2O = H4SiO4 + 4 HCl
H2S + KMnO4 = MnS + K2S + H2S2O3 + H2O =>
22 H2S + 8 KMnO4 = 8 MnS + 4 K2S + 5 H2S2O3 + 17 H2O
HBr + H2SO4 = Br + S + H2O =>
6 HBr + H2SO4 = 6 Br + S + 4 H2O
Cr + Fe(NO3)2 = Fe + Cr(NO3)3 =>
2 Cr + 3 Fe(NO3)2 = 3 Fe + 2 Cr(NO3)3
HF(aq) + Ca(OH)2(aq) = CaF2(aq) + H2O(l) =>
2 HF(aq) + Ca(OH)2(aq) = CaF2(aq) + 2 H2O(l)
(CoOH)2SO4 + HNO3 = Co(NO3)2 + CoSO4 + H2O =>
(CoOH)2SO4 + 2 HNO3 = Co(NO3)2 + CoSO4 + 2 H2O
Mg(OH)2 + FeS = MgS + Fe(OH)2 =>
Mg(OH)2 + FeS = MgS + Fe(OH)2
C8H17OH + O2 = CO2 + H2O =>
C8H17OH + 12 O2 = 8 CO2 + 9 H2O
F2(g) + H2O(l) = HF(aq) + O2(g) =>
2 F2(g) + 2 H2O(l) = 4 HF(aq) + O2(g)
C2H4 + O2 = (CO2) + H2O =>
C2H4 + 3 O2 = 2(CO2) + 2 H2O
FeI3 + Cu2H2CO3 = Fe2H6(CO3)3 + CuI =>
2 FeI3 + 3 Cu2H2CO3 = Fe2H6(CO3)3 + 6 CuI
KOH + H3P04 = K3P04 + H2O =>
3 KOH + H3P04 = K3P04 + 3 H2O
SrPO4 + H2SO4 = SrSO4 + H2PO4 =>
SrPO4 + H2SO4 = SrSO4 + H2PO4
O2 + C8H18 = CO + H2O =>
17 O2 + 2 C8H18 = 16 CO + 18 H2O
C6H3N3O6 + O2 = CO2 + H2O + NO2 =>
4 C6H3N3O6 + 27 O2 = 24 CO2 + 6 H2O + 12 NO2
KO2(s) + H2O(g) + CO2(g) = KHCO3(s) + O2 =>
4 KO2(s) + 2 H2O(g) + 4 CO2(g) = 4 KHCO3(s) + 3 O2
BaCO3H2O = BaO + CO2 + H2O =>
BaCO3H2O = BaO + CO2 + H2O
HCl + CoS = H2S + CoCl2 =>
2 HCl + CoS = H2S + CoCl2
W + HNO3 = WO3 + NO2 + H2O =>
W + 6 HNO3 = WO3 + 6 NO2 + 3 H2O
Ni + KClO4 = Ni(ClO4)2 + K =>
Ni + 2 KClO4 = Ni(ClO4)2 + 2 K
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