| Équations équilibrées la veille | Équations équilibrées le lendemain |
CH4 + 4 O(g) = CO2 + 2 H2O
KHPC20H14O4NaOH = NaOHC20H14O4KHP =>
KHPC20H14O4NaOH = NaOHC20H14O4KHP
(CH3COO)2Pb + KI = (CH3COO)2K + PbI =>
(CH3COO)2Pb + KI = (CH3COO)2K + PbI
AgI + NH4OH = Ag(NH3)2I + H2O =>
AgI + 2 NH4OH = Ag(NH3)2I + 2 H2O
As2S3 + HNO3 + H2O = H3AsO4 + H2SO4 + NO =>
3 As2S3 + 28 HNO3 + 4 H2O = 6 H3AsO4 + 9 H2SO4 + 28 NO
MgCO3 + HNO2 = MgN2O4 + H2O + CO2 =>
MgCO3 + 2 HNO2 = MgN2O4 + H2O + CO2
AgBr + H3PO4 = Ag3PO4 + HBr =>
3 AgBr + H3PO4 = Ag3PO4 + 3 HBr
CuS + HCl = CuCl2 + H2S =>
CuS + 2 HCl = CuCl2 + H2S
H2SO4 + NaOH = Na2SO4 + H2O =>
H2SO4 + 2 NaOH = Na2SO4 + 2 H2O
Sb2S3(s) + O2(g) = Sb2O3(s) + SO2(g) =>
2 Sb2S3(s) + 9 O2(g) = 2 Sb2O3(s) + 6 SO2(g)
NaCI + KNO3 = KCI + NaNO3 =>
NaCI + KNO3 = KCI + NaNO3
C7H9 + HNO3 = C7H6N3O6 + H2O =>
C7H9 + 3 HNO3 = C7H6N3O6 + 3 H2O
SnI4 + Br2 = SnBr + I =>
2 SnI4 + Br2 = 2 SnBr + 8 I
Al(CN)3 + H2SO3 = Al2(SO3)3 + HCN =>
2 Al(CN)3 + 3 H2SO3 = Al2(SO3)3 + 6 HCN
KCIO3 + FeSO4 + H2SO4 = KCI + Fe2(SO4)3 + H2O =>
KCIO3 + 6 FeSO4 + 3 H2SO4 = KCI + 3 Fe2(SO4)3 + 3 H2O
Cr(OH)3 = Cr2O3 + H2O =>
2 Cr(OH)3 = Cr2O3 + 3 H2O
C4H6O3(l) + H2O(l) = C2H4O2 =>
C4H6O3(l) + H2O(l) = 2 C2H4O2
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
Al(OH)3 + NaOH = Na[Al(OH)4] =>
Al(OH)3 + NaOH = Na[Al(OH)4]
Ca(OH)2 + H2SO4 = CaSO4 + H2O =>
Ca(OH)2 + H2SO4 = CaSO4 + 2 H2O
Mn{4+} + Al = Mn + Al{3+} =>
3 Mn{4+} + 4 Al = 3 Mn + 4 Al{3+}
I2 + Na2S2O3 = NaI + Na2S4O6 =>
I2 + 2 Na2S2O3 = 2 NaI + Na2S4O6
NaSO3 + HCl = NaCl + HSO3 =>
NaSO3 + HCl = NaCl + HSO3
HCHO + CuSO4 + NaOH = HCOOH + Cu2O + Na2SO4 + H2O =>
HCHO + 2 CuSO4 + 4 NaOH = HCOOH + Cu2O + 2 Na2SO4 + 2 H2O
Ba3(PO4)2 + Al2O3 = BaO + Al(PO4) =>
Ba3(PO4)2 + Al2O3 = 3 BaO + 2 Al(PO4)
F2O + NaOH = NaF + O2 + H2O =>
F2O + 2 NaOH = 2 NaF + O2 + H2O
Cr2O3 + NaNO3 + Na2CO3 = NO + Na2CrO4 + CO2 =>
Cr2O3 + 2 NaNO3 + Na2CO3 = 2 NO + 2 Na2CrO4 + CO2
MnO4{-} + SO2 + H2O = Mn2 + SO4{-}2 + H{+} =>
6 MnO4{-} + 14 SO2 + 4 H2O = 3 Mn2 + 14 SO4{-}2 + 8 H{+}
PbS + HCl = PbCl2 + H2S =>
PbS + 2 HCl = PbCl2 + H2S
CaCO3 + HCl = CaCl2 + CO2 + H2O =>
CaCO3 + 2 HCl = CaCl2 + CO2 + H2O
SrCl2 + K2CO3 = SrCO3 + KCl =>
SrCl2 + K2CO3 = SrCO3 + 2 KCl
Ni(OH)2 + NiBr2 = NiBr + O2 + H2O =>
2 Ni(OH)2 + 2 NiBr2 = 4 NiBr + O2 + 2 H2O
Ca(IO3)2 + KI + H2SO4 = CaSO4 + KSO4 + I3 + H2O =>
3 Ca(IO3)2 + 15 KI + 18 H2SO4 = 3 CaSO4 + 15 KSO4 + 7 I3 + 18 H2O
HNO3 + CuO = Cu(NO3)2 + H2O =>
2 HNO3 + CuO = Cu(NO3)2 + H2O
NaHO3 + C6H8O7 = CO2 + H2O + Na3C6H5O7 =>
9 NaHO3 + 5 C6H8O7 = 12 CO2 + 17 H2O + 3 Na3C6H5O7
K2CO3 + C = CO + K =>
K2CO3 + 2 C = 3 CO + 2 K
NEt3 + HCl = NEt3HCl =>
NEt3 + HCl = NEt3HCl
Na + Fe(NO3)3 = Fe + NaNO3 =>
3 Na + Fe(NO3)3 = Fe + 3 NaNO3
IO3{-} + I{-} + H{+} = I3 + H2O =>
IO3{-} + 5 I{-} + 6 H{+} = 2 I3 + 3 H2O
Fe(NO3)3 + KOH = FeOH + K(NO3)3 =>
Fe(NO3)3 + KOH = FeOH + K(NO3)3
C4H8 + H2 = C4H10 =>
C4H8 + H2 = C4H10
CaO + SO3 = CaSO4 =>
CaO + SO3 = CaSO4
C2H2 + NaH = Na2C2 + H2 =>
C2H2 + 2 NaH = Na2C2 + 2 H2
Fe(NO3)2(aq) + CsOH(aq) = Fe(OH)2(s) + CsNO3 =>
Fe(NO3)2(aq) + 2 CsOH(aq) = Fe(OH)2(s) + 2 CsNO3
SnCl2 + CsCl = CsSnCl3 =>
SnCl2 + CsCl = CsSnCl3
HBr = H + Br = HBr =>
HBr = H + Br
(NH4)2SO4(aq) + Ag(C2H3O2)2(aq) = NH4C2H3O2(aq) + AgSO4(aq) =>
(NH4)2SO4(aq) + Ag(C2H3O2)2(aq) = 2 NH4C2H3O2(aq) + AgSO4(aq)
Mn2O7 + H2O = HMnO4 =>
Mn2O7 + H2O = 2 HMnO4
Al2O3 + HCl = AlCl3 + H2O =>
Al2O3 + 6 HCl = 2 AlCl3 + 3 H2O
CuSO4 + NaCl = Na2SO4 + CuCl2 =>
CuSO4 + 2 NaCl = Na2SO4 + CuCl2
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur10/18/24
Équations équilibrées sur11/17/23
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