| Équations équilibrées la veille |
C6H6O2 + 11 OH = C6H5O7 + 6 H2O
Ca + K2Cr2O7 = CaCr + O + K =>
2 Ca + K2Cr2O7 = 2 CaCr + 7 O + 2 K
Al(s) + FeBr2(aq) = AlBr3 + Fe =>
2 Al(s) + 3 FeBr2(aq) = 2 AlBr3 + 3 Fe
NiCO3 = NiO + CO2 =>
NiCO3 = NiO + CO2
NaIO3 + Cl2 + NaOH = NaIO4 + NaCl + H2O =>
NaIO3 + Cl2 + 2 NaOH = NaIO4 + 2 NaCl + H2O
NaOH + NaCl = HCl + Na2O =>
NaOH + NaCl = HCl + Na2O
HBiO3 + N2H4 = Bi3 + N2 + H2O =>
12 HBiO3 + 15 N2H4 = 4 Bi3 + 15 N2 + 36 H2O
NaI + Cl2 = NaCl + I2 = NaCl + I2 =>
2 NaI + Cl2 = 2 NaCl + I2
C3H6O3 + Na = C3H4O3Na3 + H2 =>
C3H6O3 + 3 Na = C3H4O3Na3 + H2
NaOH + NaCl = HCl + Na2O =>
NaOH + NaCl = HCl + Na2O
C5H10 + Br2 = C5H9Br + HBr =>
C5H10 + Br2 = C5H9Br + HBr
C12H24O12 + H2SO4 = H2S + H2O + CO2 =>
C12H24O12 + 6 H2SO4 = 6 H2S + 12 H2O + 12 CO2
H2SO3 + NH3 = (NH4)2SO3 =>
H2SO3 + 2 NH3 = (NH4)2SO3
Cr2(SO4)3 + H2O2 + NaOH = NaCrO4 + H2O + NaSO4 =>
2 Cr2(SO4)3 + 11 H2O2 + 10 NaOH = 4 NaCrO4 + 16 H2O + 6 NaSO4
NaOH + NaCl = HCl + Na2O =>
NaOH + NaCl = HCl + Na2O
Sn + Br2 = SnBr =>
2 Sn + Br2 = 2 SnBr
Sn + NaOH + H2O = Na(Sn(OH)2) + H2 =>
2 Sn + 2 NaOH + 2 H2O = 2 Na(Sn(OH)2) + H2
CrO4{2-} + SO3{2-} + H2O = Cr(OH)4{-} + SO4{2-} + OH{-} =>
2 CrO4{2-} + 3 SO3{2-} + 5 H2O = 2 Cr(OH)4{-} + 3 SO4{2-} + 2 OH{-}
K2Cr2O7 + HCl = KCl + CrCl3 + Cl2 + H2O =>
K2Cr2O7 + 14 HCl = 2 KCl + 2 CrCl3 + 3 Cl2 + 7 H2O
H2Se + H2O2 = H2O + Se =>
H2Se + H2O2 = 2 H2O + Se
C7H6O3 + NaOH = C7H4O3 + Na + H2O =>
C7H6O3 + 2 NaOH = C7H4O3 + 2 Na + 2 H2O
Cr(OH)3 + H2SeO3 = H2O + Cr(HSeO3)3 =>
Cr(OH)3 + 3 H2SeO3 = 3 H2O + Cr(HSeO3)3
C2H2 + CH3OH = C3H6O =>
C2H2 + CH3OH = C3H6O
S + NaOH = Na2S + Na2S2O3 + H2O =>
4 S + 6 NaOH = 2 Na2S + Na2S2O3 + 3 H2O
carbonmonoxide + chlorine = phosgene =>
CO + Cl2 = COCl2
C3H8 + Cl2 = C3H5Cl3 + HCl =>
C3H8 + 3 Cl2 = C3H5Cl3 + 3 HCl
I2 + O2 = I2O1 =>
2 I2 + O2 = 2 I2O1
carbonmonoxide + chlorine = phosgene =>
CO + Cl2 = COCl2
Ag + K2CrO4 = Ag2CrO4 + K =>
2 Ag + K2CrO4 = Ag2CrO4 + 2 K
Na2SO4 + BaCO3 = Na2CO3 + BaSO4 =>
Na2SO4 + BaCO3 = Na2CO3 + BaSO4
Zn2 + OH = Zn(OH)2 =>
Zn2 + 4 OH = 2 Zn(OH)2
AgNO3 + CuCl2 = Cu(NO3)2 + Ag2Cl2 =>
2 AgNO3 + CuCl2 = Cu(NO3)2 + Ag2Cl2
K2CrO4 + KBr + H2SO4 = CrO2Br2 + K2SO4 + H2O =>
K2CrO4 + 2 KBr + 2 H2SO4 = CrO2Br2 + 2 K2SO4 + 2 H2O
As4 + O2 = AsO =>
As4 + 2 O2 = 4 AsO
KCl + NH3 = KNH3 + Cl =>
KCl + NH3 = KNH3 + Cl
KCl + Ca(NO3)2 = K(NO3) + CaCl2 =>
2 KCl + Ca(NO3)2 = 2 K(NO3) + CaCl2
H2S + Cu2O = H2O + Cu2S =>
H2S + Cu2O = H2O + Cu2S
Mn + PO4 = MnPO4 =>
Mn + PO4 = MnPO4
Na3N + SnCl4 = NaCl + Sn3N4 =>
4 Na3N + 3 SnCl4 = 12 NaCl + Sn3N4
AgPO3 + HNO3 = HPO3 + AgNO3 =>
AgPO3 + HNO3 = HPO3 + AgNO3
C3H8O = C3H6 + H2O =>
C3H8O = C3H6 + H2O
Zn + Pb = Zn2Pb =>
2 Zn + Pb = Zn2Pb
C57H110O6 + NaOH = C3H8O3 + C18H35NaO2 =>
C57H110O6 + 3 NaOH = C3H8O3 + 3 C18H35NaO2
ClO{-} + CrO{-} + OH{-} = Cl{-} + CrO4{-2} + H2O =>
5 ClO{-} + 2 CrO{-} + 2 OH{-} = 5 Cl{-} + 2 CrO4{-2} + H2O
P4(s) + Br2(g) = PBr5(s) =>
P4(s) + 10 Br2(g) = 4 PBr5(s)
NaHCO3 + HC2H3O2 = NaH3O2 + H2C3O3 =>
NaHCO3 + HC2H3O2 = NaH3O2 + H2C3O3
K[Sn(OH)3] + H2O2 + KOH = K2[Sn(OH)6] =>
K[Sn(OH)3] + H2O2 + KOH = K2[Sn(OH)6]
HPO4 + NaOH = H2O + NaPO4 =>
HPO4 + NaOH = H2O + NaPO4
C4H6 + KMnO4 + H2SO4 = MnSO4 + K2SO4 + C2H4O2 + H2O =>
5 C4H6 + 6 KMnO4 + 9 H2SO4 = 6 MnSO4 + 3 K2SO4 + 10 C2H4O2 + 4 H2O
Al2(CO3)3 + SnCl4 = Sn(CO3)2 + AlCl3 =>
2 Al2(CO3)3 + 3 SnCl4 = 3 Sn(CO3)2 + 4 AlCl3
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Équations équilibrées sur12/16/24
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