| Équations équilibrées la veille |
Al2S3O12 + 6 NaHCO3 = 2 AlO3H3 + 3 Na2SO4 + 6 CO2
SO3 + O3 = SO4 =>
3 SO3 + O3 = 3 SO4
NaOH(ac) + HCI(ac) = NaCI(ac) + H2O(i) =>
NaOH(ac) + HCI(ac) = NaCI(ac) + H2O(i)
PCl5 + H2O = HCl + H3PO4 =>
PCl5 + 4 H2O = 5 HCl + H3PO4
Zn(NO3)2 + NH4NO3 + NaOH = H2O + NaNO3 + Zn =>
4 Zn(NO3)2 + NH4NO3 + 10 NaOH = 7 H2O + 10 NaNO3 + 4 Zn
C3H90 + O2 = CO2 + H2O =>
2 C3H90 + 51 O2 = 6 CO2 + 90 H2O
S02 + H2O = H2SO =>
S02 + 2 H2O = 2 H2SO
Cu3(PO4)2 + Na2SO4 = Na3PO4 + CuSO4 =>
Cu3(PO4)2 + 3 Na2SO4 = 2 Na3PO4 + 3 CuSO4
Fe(II) + H2SO4 = Fe(II)SO4 + H2 =>
Fe(II) + H2SO4 = Fe(II)SO4 + H2
C6H5CHO + Cr2O7{2-} + H{+} = C6H5COOH + Cr3{+} + H2O =>
17 C6H5CHO + 3 Cr2O7{2-} + 8 H{+} = 17 C6H5COOH + 2 Cr3{+} + 4 H2O
K2O2(s) + CO2(g) = K2CO3(s) + O2(g) =>
2 K2O2(s) + 2 CO2(g) = 2 K2CO3(s) + O2(g)
Na + O2 = Na2O2 =>
2 Na + O2 = Na2O2
C6H12O6 + O2 = CO2 + H2O6 =>
C6H12O6 + 21 O2 = 6 CO2 + 6 H2O6
C6H5C6H5 + (CH3)3CCl = (CH3)3CC6H4C6H4C(CH3)3 + HCl =>
C6H5C6H5 + 2(CH3)3CCl = (CH3)3CC6H4C6H4C(CH3)3 + 2 HCl
CaO + ClH = CaCl2 + H2O =>
CaO + 2 ClH = CaCl2 + H2O
FeCl3(ag) + NaOH(ag) = Fe(OH)3(s) + NaCl(ag) =>
FeCl3(ag) + 3 NaOH(ag) = Fe(OH)3(s) + 3 NaCl(ag)
{-}8x = {-}6x{-}23 =>
{-}8x = {-}6x{-}23
CrO3 + Na2S + H2SO4 + H2O = Cr2(SO4)3*12H2O + Na2SO4 =>
8 CrO3 + 3 Na2S + 12 H2SO4 + 36 H2O = 4 Cr2(SO4)3*12H2O + 3 Na2SO4
NaOH + KIO3 = KOH + NaIO3 =>
NaOH + KIO3 = KOH + NaIO3
C6H6 + O2 = CO2 + H2O =>
2 C6H6 + 15 O2 = 12 CO2 + 6 H2O
LiI + H2SO4 = H2S + I2 + Li2SO4 + H2O =>
8 LiI + 5 H2SO4 = H2S + 4 I2 + 4 Li2SO4 + 4 H2O
CH3CHO(g) + O2(g) = CO2(g) + H2O(g) =>
2 CH3CHO(g) + 5 O2(g) = 4 CO2(g) + 4 H2O(g)
ZnCl2(aq) + Ca(OH)2(aq) = Zn(OH)2 + CaCl2 =>
ZnCl2(aq) + Ca(OH)2(aq) = Zn(OH)2 + CaCl2
Cr2O3 + KOH + Na2S2O8 = K2CrO4 + Na2SO4 + K2SO4 + H2O =>
Cr2O3 + 10 KOH + 3 Na2S2O8 = 2 K2CrO4 + 3 Na2SO4 + 3 K2SO4 + 5 H2O
Ca(OH)2(l) + HCl(aq) = CaCl2(aq) + H2O(l) =>
Ca(OH)2(l) + 2 HCl(aq) = CaCl2(aq) + 2 H2O(l)
Na(OH)(s) + CO2(g) = Na2CO3(s) + H2O(l) =>
2 Na(OH)(s) + CO2(g) = Na2CO3(s) + H2O(l)
Ca + HCl = CaCl2 + H2 =>
Ca + 2 HCl = CaCl2 + H2
Ag(NH3)2OH + C6H10 = C6H10Ag + (NH3)2OH =>
Ag(NH3)2OH + C6H10 = C6H10Ag + (NH3)2OH
Au + HNO3 + HCl = AuCl4 + H2O + NO =>
3 Au + 4 HNO3 + 12 HCl = 3 AuCl4 + 8 H2O + 4 NO
PCl3 + H2O = H3PO3 + HCl =>
PCl3 + 3 H2O = H3PO3 + 3 HCl
CO(NH2)2 = HNCO + NH3 =>
CO(NH2)2 = HNCO + NH3
Ag3PO4 + H2SO4 = Ag2SO4 + H3PO4 =>
2 Ag3PO4 + 3 H2SO4 = 3 Ag2SO4 + 2 H3PO4
CuI2 + Na2S2O3 = CuS2O3 + NaI =>
CuI2 + Na2S2O3 = CuS2O3 + 2 NaI
KNO3 + C12H22O11 = K2O + CO2 + H2O + N2 =>
48 KNO3 + 5 C12H22O11 = 24 K2O + 60 CO2 + 55 H2O + 24 N2
Ni(SO4) + NaOH = Ni(OH) + Na(SO4) =>
Ni(SO4) + NaOH = Ni(OH) + Na(SO4)
C8H10N4O2 + NaOH = C8H9N4O2Na + H2O =>
C8H10N4O2 + NaOH = C8H9N4O2Na + H2O
SnCl2*2H2O + NaOH = SnO + NaCl + H2O =>
SnCl2*2H2O + 2 NaOH = SnO + 2 NaCl + 3 H2O
C2H4O + Cu2O = Cu + C2H4O2 =>
C2H4O + Cu2O = 2 Cu + C2H4O2
NaClO4 + Zn + H2SO4 = H2O + ZnSO4 + NaCl =>
NaClO4 + 4 Zn + 4 H2SO4 = 4 H2O + 4 ZnSO4 + NaCl
C6H12O + KMnO4 + H2SO4 = CO2 + K2SO4 + MnSO4 + H2O =>
5 C6H12O + 34 KMnO4 + 51 H2SO4 = 30 CO2 + 17 K2SO4 + 34 MnSO4 + 81 H2O
SnCl2*2H2O + NaOH = SnO + NaCl + H2O =>
SnCl2*2H2O + 2 NaOH = SnO + 2 NaCl + 3 H2O
HNO3 + C2H6 = C2H5NO2 + H2O =>
HNO3 + C2H6 = C2H5NO2 + H2O
Al(Cl)3 + K2S = KCl + Al2S3 =>
2 Al(Cl)3 + 3 K2S = 6 KCl + Al2S3
FeI2 + Cu = CuI2 + Fe =>
FeI2 + Cu = CuI2 + Fe
SO3(g) + H2O(aq) = H2SO4(g) =>
SO3(g) + H2O(aq) = H2SO4(g)
PbCO3(s) + HC2H5CO2(aq) = C6H10PbO4(s) + H2O(l) + CO2(g) =>
PbCO3(s) + 2 HC2H5CO2(aq) = C6H10PbO4(s) + H2O(l) + CO2(g)
Mg(OH)2(aq) + NaCl(cr) = MgCl2(aq) + NaOH(i) =>
Mg(OH)2(aq) + 2 NaCl(cr) = MgCl2(aq) + 2 NaOH(i)
C22H46(l) + O2(g) = CO2(g) + H2O =>
2 C22H46(l) + 67 O2(g) = 44 CO2(g) + 46 H2O
MnSO4 + Fe2(SO4)3 + H2O = MnO2 + FeSO4 + H2SO4 =>
MnSO4 + Fe2(SO4)3 + 2 H2O = MnO2 + 2 FeSO4 + 2 H2SO4
H2S + Pd(NO3)2 = HNO3 + PdS =>
H2S + Pd(NO3)2 = 2 HNO3 + PdS
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