| Équations équilibrées la veille |
10 C3H6O + 8 KMnO4 + 12 H2SO4 = 15 C2H4O2 + 4 K2SO4 + 8 MnSO4 + 12 H2O
Al2O3 + SO2 = Al + SO3 =>
Al2O3 + 3 SO2 = 2 Al + 3 SO3
Si2H6(g) + O2(g) = H2O(g) + SiO2(s) =>
2 Si2H6(g) + 7 O2(g) = 6 H2O(g) + 4 SiO2(s)
C8H9NO2 + NaOH = C8H10NO3Na =>
C8H9NO2 + NaOH = C8H10NO3Na
Br2 + NH3 = NH4Br + N2 =>
3 Br2 + 8 NH3 = 6 NH4Br + N2
Fe(IO3)3 = FeI3 + O2 =>
2 Fe(IO3)3 = 2 FeI3 + 9 O2
C8H9NO + O2 = CO2 + H2O + N2 =>
4 C8H9NO + 39 O2 = 32 CO2 + 18 H2O + 2 N2
C15H31COOH + C3H5(OH)3 = C15H31COOC3H5 + H2O =>
29 C15H31COOH + 10 C3H5(OH)3 = 26 C15H31COOC3H5 + 36 H2O
SO4 = SO3 + O2 =>
2 SO4 = 2 SO3 + O2
Ag + K4[Fe(Cn)6] = Ag[Fe(Cn)6] + K =>
Ag + K4[Fe(Cn)6] = Ag[Fe(Cn)6] + 4 K
AgBr + KCN = AgCN + KBr =>
AgBr + KCN = AgCN + KBr
C6H8O7 + Fe2O3 = Fe2C3 + H2O + CO2 =>
C6H8O7 + Fe2O3 = Fe2C3 + 4 H2O + 3 CO2
Ca + Na = Ca3Na2 =>
3 Ca + 2 Na = Ca3Na2
K2CrO4 + HBr = CrBr3 + Br2 + H2O + KBr =>
2 K2CrO4 + 16 HBr = 2 CrBr3 + 3 Br2 + 8 H2O + 4 KBr
Sb + HNO3 + HCl = H3SbCl6 + NO2 + H2O =>
Sb + 3 HNO3 + 6 HCl = H3SbCl6 + 3 NO2 + 3 H2O
Cu(NO3)2(ac) + NaOH(ac) = Cu(OH)2(s) + NaNO3 =>
Cu(NO3)2(ac) + 2 NaOH(ac) = Cu(OH)2(s) + 2 NaNO3
Ca(OH)2(s) = CaO(s) + H2O(g) =>
Ca(OH)2(s) = CaO(s) + H2O(g)
Cu + AgNO{3} = Cu(NO{3}) + Ag =>
Cu + AgNO{3} = Cu(NO{3}) + Ag
Hg + Fe(NO3)3 = Fe + Hg(NO3)3 =>
Hg + Fe(NO3)3 = Fe + Hg(NO3)3
KClO4 + HCl = KCl + Cl2 + H2O =>
KClO4 + 8 HCl = KCl + 4 Cl2 + 4 H2O
BaO + ZnO = BaZnO2 =>
BaO + ZnO = BaZnO2
CoCl2 + NaHCO3 = Co(HCO3)2 + NaCl =>
CoCl2 + 2 NaHCO3 = Co(HCO3)2 + 2 NaCl
ZnCO3(s) + HBr(aq) = H2O + CO2 + ZnBr2 =>
ZnCO3(s) + 2 HBr(aq) = H2O + CO2 + ZnBr2
Cr(NO3)3 + (NH4)2S = Cr2S3 + (NH4)(NO3) =>
2 Cr(NO3)3 + 3(NH4)2S = Cr2S3 + 6(NH4)(NO3)
CuSO4 + BaCl2 = CuCl2 + BaSO4 =>
CuSO4 + BaCl2 = CuCl2 + BaSO4
Ag2SO4 + Cr = Ag + Cr2(SO4)3 =>
3 Ag2SO4 + 2 Cr = 6 Ag + Cr2(SO4)3
C6H5NH2 + HCl = C6H5NH3{+} + Cl{-} =>
C6H5NH2 + HCl = C6H5NH3{+} + Cl{-}
Rb + CH3COOH = RbCH3COO + H =>
Rb + CH3COOH = RbCH3COO + H
CH3OH + NaOH = CH3NaO + H2O =>
CH3OH + NaOH = CH3NaO + H2O
CuSO4(aq) + Zn(NO3)2(aq) = Cu(NO3)2(aq) + ZnSO4(aq) =>
CuSO4(aq) + Zn(NO3)2(aq) = Cu(NO3)2(aq) + ZnSO4(aq)
PH3 + KMnO4 = MnO2 + K3PO4 + P + H2O =>
4 PH3 + 9 KMnO4 = 9 MnO2 + 3 K3PO4 + P + 6 H2O
CH3CH3 + Cl2 = C2H4Cl2 + HCl =>
CH3CH3 + 2 Cl2 = C2H4Cl2 + 2 HCl
Cr2O72{-} + SO2 + H = Cr3{+} + HSO4{-} + H2O =>
3 Cr2O72{-} + 5 SO2 + 417 H = 2 Cr3{+} + 5 HSO4{-} + 206 H2O
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
NaClO + C3H6O = NaOH + NaCH3COO + CHCl3 =>
3 NaClO + C3H6O = 2 NaOH + NaCH3COO + CHCl3
H2SO4 + H2O2 = H2SO5 + H2O =>
H2SO4 + H2O2 = H2SO5 + H2O
Pb2O4 = PbO + O2 =>
Pb2O4 = 2 PbO + O2
Br2(l) + NaCl(aq) = NaBr(aq) + Cl2(s) =>
Br2(l) + 2 NaCl(aq) = 2 NaBr(aq) + Cl2(s)
CuNO3 + H2O = Cu + O2 + HNO3 =>
4 CuNO3 + 2 H2O = 4 Cu + O2 + 4 HNO3
C6H12 + KMnO4 + H2SO4 = C2H5CHO + K2SO4 + MnSO4 + H2O =>
5 C6H12 + 4 KMnO4 + 6 H2SO4 = 10 C2H5CHO + 2 K2SO4 + 4 MnSO4 + 6 H2O
(NH4)2SO4 + BaF2 = Ba(SO4) + NH4F =>
(NH4)2SO4 + BaF2 = Ba(SO4) + 2 NH4F
HCOOH + CuO = Cu2O + CO2 + H2O =>
HCOOH + 2 CuO = Cu2O + CO2 + H2O
C3H5(OH)3 + O2 = CO2 + H2O =>
2 C3H5(OH)3 + 7 O2 = 6 CO2 + 8 H2O
Cr2O3(s) + H2(g) = Cr(s) + H2O(g) =>
Cr2O3(s) + 3 H2(g) = 2 Cr(s) + 3 H2O(g)
Hg2(NO3)2 + NH4OH = Hg2(OH)2 + NH4NO3 =>
Hg2(NO3)2 + 2 NH4OH = Hg2(OH)2 + 2 NH4NO3
NH3 + HI = NH4 + I =>
NH3 + HI = NH4 + I
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
Fe(OH)3 + NaOH = Na3FeO3 + H2O =>
Fe(OH)3 + 3 NaOH = Na3FeO3 + 3 H2O
NaHCO3 + KNO3 = NaNO3 + CO2 + K2O + H2O =>
2 NaHCO3 + 2 KNO3 = 2 NaNO3 + 2 CO2 + K2O + H2O
NaBrO + HI = I2 + NaBr + H2O =>
NaBrO + 2 HI = I2 + NaBr + H2O
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