| Équations équilibrées la veille | Équations équilibrées le lendemain |
HC2H3O2 + NaC2H3O2 = NaH7C4O4
Se + HNO3 = Se(NO3)2 + NO2 + H2O =>
Se + 4 HNO3 = Se(NO3)2 + 2 NO2 + 2 H2O
CH3CH2OO + O2 = H2O + CH3COOH =>
4 CH3CH2OO + O2 = 2 H2O + 4 CH3COOH
HBr(g) = H2 + Br2(g) =>
2 HBr(g) = H2 + Br2(g)
Hg2 + Cu + Fe = Hg6Cu3Fe2 =>
3 Hg2 + 3 Cu + 2 Fe = Hg6Cu3Fe2
C2H4O + C2H4O2 = C4H8O3 =>
C2H4O + C2H4O2 = C4H8O3
Br2 + KOH = HBrO3 + KBr + H2O =>
3 Br2 + 5 KOH = HBrO3 + 5 KBr + 2 H2O
CH3(CH2)6CH + O2 = CO2 + H2O =>
CH3(CH2)6CH + 12 O2 = 8 CO2 + 8 H2O
C4H8(l) + O2(g) = H2O(g) + CO2(g) =>
C4H8(l) + 6 O2(g) = 4 H2O(g) + 4 CO2(g)
K2Cr2O7 + HCl + C2H5OH = CrCl3 + CO2 + KCl + H2O =>
2 K2Cr2O7 + 16 HCl + C2H5OH = 4 CrCl3 + 2 CO2 + 4 KCl + 11 H2O
S2O8{-2} + I{-} = SO4{-2} + I3{-} =>
S2O8{-2} + 3 I{-} = 2 SO4{-2} + I3{-}
C8H18O + Ca(OCl)2 = CaCl2 + H2O + C8H16O =>
2 C8H18O + Ca(OCl)2 = CaCl2 + 2 H2O + 2 C8H16O
Mg(s) + AgNo3(aq) = Mg(No3)2(aq) + Ag(s) =>
Mg(s) + 2 AgNo3(aq) = Mg(No3)2(aq) + 2 Ag(s)
K2CrO4 + MnSO4 = K2SO4 + MnCrO4 =>
K2CrO4 + MnSO4 = K2SO4 + MnCrO4
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
Au{+3} + Cl2 = Au + Cl{+} =>
2 Au{+3} + 3 Cl2 = 2 Au + 6 Cl{+}
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
(NH4)2CO3 + Zn(NO3)2 = (NH4)2(NO3)2 + ZnCO3 =>
(NH4)2CO3 + Zn(NO3)2 = (NH4)2(NO3)2 + ZnCO3
CH3CH(CH3)CH2COOH + Mg(HCO3)2 = (CH3CH(CH3)CH2COO)2Mg + CO2 + H2O =>
2 CH3CH(CH3)CH2COOH + Mg(HCO3)2 = (CH3CH(CH3)CH2COO)2Mg + 2 CO2 + 2 H2O
Zn(s) + Ag(NO)3(aq) = Ag + Zn(NO)3 =>
Zn(s) + Ag(NO)3(aq) = Ag + Zn(NO)3
K2MnO4 + H2SO4 = H2O + K2SO4 + KMnSO4 + O3 =>
6 K2MnO4 + 9 H2SO4 = 9 H2O + 3 K2SO4 + 6 KMnSO4 + 5 O3
CH3C6H4NO2 + KMnO4 + H2SO4 = C6H4NO2COOH + K2SO4 + MnSO4 + H2O =>
5 CH3C6H4NO2 + 6 KMnO4 + 9 H2SO4 = 5 C6H4NO2COOH + 3 K2SO4 + 6 MnSO4 + 14 H2O
H2 + Br2 = HBr =>
H2 + Br2 = 2 HBr
C6H9OH + O2 = CO2 + H2O =>
C6H9OH + 8 O2 = 6 CO2 + 5 H2O
[Co(H20)6]2 + PHeN + H2O2 = [Co(PHeN)3]3 + H2O =>
3[Co(H20)6]2 + 18 PHeN + 360 H2O2 = 2[Co(PHeN)3]3 + 720 H2O
CH3CH2CN + KMnO4 + H2SO4 = CH3CH2COOH + NO2 + K2SO4 + MnSO4 + H2O =>
10 CH3CH2CN + 14 KMnO4 + 21 H2SO4 = 10 CH3CH2COOH + 10 NO2 + 7 K2SO4 + 14 MnSO4 + 16 H2O
Zn + HNO3(cc) = Zn(NO3)2 + NO2 + H2O =>
Zn + 4 HNO3(cc) = Zn(NO3)2 + 2 NO2 + 2 H2O
K2SO4(ag) + BaCl2(ag) = BaSO4(s) + K2Cl2(ag) =>
K2SO4(ag) + BaCl2(ag) = BaSO4(s) + K2Cl2(ag)
Na5OsO6 + HCl = OsO4 + NaCl + H2 + H2O =>
2 Na5OsO6 + 10 HCl = 2 OsO4 + 10 NaCl + H2 + 4 H2O
H(g) + Cl(g) = HCl2 =>
H(g) + 2 Cl(g) = HCl2
SO2 + H2O = H2SO3 =>
SO2 + H2O = H2SO3
KClO3 = KCl + O2 =>
2 KClO3 = 2 KCl + 3 O2
SO2(gas) + O2(gas) = SO3(gas) =>
2 SO2(gas) + O2(gas) = 2 SO3(gas)
Pb(NO2)4 + CaI2 = PbI4 + Ca(NO2)2 =>
Pb(NO2)4 + 2 CaI2 = PbI4 + 2 Ca(NO2)2
Pb2{+} + Ag = Pb + Ag{+} =>
Pb2{+} + Ag = 2 Pb + Ag{+}
Na2CrO4 + Al(ClO3)3 = Al2(CrO4)3 + NaClO3 =>
3 Na2CrO4 + 2 Al(ClO3)3 = Al2(CrO4)3 + 6 NaClO3
Fe3C + B = FeB + B4C =>
Fe3C + 7 B = 3 FeB + B4C
BiO + H = Bi + H2O =>
BiO + 2 H = Bi + H2O
Ba(OH)2*8H2O + NH4SCN = Ba(SCN)2 + NH3(g) + H2O =>
Ba(OH)2*8H2O + 2 NH4SCN = Ba(SCN)2 + 2 NH3(g) + 10 H2O
K2CO3(aq) + Cu(NO3)2(aq) = KNO3 + CuCO3 =>
K2CO3(aq) + Cu(NO3)2(aq) = 2 KNO3 + CuCO3
PH4 + H2O + P2I4 = PH4I + H3PO4 =>
26 PH4 + 32 H2O + 9 P2I4 = 36 PH4I + 8 H3PO4
HCl(aq) + ZnS(aq) = H2S(s) + ZnCl2(aq) =>
2 HCl(aq) + ZnS(aq) = H2S(s) + ZnCl2(aq)
K2CrO4 + CuBr2 = KBr2 + Cu2CrO4 =>
K2CrO4 + 2 CuBr2 = 2 KBr2 + Cu2CrO4
C17H33COONa + HCOOH = C17H33COOH + CO2 + NaOH =>
34 C17H33COONa + 51 HCOOH = 35 C17H33COOH + 33 CO2 + 34 NaOH
Mn2 + H2O = H2Mn2O =>
Mn2 + H2O = H2Mn2O
Zn + H2SO4(aq) = HZnSO4 + H2 =>
2 Zn + 2 H2SO4(aq) = 2 HZnSO4 + H2
Al(NO3)2 + Mg = Al + Mg(NO3)2 =>
Al(NO3)2 + Mg = Al + Mg(NO3)2
Cu(NO3)(aq) + Na2CO3(aq) = NaNO3(aq) + Cu2CO3(s) =>
2 Cu(NO3)(aq) + Na2CO3(aq) = 2 NaNO3(aq) + Cu2CO3(s)
Zn + NaOH = Zn(OH)2 + Na =>
Zn + 2 NaOH = Zn(OH)2 + 2 Na
CaO + KNO3 = Ca(NO3)2 + K2O =>
CaO + 2 KNO3 = Ca(NO3)2 + K2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur02/18/25
Équations équilibrées sur03/20/24
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