| Équations équilibrées la veille | Équations équilibrées le lendemain |
CO + 2 H3 = CH4 + H2O
SO2 + HNO3 + H2O = NO + H2SO4 =>
3 SO2 + 2 HNO3 + 2 H2O = 2 NO + 3 H2SO4
Cu + HNO3 = Cu(NO3)2 + NO2 + H2O =>
Cu + 4 HNO3 = Cu(NO3)2 + 2 NO2 + 2 H2O
Cu(OH)2 + NH4OH = (Cu(NH3)4)(OH)2 + H2O =>
Cu(OH)2 + 4 NH4OH = (Cu(NH3)4)(OH)2 + 4 H2O
Ti + C = Ti2C =>
2 Ti + C = Ti2C
Au(s) + Cl(g) = AuCl3(s) =>
Au(s) + 3 Cl(g) = AuCl3(s)
Cl + KI = KCl + I =>
Cl + KI = KCl + I
Li + O2 = Li2O =>
4 Li + O2 = 2 Li2O
NaCl(aq) + Pb(NO3)2 = Na(NO3) + PbCl2 =>
2 NaCl(aq) + Pb(NO3)2 = 2 Na(NO3) + PbCl2
F2 + KCl = FCl + K2 =>
F2 + 2 KCl = 2 FCl + K2
VO4{3-} + H2O2 + H{+} = [V(O2)2]{+} + H2O =>
VO4{3-} + 2 H2O2 + 4 H{+} = [V(O2)2]{+} + 4 H2O
H2SO2 + Ca3(PO4)2 = H3PO4 + CaSO2 =>
3 H2SO2 + Ca3(PO4)2 = 2 H3PO4 + 3 CaSO2
CuO + H2SO4 = CuSO4 + H2O =>
CuO + H2SO4 = CuSO4 + H2O
C7H12O7 + NaHCO3 = C6H7O6Na + H2O + H2CO3 =>
10 C7H12O7 + 13 NaHCO3 = 13 C6H7O6Na + 16 H2O + 5 H2CO3
BlO3 + NaOH + NaClO = NaBlO4 + NaCl + H2O =>
2 BlO3 + 2 NaOH + NaClO = 2 NaBlO4 + NaCl + H2O
C14H12O2 + NaBH4 + C2H6O = C14H14O2 + NaB(OC2H5)4 =>
4 C14H12O2 + NaBH4 + 4 C2H6O = 4 C14H14O2 + NaB(OC2H5)4
HNO3 + Cr = NO + Cr(NO3)3 + H2O =>
4 HNO3 + Cr = NO + Cr(NO3)3 + 2 H2O
LeadNitrate + PotassiumIodide = PotassiumNitrate + LeadIodide =>
LeadNitrate + PotassiumIodide = PotassiumNitrate + LeadIodide
BaO2 + H2O = Ba(OH)2 + H2O2 =>
BaO2 + 2 H2O = Ba(OH)2 + H2O2
CaCl2 + (NH4)HCO3 = NH4Cl + Ca + C + O + H =>
CaCl2 + 2(NH4)HCO3 = 2 NH4Cl + Ca + 2 C + 6 O + 2 H
C3H6 + O2 = C3H5O2 + H2 =>
2 C3H6 + 2 O2 = 2 C3H5O2 + H2
Na2CO3 + H2O + CuSO4 = Na2SO4 + Cu(OH)2 + CO2 =>
Na2CO3 + H2O + CuSO4 = Na2SO4 + Cu(OH)2 + CO2
NaCl2 + (No3)Pb = PbCl2 + No3Na =>
NaCl2 + (No3)Pb = PbCl2 + No3Na
KClO3 = KCl + O2 =>
2 KClO3 = 2 KCl + 3 O2
Bi(NO3)3 + H2S = (NO3)3BiH2S =>
Bi(NO3)3 + H2S = (NO3)3BiH2S
Sb2O3 + NaIO3 + H2O = HSb(OH)6 + NaIO =>
Sb2O3 + NaIO3 + 7 H2O = 2 HSb(OH)6 + NaIO
H2SO3 + K2Cr2O7 = H2S + KHSO4 + Cr2(SO4)3 + H2O =>
17 H2SO3 + 3 K2Cr2O7 = 2 H2S + 6 KHSO4 + 3 Cr2(SO4)3 + 12 H2O
CaCO3 + H2O + CO2 = Ca(HCO3)2 =>
CaCO3 + H2O + CO2 = Ca(HCO3)2
C18H23NO4 + F3CCO2H = C13H15NO2 + C7H9O4F3 =>
C18H23NO4 + F3CCO2H = C13H15NO2 + C7H9O4F3
H2SO4 + NaMnO4 = Na2SO4 + MnSO4 + H2O + O2 =>
6 H2SO4 + 4 NaMnO4 = 2 Na2SO4 + 4 MnSO4 + 6 H2O + 5 O2
H{+} + NO3{-} + H2O + As = N2O + HAsO2 =>
6 H{+} + 6 NO3{-} + H2O + 8 As = 3 N2O + 8 HAsO2
Zn(s) + Cu(NO3)2(aq) = Zn(NO3)2(aq) + Cu(s) =>
Zn(s) + Cu(NO3)2(aq) = Zn(NO3)2(aq) + Cu(s)
Cr2S3 + Mn(NO3)2 + Na2CO3 = NO + CO2 + NaCrO4 + Na2MnO4 + NaS =>
2 Cr2S3 + 11 Mn(NO3)2 + 16 Na2CO3 = 22 NO + 16 CO2 + 4 NaCrO4 + 11 Na2MnO4 + 6 NaS
ZnCO3 + Li = Zn + Li2CO3 =>
ZnCO3 + 2 Li = Zn + Li2CO3
P + H2O2 = PO2 + H =>
P + H2O2 = PO2 + 2 H
Ca(NH4)NO3 + H2SO4 = HNO3 + Ca2(NH4)2SO4 =>
2 Ca(NH4)NO3 + H2SO4 = 2 HNO3 + Ca2(NH4)2SO4
Fe(HCO3)2 + H2O = Fe(OH)2 + H2CO3 =>
Fe(HCO3)2 + 2 H2O = Fe(OH)2 + 2 H2CO3
Mg(s) + H2O(l) = Mg(OH)2(aq) + H2(g) =>
Mg(s) + 2 H2O(l) = Mg(OH)2(aq) + H2(g)
Cu + HNO3 = Cu(NO3)2 + NO2 + H2O =>
Cu + 4 HNO3 = Cu(NO3)2 + 2 NO2 + 2 H2O
AlBr3 + HgSO4 = HgBr2 + Al2(SO4)3 =>
2 AlBr3 + 3 HgSO4 = 3 HgBr2 + Al2(SO4)3
Sc + HCl = ScCl + H2 =>
2 Sc + 2 HCl = 2 ScCl + H2
HNO3(aq) + Ba(OH)2(aq) = Ba(NO3)2(aq) + H2O(l) =>
2 HNO3(aq) + Ba(OH)2(aq) = Ba(NO3)2(aq) + 2 H2O(l)
NH4OH + NaOH = NH4Na + H2O2 =>
NH4OH + NaOH = NH4Na + H2O2
S + HNO3 = H2SO4 + NO2 + H2O =>
S + 6 HNO3 = H2SO4 + 6 NO2 + 2 H2O
Mn + HBr = MnBr3 + H2 =>
2 Mn + 6 HBr = 2 MnBr3 + 3 H2
CuSO4 + NaOH + HCl = NaCl + SO4 + Cu(OH)2 + H =>
CuSO4 + 2 NaOH + 2 HCl = 2 NaCl + SO4 + Cu(OH)2 + 2 H
Li + Sn(SO3)2 = Li2(SO3) + Sn =>
4 Li + Sn(SO3)2 = 2 Li2(SO3) + Sn
Cu + Ca = CuCa =>
Cu + Ca = CuCa
CaCO3 + CuSO4 = CaSO4 + CuCO3 =>
CaCO3 + CuSO4 = CaSO4 + CuCO3
HNO3 + KOH(aq) = KNO3 + H2O =>
HNO3 + KOH(aq) = KNO3 + H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur12/16/24
Équations équilibrées sur01/15/24
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