| Équations équilibrées la veille |
2 CrCl3 + 3 H2S(g) = Cr2S3(s) + 6 HCl(aq)
Mn + Fe2O3 = Mn2O3 + Fe =>
2 Mn + Fe2O3 = Mn2O3 + 2 Fe
IO3{-} + HN3 = I{-} + NO2 + H2O =>
13 IO3{-} + 6 HN3 = 13 I{-} + 18 NO2 + 3 H2O
HCI + Fe = FeCI + H2 =>
2 HCI + 2 Fe = 2 FeCI + H2
Ba + Ag(C2H3O2) = Ba(C2H3O2)2 + Ag =>
Ba + 2 Ag(C2H3O2) = Ba(C2H3O2)2 + 2 Ag
SICl4 + H2O = H4SIO4 + HCl =>
SICl4 + 4 H2O = H4SIO4 + 4 HCl
Fe + H2O = Fe3O4 + H2 =>
3 Fe + 4 H2O = Fe3O4 + 4 H2
CuSO4 = Cu + SO4 =>
CuSO4 = Cu + SO4
CuCO3 + HCl = CuCl2 + CO2(g) + H2O =>
CuCO3 + 2 HCl = CuCl2 + CO2(g) + H2O
O2SO = O3S =>
O2SO = O3S
C3H5(NO3)3 = CO2 + N2 + H2O + O2 =>
4 C3H5(NO3)3 = 12 CO2 + 6 N2 + 10 H2O + O2
CrCl3 + H2S(g) = Cr2S3(s) + HCl(aq) =>
2 CrCl3 + 3 H2S(g) = Cr2S3(s) + 6 HCl(aq)
MnO4{-} + C6H8O6 + H{+} = C6H6O6 + Mn{2+} + H2O =>
2 MnO4{-} + 5 C6H8O6 + 6 H{+} = 5 C6H6O6 + 2 Mn{2+} + 8 H2O
KBr(aq) + Na2CO3(aq) = K2CO3(aq) + NaBr(aq) =>
2 KBr(aq) + Na2CO3(aq) = K2CO3(aq) + 2 NaBr(aq)
H2SIO3 + KOH = K2SIO3 + H2O =>
H2SIO3 + 2 KOH = K2SIO3 + 2 H2O
Zn(OH)2 + Li2O = ZnO + LiOH =>
Zn(OH)2 + Li2O = ZnO + 2 LiOH
AlS + H2O = AlHO + HS =>
AlS + H2O = AlHO + HS
K3PO + HCI = KCI + H3PO =>
K3PO + 3 HCI = 3 KCI + H3PO
Br2 + KAt = KBr + At2 =>
Br2 + 2 KAt = 2 KBr + At2
NaFHNO3 = NaNO3HF =>
NaFHNO3 = NaNO3HF
K2SO3 + SO2 + H2O = KHSO3 =>
K2SO3 + SO2 + H2O = 2 KHSO3
Na3AsO3 + I2 + NaHCO3 = NaI + Na3AsO4 + CO2 + H2O =>
Na3AsO3 + I2 + 2 NaHCO3 = 2 NaI + Na3AsO4 + 2 CO2 + H2O
Ni(NO3)2*6H2O + NH4OH = NiOHNO3 + NH4NO3 + H2O =>
Ni(NO3)2*6H2O + NH4OH = NiOHNO3 + NH4NO3 + 6 H2O
Ca3(PO4)2 + H2SO4 = CaH4P2O8 + CaSO4 =>
Ca3(PO4)2 + 2 H2SO4 = CaH4P2O8 + 2 CaSO4
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
Cu(s) + O2(g) = CuO(s) =>
2 Cu(s) + O2(g) = 2 CuO(s)
Al + HNO3 = Al(NO3)3 + H2 =>
2 Al + 6 HNO3 = 2 Al(NO3)3 + 3 H2
Al + Fe2O3 = Al2O3 + Fe =>
2 Al + Fe2O3 = Al2O3 + 2 Fe
N20 = N2 =>
N20 = 10 N2
K2Cr2O7 + C2H5OH + KHSO4 = C2H4O + K2SO4 + Cr2(SO4)3 + H2O =>
K2Cr2O7 + 3 C2H5OH + 8 KHSO4 = 3 C2H4O + 5 K2SO4 + Cr2(SO4)3 + 7 H2O
Ni(NO3)2*6H2O + NH4OH = NiOHNO3 + NH4NO3 + H2O =>
Ni(NO3)2*6H2O + NH4OH = NiOHNO3 + NH4NO3 + 6 H2O
H2SiCl2 + H2O = H8Si4O4 + HCl =>
4 H2SiCl2 + 4 H2O = H8Si4O4 + 8 HCl
Br2 + S + H2O = HBr + H2SO4 =>
3 Br2 + S + 4 H2O = 6 HBr + H2SO4
Pb(NO3)2 + Na(OH)2 = Pb(OH)2 + Na(NO3)2 =>
Pb(NO3)2 + Na(OH)2 = Pb(OH)2 + Na(NO3)2
CaO(s) + H2O(l) = Ca(OH)2(aq) =>
CaO(s) + H2O(l) = Ca(OH)2(aq)
Mg3N2(s) + H2SO4(aq) = MgSO4(aq) + (NH4)2SO4(aq) =>
Mg3N2(s) + 4 H2SO4(aq) = 3 MgSO4(aq) + (NH4)2SO4(aq)
Me2O3 + H2SO4 = Me2(SO4)3 + H2O =>
Me2O3 + 3 H2SO4 = Me2(SO4)3 + 3 H2O
Al + Cr2O3 = Al22O3 + Cr =>
22 Al + Cr2O3 = Al22O3 + 2 Cr
BaCl2 + [Al2(SO4)3] = Ba(SO4)3 + Al2Cl2 =>
BaCl2 + [Al2(SO4)3] = Ba(SO4)3 + Al2Cl2
MnO4{-} + CN{-} + H2O = MnO2 + (CN)2 + OH{-} =>
2 MnO4{-} + 6 CN{-} + 4 H2O = 2 MnO2 + 3(CN)2 + 8 OH{-}
Pb + CrCl2 = Pb2Cl + Cr =>
4 Pb + CrCl2 = 2 Pb2Cl + Cr
H2CrO4 + Ca(OH)2 = Ca2(OH)2CrO4 + H2O =>
H2CrO4 + 2 Ca(OH)2 = Ca2(OH)2CrO4 + 2 H2O
NaC2H3O2 + O2 = H2O + CO2 + Na =>
4 NaC2H3O2 + 7 O2 = 6 H2O + 8 CO2 + 4 Na
Ca(CO3) + HCl2 = Ca(CO3)HCl2 =>
Ca(CO3) + HCl2 = Ca(CO3)HCl2
Ag + HgSO4 = Hg + Ag2SO4 =>
2 Ag + HgSO4 = Hg + Ag2SO4
CuSO4 + (NH4)2C2O4 = (NH4)2SO4 + CuC2O4 =>
CuSO4 + (NH4)2C2O4 = (NH4)2SO4 + CuC2O4
NI(CO) = NICO =>
NI(CO) = NICO
Al2O3 + HCl = AlCl3 + H2O =>
Al2O3 + 6 HCl = 2 AlCl3 + 3 H2O
Cl2 + H2O + AgNO3 = AgCl + AgClO3 + HNO3 =>
3 Cl2 + 3 H2O + 6 AgNO3 = 5 AgCl + AgClO3 + 6 HNO3
KMnO4 + NH4HSO3 + H2SO4 = MnSO4 + (NH4)2SO4 + K2SO4 + H2O =>
4 KMnO4 + 10 NH4HSO3 + H2SO4 = 4 MnSO4 + 5(NH4)2SO4 + 2 K2SO4 + 6 H2O
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