| Équations équilibrées la veille |
2 MnO4{-} + 5 SO3{-2} + 6 H{+} = 5 SO4{-2} + 2 Mn{+2} + 3 H2O
CaCO3 + NH3 = CaCN2 + H2O =>
CaCO3 + 2 NH3 = CaCN2 + 3 H2O
C6H10 + H2SO4 = C6H11OH + SO3 =>
C6H10 + H2SO4 = C6H11OH + SO3
Na3PO4 + Al(NO3)3 = NaNO3 + AlPO4 =>
Na3PO4 + Al(NO3)3 = 3 NaNO3 + AlPO4
K2Cr2O7 + FeO + HCl = Cr2O3 + FeCl3 + KCl + H2O =>
K2Cr2O7 + 6 FeO + 20 HCl = Cr2O3 + 6 FeCl3 + 2 KCl + 10 H2O
H3PO4 + C = C3(PO4)4 + H2 =>
4 H3PO4 + 3 C = C3(PO4)4 + 6 H2
SO2 + Sr(OH)2 = SrO + H2SO3 =>
SO2 + Sr(OH)2 = SrO + H2SO3
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
Cu + ZnSO4 + HCl = ZnCl2 + CuSO4 + H2 =>
Cu + ZnSO4 + 2 HCl = ZnCl2 + CuSO4 + H2
NaCl + AgNO3 = AgCl + NaNO3 =>
NaCl + AgNO3 = AgCl + NaNO3
Cd(OH)2 + NaOH = Na2[Cd(OH)4] =>
Cd(OH)2 + 2 NaOH = Na2[Cd(OH)4]
Al2O3 + H2O = Al2OH + H2O3 =>
4 Al2O3 + 7 H2O = 4 Al2OH + 5 H2O3
Si2H3 + O2 = SiO2 + H2O2 =>
2 Si2H3 + 7 O2 = 4 SiO2 + 3 H2O2
Mg + N2 = Mg3N2 =>
3 Mg + N2 = Mg3N2
NaCl + CaS = Na2S + CaCl2 =>
2 NaCl + CaS = Na2S + CaCl2
C2H5OH + O2 = CO2 + H2O =>
C2H5OH + 3 O2 = 2 CO2 + 3 H2O
NH4Cl + NaOH + NaClO4 = NaCl + NaNO2 + H2O =>
4 NH4Cl + 8 NaOH + 3 NaClO4 = 7 NaCl + 4 NaNO2 + 12 H2O
CuSO4 + K4FeCN6 = Cu2FeCN6 + K2SO4 =>
2 CuSO4 + K4FeCN6 = Cu2FeCN6 + 2 K2SO4
NO2 = O2 + N2 =>
2 NO2 = 2 O2 + N2
H2Se + CsOH = Cs2Se + H2O =>
H2Se + 2 CsOH = Cs2Se + 2 H2O
PbS + O2 = PbO + SO2 =>
2 PbS + 3 O2 = 2 PbO + 2 SO2
Al + Fe2O3 = Al2O3 + Fe =>
2 Al + Fe2O3 = Al2O3 + 2 Fe
C12H26 + O2 = CO2(g) + H2O(g) =>
2 C12H26 + 37 O2 = 24 CO2(g) + 26 H2O(g)
CuSO4 + Na2(CO3) = CuCO3 + Na2(SO4) =>
CuSO4 + Na2(CO3) = CuCO3 + Na2(SO4)
PdSO4 + H2S = H2SO4 + PdS =>
PdSO4 + H2S = H2SO4 + PdS
MgCO3 + HCl = MgCl2 + H2O + CO2 =>
MgCO3 + 2 HCl = MgCl2 + H2O + CO2
CrCl3*6H2O = CrCl3 + H2O =>
CrCl3*6H2O = CrCl3 + 6 H2O
HgS + HNO3 + HCl = H3HgCl4 + H2O + NO + SO2 =>
3 HgS + 5 HNO3 + 12 HCl = 3 H3HgCl4 + 4 H2O + 5 NO + 3 SO2
KMnO4 + NaNO2 = MnO2 + NaNO3 + KO =>
KMnO4 + NaNO2 = MnO2 + NaNO3 + KO
FeCl3 + CN{-} = Fe(CN)3 + Cl{-} =>
FeCl3 + 3 CN{-} = Fe(CN)3 + 3 Cl{-}
Hg2(OH)2 = H2O + Hg2O =>
Hg2(OH)2 = H2O + Hg2O
C2H2 + HCI = C2H3CI =>
C2H2 + HCI = C2H3CI
Ca2 + O2 = CaO =>
Ca2 + O2 = 2 CaO
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
KMnO4 + H2SO4 + H2C2O4 = MnSO4 + KHSO4 + CO2 + H2O =>
2 KMnO4 + 4 H2SO4 + 5 H2C2O4 = 2 MnSO4 + 2 KHSO4 + 10 CO2 + 8 H2O
C6N4H12 + H2O = CH2O + NH4OH =>
C6N4H12 + 10 H2O = 6 CH2O + 4 NH4OH
(NH4)2Cr2O7 = Cr2O3 + N2 + H2O =>
(NH4)2Cr2O7 = Cr2O3 + N2 + 4 H2O
C2H5OH + O2 = CO2 + H2O =>
C2H5OH + 3 O2 = 2 CO2 + 3 H2O
Fe + H2O + O2 = FeO2H2 =>
2 Fe + 2 H2O + O2 = 2 FeO2H2
Mg(CO3) + Na2 = Na2(CO3) + Mg2 =>
2 Mg(CO3) + 2 Na2 = 2 Na2(CO3) + Mg2
NiSO4*7H2O + (NH4)2SO4 = (NH4)2Ni(SO4)2*6H2O + H2O =>
NiSO4*7H2O + (NH4)2SO4 = (NH4)2Ni(SO4)2*6H2O + H2O
Pb(s) + HNO3(aq) = Pb(NO3)4(aq) + H2(g) =>
Pb(s) + 4 HNO3(aq) = Pb(NO3)4(aq) + 2 H2(g)
Al + CsOH = CsAlO + H2 =>
2 Al + 2 CsOH = 2 CsAlO + H2
Al + NH4ClO4 = H2O + Al2O3 + AlCl3 + N2 =>
10 Al + 6 NH4ClO4 = 12 H2O + 4 Al2O3 + 2 AlCl3 + 3 N2
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
AlBr3 + K2SO4 = KBr + Al2(SO4)3 =>
2 AlBr3 + 3 K2SO4 = 6 KBr + Al2(SO4)3
Na165Al165Si35O400 + Ca200Fe147Al53O500 = Ca200Al200Si100O700 + Ca2SiO4 + Na170Al170Si30O400 + Ca100Fe200O400 =>
8602 Na165Al165Si35O400 + 800 Ca200Fe147Al53O500 = 212 Ca200Al200Si100O700 + 29400 Ca2SiO4 + 8349 Na170Al170Si30O400 + 588 Ca100Fe200O400
As + NaOH = Na3AsO3 + H2 =>
2 As + 6 NaOH = 2 Na3AsO3 + 3 H2
AgI + Fe2(CO3)3 = Fe2I3 + AgCO3 =>
3 AgI + Fe2(CO3)3 = Fe2I3 + 3 AgCO3
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Équations équilibrées sur12/15/24
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