Équations équilibrées la veille | Équations équilibrées le lendemain |
2 FeCl3 + 3 Zn(OH)2 = 3 ZnCl2 + 2 Fe(OH)3
CU(OH)2 + H2 = CU + H2O =>
CU(OH)2 + H2 = CU + 2 H2O
Cr(OH)3 + H2SO4 = Cr2(SO4)3 + H2O =>
2 Cr(OH)3 + 3 H2SO4 = Cr2(SO4)3 + 6 H2O
Mg(s) + CuSO4(aq) = MgSO4(s) + Cu(s) =>
Mg(s) + CuSO4(aq) = MgSO4(s) + Cu(s)
Cu + HNO3 = Cu(NO3)2 + NO + H2O =>
3 Cu + 8 HNO3 = 3 Cu(NO3)2 + 2 NO + 4 H2O
K2Cr2O7 + H2SO4 + K2SO3 = Cr2(SO4)3 + K2SO4 + H2O =>
K2Cr2O7 + 4 H2SO4 + 3 K2SO3 = Cr2(SO4)3 + 4 K2SO4 + 4 H2O
CaCO3(s) = CaO(s) + CO2(g) =>
CaCO3(s) = CaO(s) + CO2(g)
Pb(NO3)2(aq) + NaCl(aq) = PbCl2(s) + NaNO3(aq) =>
Pb(NO3)2(aq) + 2 NaCl(aq) = PbCl2(s) + 2 NaNO3(aq)
H2SO3 + HNO2 = H2SO5 + NO + H2 =>
H2SO3 + 2 HNO2 = H2SO5 + 2 NO + H2
Ag2CO3 = Ag2O + CO2 =>
Ag2CO3 = Ag2O + CO2
NaNO2 + FeSO4 + H2SO4 = Fe2(SO4)3 + NaHSO4 + NO + H2O =>
2 NaNO2 + 2 FeSO4 + 3 H2SO4 = Fe2(SO4)3 + 2 NaHSO4 + 2 NO + 2 H2O
C2H5NH2 + H2O = C2H5NH3OH =>
C2H5NH2 + H2O = C2H5NH3OH
Fe3O4 + CO = Fe + CO2 =>
Fe3O4 + 4 CO = 3 Fe + 4 CO2
K2SO3 + KMnO4 + KHSO4 = K2SO4 + MnSO4 + H2O =>
5 K2SO3 + 2 KMnO4 + 6 KHSO4 = 9 K2SO4 + 2 MnSO4 + 3 H2O
AgNO3 + CuCl2 = AgCl + Cu(NO3)2 =>
2 AgNO3 + CuCl2 = 2 AgCl + Cu(NO3)2
KCl + NaNO3 = KNO3 + NaCl =>
KCl + NaNO3 = KNO3 + NaCl
KH(IO3)2 + NaOH = KH(OH)2 + Na(IO3) =>
KH(IO3)2 + 2 NaOH = KH(OH)2 + 2 Na(IO3)
CH2NH2COONa + HCl + H2O = CH2NH3ClCOOH + NaOH =>
CH2NH2COONa + HCl + H2O = CH2NH3ClCOOH + NaOH
CH3CH2CH2OH = CH3CHCH2 + H2O =>
CH3CH2CH2OH = CH3CHCH2 + H2O
Mg(OH)2 + CuSO4 = MgSO4 + Cu(OH)2 =>
Mg(OH)2 + CuSO4 = MgSO4 + Cu(OH)2
CH3CH2MgBr + CH2O = CH3CH2CH2OMgBr =>
CH3CH2MgBr + CH2O = CH3CH2CH2OMgBr
Co(II)Cl2(aq) + Na2CO3(aq) = Co(II)CO3 + Na2Cl2 =>
Co(II)Cl2(aq) + Na2CO3(aq) = Co(II)CO3 + Na2Cl2
KCl + O2 = KClO3 =>
2 KCl + 3 O2 = 2 KClO3
Zn + H2SO4 = ZnSO4 + H2 =>
Zn + H2SO4 = ZnSO4 + H2
Ni + Mn(OH) = NiOH + Mn =>
Ni + Mn(OH) = NiOH + Mn
MgO + H2Cr = MgCr + H2O =>
MgO + H2Cr = MgCr + H2O
KMnO4 + HCl = KCl + MnCl2 + H2O + Cl2 =>
2 KMnO4 + 16 HCl = 2 KCl + 2 MnCl2 + 8 H2O + 5 Cl2
Mg(s) + CuSO4(aq) = MgSO4 + Cu =>
Mg(s) + CuSO4(aq) = MgSO4 + Cu
Iron + water = hydrogen + Fe3O4 =>
3 Fe + 4 H2O = 4 H2 + Fe3O4
SO3 + KOH = K2SO4 + H2O =>
SO3 + 2 KOH = K2SO4 + H2O
CO + H2 = C8H18 + H2O =>
8 CO + 17 H2 = C8H18 + 8 H2O
Na + LiNO3 = NaNO3 + Li =>
Na + LiNO3 = NaNO3 + Li
Cu + O2 = CuO =>
2 Cu + O2 = 2 CuO
NaBr + NH3 = NaBr(NH3) =>
NaBr + NH3 = NaBr(NH3)
K(s) + O2(g) = KO(s) =>
2 K(s) + O2(g) = 2 KO(s)
AgNO3(aq) + NaCl(aq) = AgCl(s) + NaNO3(aq) =>
AgNO3(aq) + NaCl(aq) = AgCl(s) + NaNO3(aq)
Fe(OH)3 + HNO3 = Fe(NO3)3 + H2O =>
Fe(OH)3 + 3 HNO3 = Fe(NO3)3 + 3 H2O
iron + hydrogenchloride = ironchloride + hydrogen =>
2 Fe + 6 HCl = 2 FeCl3 + 3 H2
HCl + Ag = AgH + Cl2 =>
2 HCl + 2 Ag = 2 AgH + Cl2
Na2Co3(aq) + CaCl2(aq) = CaCo3(s) + NaCl(aq) =>
Na2Co3(aq) + CaCl2(aq) = CaCo3(s) + 2 NaCl(aq)
NaOH + FeCl2 = Na2Fe + ClOH =>
2 NaOH + FeCl2 = Na2Fe + 2 ClOH
Ba(OH)2 + K = K(OH)2 + Ba =>
Ba(OH)2 + K = K(OH)2 + Ba
CaCl2(aq)NaCO3(aq) = CaCO3(s)NaCl2(aq) =>
CaCl2(aq)NaCO3(aq) = CaCO3(s)NaCl2(aq)
Tl2O3 + H = TlOH + HOH =>
Tl2O3 + 4 H = 2 TlOH + HOH
C27H46O + H2O = C2H5OH + O2 =>
2 C27H46O + 35 H2O = 27 C2H5OH + 5 O2
Sb2(SO3)3 + HCl = SbCl3 + SO2 + H2O =>
Sb2(SO3)3 + 6 HCl = 2 SbCl3 + 3 SO2 + 3 H2O
HgO = Hg + O2 =>
2 HgO = 2 Hg + O2
Mg + CH3CO2H = CH3CO2Mg + H2 =>
2 Mg + 2 CH3CO2H = 2 CH3CO2Mg + H2
Cu(s) + S8(s) = CuS(s) =>
8 Cu(s) + S8(s) = 8 CuS(s)
Al2 + O3 + HSO4 = Al2(SO4)3 + H2O =>
2 Al2 + O3 + 6 HSO4 = 2 Al2(SO4)3 + 3 H2O
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