| Équations équilibrées la veille | Équations équilibrées le lendemain |
3 Cu + 2 HNO3 + 2 H2O = 3 Cu(OH)2 + 2 NO
NH2CH2COOH + HCl = ClNH3CH2COOH =>
NH2CH2COOH + HCl = ClNH3CH2COOH
H2SO4 + NaF = NaHSO4 + HF =>
H2SO4 + NaF = NaHSO4 + HF
Mg(s) + AgCl(aq) = Ag(s) + MgCl(aq) =>
Mg(s) + AgCl(aq) = Ag(s) + MgCl(aq)
Al(NO3)3(aq) + NH3(aq) + H2O(l) = Al(OH)3(s) + NH4NO3(aq) =>
Al(NO3)3(aq) + 3 NH3(aq) + 3 H2O(l) = Al(OH)3(s) + 3 NH4NO3(aq)
Fe(s) + Cu(NO3)2 = Fe(NO3)2 + Cu =>
Fe(s) + Cu(NO3)2 = Fe(NO3)2 + Cu
Na2SiO3 + Al + H2O = Na2Al2O4 + SiO2 + H2 =>
Na2SiO3 + 2 Al + 3 H2O = Na2Al2O4 + SiO2 + 3 H2
HNO3 + Ba(OH)2 = Ba(NO3)2 + H2O =>
2 HNO3 + Ba(OH)2 = Ba(NO3)2 + 2 H2O
Ba + Cl2 + Na2SO4 = NaCl + BaSO4 =>
Ba + Cl2 + Na2SO4 = 2 NaCl + BaSO4
Fe2S3 + HCN = Fe(CN)3 + H2S =>
Fe2S3 + 6 HCN = 2 Fe(CN)3 + 3 H2S
Ag2O(s) + NH3(aq) + H2O(l) = Ag(NH3)(aq) + OH(aq) =>
Ag2O(s) + 2 NH3(aq) + H2O(l) = 2 Ag(NH3)(aq) + 2 OH(aq)
Cr(OH)2 + KOH = K4[Cr(OH)6] =>
Cr(OH)2 + 4 KOH = K4[Cr(OH)6]
*KClO3 = *KCl + O2 =>
2*KClO3 = 2*KCl + 3 O2
Ir2(SiO4)3 + Po(IO)2 = PoSiO4 + Ir(IO)3 =>
Ir2(SiO4)3 + 3 Po(IO)2 = 3 PoSiO4 + 2 Ir(IO)3
CuSO4 + K2CO3 = CuO + CO2 + K2SO4 =>
CuSO4 + K2CO3 = CuO + CO2 + K2SO4
Fe(OH)2 + Fe2O3 = Fe3O4 + H2O =>
Fe(OH)2 + Fe2O3 = Fe3O4 + H2O
CuCl2 + HNO3 = HCl2 + CuNO3 =>
CuCl2 + HNO3 = HCl2 + CuNO3
Ca + SO4 = Ca(SO4) =>
Ca + SO4 = Ca(SO4)
FeCO3 + HNO3 = CO2 + Fe(NO3)2 + H2O =>
FeCO3 + 2 HNO3 = CO2 + Fe(NO3)2 + H2O
FeSO3 + H2O = Fe(OH)2 + H2SO3 =>
FeSO3 + 2 H2O = Fe(OH)2 + H2SO3
Cl2O7 + Cu(OH)2 = Cu(ClO4)2 + H2O =>
Cl2O7 + Cu(OH)2 = Cu(ClO4)2 + H2O
O2 + NaCl = NaClO2 =>
O2 + NaCl = NaClO2
KOH + BaNO3 = KNO3 + BaOH =>
KOH + BaNO3 = KNO3 + BaOH
Cr(OH)3 + Br2 + H2O = HBr + HCrO4 =>
Cr(OH)3 + 2 Br2 + H2O = 4 HBr + HCrO4
Al + H2O + O2 = AlOH =>
4 Al + 2 H2O + O2 = 4 AlOH
NH42 + Cr2O7 = Cr2O3 + N2 + H2O =>
4 NH42 + 21 Cr2O7 = 21 Cr2O3 + 2 N2 + 84 H2O
NaCl + CaNo3 = NaNo3 + CaCl =>
NaCl + CaNo3 = NaNo3 + CaCl
N{3-} + H{+} = NH3 =>
N{3-} + 3 H{+} = NH3
ZnS + ZnCO3 + H2SO4 = ZnSO4 + HZn + CO2 =>
3 ZnS + 12 ZnCO3 + 4 H2SO4 = 7 ZnSO4 + 8 HZn + 12 CO2
C4O6H6 + NaOH = C4O6H4Na2 + H2O =>
C4O6H6 + 2 NaOH = C4O6H4Na2 + 2 H2O
Ni(NO3)3(aq) + KBr(aq) = Br(NO3)3 + KNi =>
Ni(NO3)3(aq) + KBr(aq) = Br(NO3)3 + KNi
Li2O + HClO3 = LiClO3 + H2O =>
Li2O + 2 HClO3 = 2 LiClO3 + H2O
C2H5OH + C2H5Cl = C2H5OC2H5 + HCl =>
C2H5OH + C2H5Cl = C2H5OC2H5 + HCl
MoCl5 + S{-}2 = MoS2 + Cl{-} + S =>
MoCl5 + 5 S{-}2 = MoS2 + 5 Cl{-} + 3 S
Ca(OH)2 + H3PO4 = H2O(l) + Ca3(PO4)2 =>
3 Ca(OH)2 + 2 H3PO4 = 6 H2O(l) + Ca3(PO4)2
CuCl2 + Rb = RbCl + Cu =>
CuCl2 + 2 Rb = 2 RbCl + Cu
CuCI2 + NH3 = Cu(NH3)4CI2 =>
CuCI2 + 4 NH3 = Cu(NH3)4CI2
[Co(NH3)4]Cl3 + H2O = [Co(NH3)4(H2O)]Cl3 =>
[Co(NH3)4]Cl3 + H2O = [Co(NH3)4(H2O)]Cl3
Fe(s) + NiO(OH)(s) + H2O(l) = Fe(OH)2 + Ni(OH)2(aq) =>
Fe(s) + 2 NiO(OH)(s) + 2 H2O(l) = Fe(OH)2 + 2 Ni(OH)2(aq)
K2SiO3 + H2SO4 = K2SO4 + H2SiO3 =>
K2SiO3 + H2SO4 = K2SO4 + H2SiO3
PBr3 + K2Cr2O7 + HCl = KCl + CrCl3 + H3PO4 + Br2 + H2O =>
6 PBr3 + 5 K2Cr2O7 + 40 HCl = 10 KCl + 10 CrCl3 + 6 H3PO4 + 9 Br2 + 11 H2O
H2S + Na2SO4 = Na2S + S02 + H2O =>
4 H2S + Na2SO4 = Na2S + 2 S02 + 4 H2O
Pb(N03)2 = Pb{+2} + N03{-} =>
Pb(N03)2 = Pb{+2} + 2 N03{-}
K2Cr2O7 + S = K2SO4 + Cr2O3 =>
K2Cr2O7 + S = K2SO4 + Cr2O3
KOH + H2SO4 = KH2 + OHSO4 =>
KOH + H2SO4 = KH2 + OHSO4
LiI + Pb(NO3)4 = Li(NO3) + PbI4 =>
4 LiI + Pb(NO3)4 = 4 Li(NO3) + PbI4
HF + NH4Br = HBr + FNH4 =>
HF + NH4Br = HBr + FNH4
CoCl2 + NH4OH = Co(OH)Cl + NH4Cl =>
CoCl2 + NH4OH = Co(OH)Cl + NH4Cl
K2[PtCl4] + AgClO4 + H2O = AgCl + [Pt(H2O)4(ClO4)2] + KClO4 =>
K2[PtCl4] + 4 AgClO4 + 4 H2O = 4 AgCl + [Pt(H2O)4(ClO4)2] + 2 KClO4
Na2(CO3) = C + Na + O2 =>
2 Na2(CO3) = 2 C + 4 Na + 3 O2
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur11/24/24
Équations équilibrées sur12/24/23
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