| Équations équilibrées la veille | Équations équilibrées le lendemain |
NO5 + H2O = NO + O5H2
H2SiCl2 + H2O = H8Si4O4 + HCl =>
4 H2SiCl2 + 4 H2O = H8Si4O4 + 8 HCl
Na2C2O4 + CaCl2 = CaC2O4 + NaCl =>
Na2C2O4 + CaCl2 = CaC2O4 + 2 NaCl
BaF + NaCl = BaCl + NaF =>
BaF + NaCl = BaCl + NaF
H2S + Cl2 = S8 + HCl =>
8 H2S + 8 Cl2 = S8 + 16 HCl
Fe2(CO3)3 + KI = FeI3 + K2CO3 =>
Fe2(CO3)3 + 6 KI = 2 FeI3 + 3 K2CO3
H2SO4 + AgCl + Ag2Cr2O7 = Cr2(SO4)3 + Ag2(SO4) + Cl2 + H2O =>
7 H2SO4 + 6 AgCl + Ag2Cr2O7 = Cr2(SO4)3 + 4 Ag2(SO4) + 3 Cl2 + 7 H2O
Al + CO3 + HOH = H2CO3 + Al(OH)3 =>
2 Al + 3 CO3 + 6 HOH = 3 H2CO3 + 2 Al(OH)3
CsOH + H2CO3 = CsCO4 + H3 =>
CsOH + H2CO3 = CsCO4 + H3
Mn4 + Ag2S = MnS + Ag =>
Mn4 + 4 Ag2S = 4 MnS + 8 Ag
Pb(OH)2 + CH3CO2H = Pb(CH3CO2)2 + H2O =>
Pb(OH)2 + 2 CH3CO2H = Pb(CH3CO2)2 + 2 H2O
H2O + H3BO3 = H3O + H2BO3 =>
H2O + H3BO3 = H3O + H2BO3
H3PO4 + KOH = K3PO4 + H2O =>
H3PO4 + 3 KOH = K3PO4 + 3 H2O
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
HNO3 + (NH4)2S2O3 = H2S2O3 + NH4NO3 =>
2 HNO3 + (NH4)2S2O3 = H2S2O3 + 2 NH4NO3
Li + H2O = LiOH + H2 =>
2 Li + 2 H2O = 2 LiOH + H2
H3O{+} + NO3{-} + ZnO = Zn(NO3)2 + H2O =>
2 H3O{+} + 2 NO3{-} + ZnO = Zn(NO3)2 + 3 H2O
Cr(OH)2 + O2 + H2O = Cr(OH)4 =>
2 Cr(OH)2 + O2 + 2 H2O = 2 Cr(OH)4
CaO = Ca + O2 =>
2 CaO = 2 Ca + O2
Na2S2O3 + KMnO4 + H2SO4 = K2SO4 + MnSO4 + H2O + NaHSO4 =>
5 Na2S2O3 + 8 KMnO4 + 12 H2SO4 = 4 K2SO4 + 8 MnSO4 + 7 H2O + 10 NaHSO4
MnO2 + K2CO3 + O2 = KMnO4 + CO2 =>
4 MnO2 + 2 K2CO3 + 3 O2 = 4 KMnO4 + 2 CO2
CuSO4 + NaOH = Cu(OH)2 + Na2SO4 =>
CuSO4 + 2 NaOH = Cu(OH)2 + Na2SO4
Al(C2H3O2)3 + Mg = Al + Mg(C2H3O2)2 =>
2 Al(C2H3O2)3 + 3 Mg = 2 Al + 3 Mg(C2H3O2)2
CuCl + H2S = Cu2S + HCl =>
2 CuCl + H2S = Cu2S + 2 HCl
Ca(NO3)2 + NaCl = CaCl2 + NaNO3 =>
Ca(NO3)2 + 2 NaCl = CaCl2 + 2 NaNO3
Mg + NH4OH = Mg(OH)2 + NH3 + H2 =>
Mg + 2 NH4OH = Mg(OH)2 + 2 NH3 + H2
Cr2O7 + N2H5 + H{+} = Cr{3+} + N2 + H2O =>
5 Cr2O7 + 8 N2H5 + 30 H{+} = 10 Cr{3+} + 8 N2 + 35 H2O
CuCl2 + NaOH = Cu(OH)2 + NaCl =>
CuCl2 + 2 NaOH = Cu(OH)2 + 2 NaCl
H{+} + MnO4{-} + C2O4{2-} = Mn{+2} + CO2 + H2O =>
16 H{+} + 2 MnO4{-} + 5 C2O4{2-} = 2 Mn{+2} + 10 CO2 + 8 H2O
Mg + N2 = Mg3N2 =>
3 Mg + N2 = Mg3N2
KICu(NO3)2 = CuKI(NO3)2 =>
KICu(NO3)2 = CuKI(NO3)2
Pb + HNO3 = Pb(NO3)2 + NO + H2O =>
3 Pb + 8 HNO3 = 3 Pb(NO3)2 + 2 NO + 4 H2O
CH2CHCOOH + H2O = CH2CHCOO{-} + H3O{+} =>
CH2CHCOOH + H2O = CH2CHCOO{-} + H3O{+}
SO2 + FeCl3 + H2O = FeSO4 + FeCl2 + HCl =>
SO2 + 2 FeCl3 + 2 H2O = FeSO4 + FeCl2 + 4 HCl
H2O + H2Ca = H2 + Ca(OH)2 =>
2 H2O + H2Ca = 2 H2 + Ca(OH)2
HClO4 + NaS2O3 = NaClO4 + HS2O3 =>
HClO4 + NaS2O3 = NaClO4 + HS2O3
Na2SO4 + CuCO3 = CuSO4 + Na2CO3 =>
Na2SO4 + CuCO3 = CuSO4 + Na2CO3
SrCrO4 = Sr{2+} + CrO4{2-} =>
SrCrO4 = Sr{2+} + CrO4{2-}
Na2H2(EDTA) + CuSO4*5H2O = Cu(EDTA){2-} + SO4{2-} + H2O + Na{+} + H{+} =>
Na2H2(EDTA) + CuSO4*5H2O = Cu(EDTA){2-} + SO4{2-} + 5 H2O + 2 Na{+} + 2 H{+}
CrO42 + Cu = CuO + Cr =>
CrO42 + 42 Cu = 42 CuO + Cr
KBr + MnO2 + H2SO4 = MnSO4 + KOH + Br2 =>
2 KBr + MnO2 + H2SO4 = MnSO4 + 2 KOH + Br2
CH4 + KMnO4 = C2O4K2 + MnO2 + KOH + H2O =>
6 CH4 + 14 KMnO4 = 3 C2O4K2 + 14 MnO2 + 8 KOH + 8 H2O
K2S(aq) + BaCl2(aq) = K2Cl2(aq) + BaS(aq) =>
K2S(aq) + BaCl2(aq) = K2Cl2(aq) + BaS(aq)
Mg7Si8O22(OH)2 = Mg2SiO4 + H2O + SiO2 =>
2 Mg7Si8O22(OH)2 = 7 Mg2SiO4 + 2 H2O + 9 SiO2
(NaOH) + (Fe(NO3)3) = NaNO3 + Fe(OH)3 =>
3(NaOH) + (Fe(NO3)3) = 3 NaNO3 + Fe(OH)3
CaSi2 + H2O = SiH + CaO =>
CaSi2 + H2O = 2 SiH + CaO
Mg + (HSe) = Mg(HSe)2 =>
Mg + 2(HSe) = Mg(HSe)2
HB{-} + H2O = B{2-} + H3O{+} =>
HB{-} + H2O = B{2-} + H3O{+}
MnSO4 + K2Cr2O7 + H2SO4 = KMnO4 + Cr2(SO4)3 + K2SO4 + H2O =>
6 MnSO4 + 5 K2Cr2O7 + 11 H2SO4 = 6 KMnO4 + 5 Cr2(SO4)3 + 2 K2SO4 + 11 H2O
NO + O2 = NO2 =>
2 NO + O2 = 2 NO2
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur12/23/24
Équations équilibrées sur01/22/24
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