| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 NH4ReO4 = 2 ReO2 + N2 + 4 H2O
Fe(NO3)3 + MgCl2 = FeCl3 + Mg(NO3)2 =>
2 Fe(NO3)3 + 3 MgCl2 = 2 FeCl3 + 3 Mg(NO3)2
Mn{+2} + PbO2 + H{+} = Mn{+7} + PbO + H2O =>
2 Mn{+2} + 5 PbO2 + 10 H{+} = 2 Mn{+7} + 5 PbO + 5 H2O
Cu(NO3)2 + K2S = CuS + K2(NO3)2 =>
Cu(NO3)2 + K2S = CuS + K2(NO3)2
P2O5 + HNO3 = PO2(NO3) + H2O =>
P2O5 + 2 HNO3 = 2 PO2(NO3) + H2O
Sn(s) + HNO3(cc) = SnO2(s) + NO2(g) + H2O(l) =>
Sn(s) + 4 HNO3(cc) = SnO2(s) + 4 NO2(g) + 2 H2O(l)
C6H12N4 + H2O = NH4OH + HCHO =>
C6H12N4 + 10 H2O = 4 NH4OH + 6 HCHO
HgO + Sb2O5 = Hg2Sb2O7 =>
2 HgO + Sb2O5 = Hg2Sb2O7
Ni + CH3COOH = Ni(CH3COO)2 + H2 =>
Ni + 2 CH3COOH = Ni(CH3COO)2 + H2
C2H3O2NH4 + Cd(NO3)2 = NH4NO3 + Cd(CH3CO2)2 =>
2 C2H3O2NH4 + Cd(NO3)2 = 2 NH4NO3 + Cd(CH3CO2)2
Ca + Sb2O3 = CaO + Sb =>
3 Ca + Sb2O3 = 3 CaO + 2 Sb
C6H12O6 + S = C2H4 + SO2 =>
C6H12O6 + 3 S = 3 C2H4 + 3 SO2
AgNO3 + NaCl = AgCl + NaNO3 =>
AgNO3 + NaCl = AgCl + NaNO3
HC2H3O2(aq) + NH4OH(aq) = H2O(l) + NH4C2H3O2(aq) =>
HC2H3O2(aq) + NH4OH(aq) = H2O(l) + NH4C2H3O2(aq)
H{+} + ZnS + NO3{-} = Zn{2+} + S + NO + H2O =>
8 H{+} + 3 ZnS + 2 NO3{-} = 3 Zn{2+} + 3 S + 2 NO + 4 H2O
FeS2 + O2 = FeO + S8 =>
4 FeS2 + 2 O2 = 4 FeO + S8
S8 + FeCl3 = Cl2 + Fe2S3 =>
3 S8 + 16 FeCl3 = 24 Cl2 + 8 Fe2S3
CH3CHO + H2O = CO + H2 =>
CH3CHO + H2O = 2 CO + 3 H2
SiO2(s) + HF(aq) = H2SiF6(l) + H2O(l) =>
SiO2(s) + 6 HF(aq) = H2SiF6(l) + 2 H2O(l)
Al + HNO3 = Al2N3O9 + H2 =>
4 Al + 6 HNO3 = 2 Al2N3O9 + 3 H2
Co(NO3)2 + Na2SO4 = Co(SO4) + Na(NO3) =>
Co(NO3)2 + Na2SO4 = Co(SO4) + 2 Na(NO3)
Al(s) + H3SO4(ac) = H2(g) + Al2(SO4)3(ac) =>
4 Al(s) + 6 H3SO4(ac) = 9 H2(g) + 2 Al2(SO4)3(ac)
CuSO4(aq) + Fe(s) = Cu(s)2 + Fe(SO4)3(s) =>
6 CuSO4(aq) + 2 Fe(s) = 3 Cu(s)2 + 2 Fe(SO4)3(s)
ZnCO3 + H{+} = Zn{2+} + CO2 + H2O =>
ZnCO3 + 2 H{+} = Zn{2+} + CO2 + H2O
Ni(SO4) + H(CH3COO) = Ni(CH3COO)2 + H2(SO4) =>
Ni(SO4) + 2 H(CH3COO) = Ni(CH3COO)2 + H2(SO4)
C1H4O + C7H6O3 = C8H14O3 + H2O =>
28 C1H4O + 4 C7H6O3 = 7 C8H14O3 + 19 H2O
H2O + NO3{-} + Zn = H{+} + NH3 + ZnO2{-2} =>
5 H2O + NO3{-} + 4 Zn = 7 H{+} + NH3 + 4 ZnO2{-2}
PBr3 + H2SO4 = Br2 + SO2 + H3PO4 + H2O =>
2 PBr3 + 5 H2SO4 = 3 Br2 + 5 SO2 + 2 H3PO4 + 2 H2O
ZnNH3 + NO3 + Na2S = NaNO3 + ZnNH3S =>
ZnNH3 + 2 NO3 + Na2S = 2 NaNO3 + ZnNH3S
Cl2 + H2O = Cl2O7 + H2 =>
Cl2 + 7 H2O = Cl2O7 + 7 H2
FeCl3 + NH3 = FeCl3(NH3)4 =>
FeCl3 + 4 NH3 = FeCl3(NH3)4
K2MnO4 + HBr = MnBr2 + Br2 + KBr + H2O =>
K2MnO4 + 8 HBr = MnBr2 + 2 Br2 + 2 KBr + 4 H2O
ZnS + KNO3 = ZnO + K2SO4 + SO + N =>
3 ZnS + 4 KNO3 = 3 ZnO + 2 K2SO4 + SO + 4 N
Fe(NO3)2 + Na(OH) = Fe(OH)2 + Na(NO3) =>
Fe(NO3)2 + 2 Na(OH) = Fe(OH)2 + 2 Na(NO3)
FeSO{4} + NaOH = FeOH + NaSO{4} =>
FeSO{4} + NaOH = FeOH + NaSO{4}
Na(s) + H2O(l) = NaOH(ag) + H20(l) =>
20 Na(s) + 20 H2O(l) = 20 NaOH(ag) + H20(l)
Na2O2 + H2O = NaOH + O(s) =>
Na2O2 + H2O = 2 NaOH + O(s)
OH{-} + Cr(OH)3 + Cl2 = H2O + CrO4{2-} + Cl{-} =>
10 OH{-} + 2 Cr(OH)3 + 3 Cl2 = 8 H2O + 2 CrO4{2-} + 6 Cl{-}
Co + Mn3(PO3)4 = Mn + CoPO3 =>
4 Co + Mn3(PO3)4 = 3 Mn + 4 CoPO3
Pb(C2H3O2)2 + CsCl = PbCl2 + Cs(C2H3O2) =>
Pb(C2H3O2)2 + 2 CsCl = PbCl2 + 2 Cs(C2H3O2)
C6H5COOH(s) + O2(g) = CO2(g) + H20(g) =>
10 C6H5COOH(s) + 60 O2(g) = 70 CO2(g) + 3 H20(g)
FeCl2 + Ba = BaCl2 + Fe =>
FeCl2 + Ba = BaCl2 + Fe
PbO2(s) + Pb(s) + H2SO4(aq) = PbSO4(s) + H2O =>
PbO2(s) + Pb(s) + 2 H2SO4(aq) = 2 PbSO4(s) + 2 H2O
CrO4 + H2O = CrO + OH =>
CrO4 + 3 H2O = CrO + 6 OH
HCl + K = K{+} + Cl{-} + H2 =>
2 HCl + 2 K = 2 K{+} + 2 Cl{-} + H2
Al(OH)3 + H3 = Al3 + H2O =>
3 Al(OH)3 + 3 H3 = Al3 + 9 H2O
C5H12O + C7H12 = C2H4 + OH =>
4 C5H12O + 2 C7H12 = 17 C2H4 + 4 OH
K2S + HNO3 = S + H2 + KNO3 =>
K2S + 2 HNO3 = S + H2 + 2 KNO3
CODy + CO2 = C2ODy + O2 =>
CODy + CO2 = C2ODy + O2
HC2COCH3 + O2 = CO2 + H2O =>
2 HC2COCH3 + 9 O2 = 8 CO2 + 4 H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur03/07/25
Équations équilibrées sur04/06/24
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