| Équations équilibrées la veille |
Na2S + 2 HCl = 2 NaCl + H2S
Na + Cl2 = NaCl =>
2 Na + Cl2 = 2 NaCl
Hg + H3SO4 = HgSO4 + H2O + SO2 =>
Hg + 4 H3SO4 = HgSO4 + 6 H2O + 3 SO2
N2O5(g) + H2O(l) = HNO3(aq) =>
N2O5(g) + H2O(l) = 2 HNO3(aq)
Ca + O2 = CaO =>
2 Ca + O2 = 2 CaO
C3H5N3O9 = CO2 + H2O + N2 + O2 =>
4 C3H5N3O9 = 12 CO2 + 10 H2O + 6 N2 + O2
Ca(CHO2)2 + Ca(NO3)2 = CaCO3 + N2 + H2O + CO2 =>
5 Ca(CHO2)2 + 2 Ca(NO3)2 = 7 CaCO3 + 2 N2 + 5 H2O + 3 CO2
GeO2 + H2 = Ge + H2O =>
GeO2 + 2 H2 = Ge + 2 H2O
Ca3(PO4)2 + SiO2 = P4O10 + CaSiO3 =>
2 Ca3(PO4)2 + 6 SiO2 = P4O10 + 6 CaSiO3
Fe2(SO4)3 + AsH3 = As + FeSO4 + H2SO4 =>
3 Fe2(SO4)3 + 2 AsH3 = 2 As + 6 FeSO4 + 3 H2SO4
Cr2O2{-} + S2{-} + H{+} = Cr3{+} + S + H2O =>
3 Cr2O2{-} + 7 S2{-} + 12 H{+} = 2 Cr3{+} + 14 S + 6 H2O
K4Fe(CN)6 + H2O = K + NH4 + CO2 + Fe =>
K4Fe(CN)6 + 12 H2O = 4 K + 6 NH4 + 6 CO2 + Fe
U3O8 + NaHCO3 + NaClO = Na2UO2(CO3)2 + NaCl + H2O =>
U3O8 + 6 NaHCO3 + NaClO = 3 Na2UO2(CO3)2 + NaCl + 3 H2O
HOCl(aq) + HCl(aq) = H2O(l) + Cl2(g) =>
HOCl(aq) + HCl(aq) = H2O(l) + Cl2(g)
Mn(OH)2 + NaOH + IO = NaIO + Mn(OH)3 =>
Mn(OH)2 + NaOH + IO = NaIO + Mn(OH)3
C5H5Br + AgNO3 = AgBr + C5H5NO3 =>
C5H5Br + AgNO3 = AgBr + C5H5NO3
CS2 + O2 = CO2 + SO2 =>
CS2 + 3 O2 = CO2 + 2 SO2
Li2O + Al2O3 = LiAlO2 =>
Li2O + Al2O3 = 2 LiAlO2
Fe + Sn(C2O4)2 = Fe2(C2O4)3 + Sn =>
4 Fe + 3 Sn(C2O4)2 = 2 Fe2(C2O4)3 + 3 Sn
C12H10Co2O6 + O2 = H2O + CO2 + Co3O4 =>
6 C12H10Co2O6 + 77 O2 = 30 H2O + 72 CO2 + 4 Co3O4
(Pt(NH3)2Cl2) + NH3 = Pt(NH3)3Cl2 =>
(Pt(NH3)2Cl2) + NH3 = Pt(NH3)3Cl2
HCl + Cr = CrCl2 + H2 =>
2 HCl + Cr = CrCl2 + H2
Cr(s) + HCl(aq) = CrCl2(aq) + H2(g) =>
Cr(s) + 2 HCl(aq) = CrCl2(aq) + H2(g)
H2SO4 + NaI = S + NaIO3 + H2O =>
H2SO4 + NaI = S + NaIO3 + H2O
Al + S = AlS =>
Al + S = AlS
Na + Cl2 = NaCl =>
2 Na + Cl2 = 2 NaCl
CH3COOK + NaOH = CH3COONa + KOH =>
CH3COOK + NaOH = CH3COONa + KOH
Al + Fe2O3 = Al(O3)3 + Fe2 =>
Al + 3 Fe2O3 = Al(O3)3 + 3 Fe2
Mg + Cu{+} = Mg{2+} + Cu =>
Mg + 2 Cu{+} = Mg{2+} + 2 Cu
K2SO3 + SrBr2 = KBr + SrSO3 =>
K2SO3 + SrBr2 = 2 KBr + SrSO3
SeO3 + CrO4 = SeO4 + CrO2 =>
2 SeO3 + CrO4 = 2 SeO4 + CrO2
KCIO3 = KCI + O2 =>
2 KCIO3 = 2 KCI + 3 O2
CrO3 + H3PO4 = CrH3 + O3PO4 =>
CrO3 + H3PO4 = CrH3 + O3PO4
NaHCO3 + HCl = Na + Cl + C + H2O =>
NaHCO3 + 5 HCl = Na + 5 Cl + C + 3 H2O
Zn + HCl = ZnCl2 + H2 =>
Zn + 2 HCl = ZnCl2 + H2
K2O(s) + HBr(aq) = K2Br2(aq) + H2O(l) =>
K2O(s) + 2 HBr(aq) = K2Br2(aq) + H2O(l)
Co(NO3)2(aq) + NH4OH() = (NH4)(NO3)() + Co(OH)2() =>
Co(NO3)2(aq) + 2 NH4OH() = 2(NH4)(NO3)() + Co(OH)2()
Al + Cr2O3 = Al2O3 + Cr =>
2 Al + Cr2O3 = Al2O3 + 2 Cr
NiO + CaO = Ca2NiO3 =>
NiO + 2 CaO = Ca2NiO3
NaOH + NaNO2 + Al + H2O = NH3 + NaAlO2 =>
NaOH + NaNO2 + 2 Al + H2O = NH3 + 2 NaAlO2
CaO + HlO = Ca(Hl)2 + O2 =>
2 CaO + 4 HlO = 2 Ca(Hl)2 + 3 O2
Na + Cl2 = NaCl =>
2 Na + Cl2 = 2 NaCl
KI(aq) + Pb(NO3)2 = KNO3(aq) + PbI2(s) =>
2 KI(aq) + Pb(NO3)2 = 2 KNO3(aq) + PbI2(s)
Na2O + O2 = Na2O2 =>
2 Na2O + O2 = 2 Na2O2
KClO3 = KCl + O2 =>
2 KClO3 = 2 KCl + 3 O2
(NH4)3PO4 + Pb(NO3)4 = Pb3(PO4)4 + NH4NO3 =>
4(NH4)3PO4 + 3 Pb(NO3)4 = Pb3(PO4)4 + 12 NH4NO3
Al + AgCl = AlCl3 + Ag =>
Al + 3 AgCl = AlCl3 + 3 Ag
Fe2O3 + CO = Fe + CO2 =>
Fe2O3 + 3 CO = 2 Fe + 3 CO2
C3H5(NO3)3 = CO2 + N2 + H2O + O2 =>
4 C3H5(NO3)3 = 12 CO2 + 6 N2 + 10 H2O + O2
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
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Équations équilibrées sur01/01/25
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