| Équations équilibrées la veille | Équations équilibrées le lendemain |
H2CrO4 + 2 KI = K2CrO4 + 2 HI
Na4CaAl6Si14O40 + H{+} + H2O = Na{+} + Ca{2+} + Al{3+} + H4SiO4 =>
Na4CaAl6Si14O40 + 24 H{+} + 16 H2O = 4 Na{+} + Ca{2+} + 6 Al{3+} + 14 H4SiO4
Pb(s) + Cu(NO3)2(aq) = Cu + Pb(NO3)2(aq) =>
Pb(s) + Cu(NO3)2(aq) = Cu + Pb(NO3)2(aq)
Ag2(CO3) + NH3 = Ag(NH3) + CO3 =>
Ag2(CO3) + 2 NH3 = 2 Ag(NH3) + CO3
Si + CO = C + SiO2 =>
Si + 2 CO = 2 C + SiO2
H2SiF6 + NaCl + NaOH = NaF + Na2SiO3 + HCl =>
H2SiF6 + 5 NaCl + 3 NaOH = 6 NaF + Na2SiO3 + 5 HCl
SrBr2 + (NH4)2CO3 = SrCO3 + NH4Br =>
SrBr2 + (NH4)2CO3 = SrCO3 + 2 NH4Br
Mn + HNO3 = Mn(NO3)2 + N2(N2O) + H2O =>
9 Mn + 22 HNO3 = 9 Mn(NO3)2 + N2(N2O) + 11 H2O
TlOH + HCl = TlCl + H2O =>
TlOH + HCl = TlCl + H2O
H3AsO4 + H3PO4 + NaBH4 = AsH3 + Na3PO4 + H3BO3 + H2 =>
9 H3AsO4 + 4 H3PO4 + 12 NaBH4 = 9 AsH3 + 4 Na3PO4 + 12 H3BO3 + 12 H2
Na + H2O = NaO2H + H4 =>
4 Na + 8 H2O = 4 NaO2H + 3 H4
Cr2O3 + Br2 + KOH = K2CrO4 + KBr + H2O =>
Cr2O3 + 3 Br2 + 10 KOH = 2 K2CrO4 + 6 KBr + 5 H2O
NaClO3(S) = NaCl(S) + O2 =>
2 NaClO3(S) = 2 NaCl(S) + 3 O2
HNo3 + H2O = No2 + H3O =>
2 HNo3 + 2 H2O = 3 No2 + 2 H3O
Br2(g) + FeI3(aq) = I2(aq) + Fe2Br3 =>
3 Br2(g) + 4 FeI3(aq) = 6 I2(aq) + 2 Fe2Br3
S2O3{2–} + Br2 + H2O = SO4{2-} + Br{-} + H3O{+} =>
S2O3{2–} + 2 Br2 + 15 H2O = 2 SO4{2-} + 4 Br{-} + 10 H3O{+}
Zn(C2H5)2 + H2O = C2H6 + ZnO =>
Zn(C2H5)2 + H2O = 2 C2H6 + ZnO
H2S + Fe(OH)3 = Fe2S3 + water =>
3 H2S + 2 Fe(OH)3 = Fe2S3 + 6 H2O
Na2CrO7 + Na2S + H2SO4 = Cr2(SO4)3 + Na2SO4 + H2O =>
8 Na2CrO7 + 9 Na2S + 20 H2SO4 = 4 Cr2(SO4)3 + 17 Na2SO4 + 20 H2O
Fe2Br3 = Fe + Br =>
Fe2Br3 = 2 Fe + 3 Br
Pb4O2 = Pb2O =>
Pb4O2 = 2 Pb2O
HNO3(aq) + S(s) = H2SO4(aq) + NO2(g) + H2O(l) =>
6 HNO3(aq) + S(s) = H2SO4(aq) + 6 NO2(g) + 2 H2O(l)
Ce(NO3)3 + Cl2 + H2O + NaOH = Ce(OH)4 + NaNO3 + HCl =>
2 Ce(NO3)3 + Cl2 + 2 H2O + 6 NaOH = 2 Ce(OH)4 + 6 NaNO3 + 2 HCl
NH4NO3 + H2SO4 = NH4HSO4 + HNO3 =>
NH4NO3 + H2SO4 = NH4HSO4 + HNO3
C5H10O2(l) + O2(g) = H2O + CO2 =>
2 C5H10O2(l) + 13 O2(g) = 10 H2O + 10 CO2
NH3 + I2 = NI + H2 =>
2 NH3 + I2 = 2 NI + 3 H2
N2 + H2O = NH3 + NO3 =>
3 N2 + 6 H2O = 4 NH3 + 2 NO3
Mg9(g) + O2(g) = Mg2O2(s) =>
2 Mg9(g) + 9 O2(g) = 9 Mg2O2(s)
NaPo4 + AgC2H3O2 = AgPo4 + NaC2H3O2 =>
NaPo4 + AgC2H3O2 = AgPo4 + NaC2H3O2
Ni + Cu{2+}Cl = Ni{2+}Cl + Cu =>
Ni + Cu{2+}Cl = Ni{2+}Cl + Cu
Ba(s) + H2O = Ba2{+} + OH{-} + H2(g) =>
4 Ba(s) + 2 H2O = 2 Ba2{+} + 2 OH{-} + H2(g)
H3CCSNH2 + H2O = H3CCOONH4 + H2S(g) =>
H3CCSNH2 + 2 H2O = H3CCOONH4 + H2S(g)
Pb(NH3)2 + NH3 = Pb(NH3)3 =>
Pb(NH3)2 + NH3 = Pb(NH3)3
KIO3 + H3AsO3 + HCl = H3AsO4 + KCl + I + H2O =>
2 KIO3 + 5 H3AsO3 + 2 HCl = 5 H3AsO4 + 2 KCl + 2 I + H2O
Bi2S3(s) + HNO3(aq) = Bi(NO3)3(aq) + H2S =>
Bi2S3(s) + 6 HNO3(aq) = 2 Bi(NO3)3(aq) + 3 H2S
C2H4O2 + Cu = Cu(C2H4O2)2 =>
2 C2H4O2 + Cu = Cu(C2H4O2)2
Fe + C2I9 = FeI3 + C =>
3 Fe + C2I9 = 3 FeI3 + 2 C
H2S + KOH = H2SOH + K =>
H2S + KOH = H2SOH + K
(Co(NH3)5Cl)Cl2 = CoCl2 + NH3 + N2 + NH4Cl =>
6(Co(NH3)5Cl)Cl2 = 6 CoCl2 + 22 NH3 + N2 + 6 NH4Cl
Al(OH)3 + OH{-} = [Al(OH)4]{-} =>
Al(OH)3 + OH{-} = [Al(OH)4]{-}
Na(s) + HCl = NaCl(aq) + H2(g) =>
2 Na(s) + 2 HCl = 2 NaCl(aq) + H2(g)
Na2HAsO3 + KBrO3 + HCI = NaCI + KBr + H3AsO4 =>
3 Na2HAsO3 + KBrO3 + 6 HCI = 6 NaCI + KBr + 3 H3AsO4
Eu + Fe + P = EuFe2P2 =>
Eu + 2 Fe + 2 P = EuFe2P2
ZnCl2 + K = KCl + Zn =>
ZnCl2 + 2 K = 2 KCl + Zn
FeS + O = Fe2O3 + SO2 =>
2 FeS + 7 O = Fe2O3 + 2 SO2
Zn{2+} + S{2-} = ZnS =>
Zn{2+} + S{2-} = ZnS
CHCl3 + Cl = CCl4 + H2 =>
2 CHCl3 + 2 Cl = 2 CCl4 + H2
Cl + V = ClV =>
Cl + V = ClV
HCl + CuSO4 = CuCl2 + H2 + SO4 =>
2 HCl + CuSO4 = CuCl2 + H2 + SO4
Mn(NO3)4(aq) + K2CO3(aq) = Mn(CO3)2(s) + KNO3 =>
Mn(NO3)4(aq) + 2 K2CO3(aq) = Mn(CO3)2(s) + 4 KNO3
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur02/20/25
Équations équilibrées sur03/22/24
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