| Équations équilibrées la veille |
2 SO3 + Se = 2 SO2 + SeO2
Al(s) + S8(s) = Al2S3(s) =>
16 Al(s) + 3 S8(s) = 8 Al2S3(s)
KAlSi3O8 + H{+} + H2O = KAl3Si3O12H2 + K{+} + H4SiO4 =>
3 KAlSi3O8 + 2 H{+} + 12 H2O = KAl3Si3O12H2 + 2 K{+} + 6 H4SiO4
CaO + H2O = Ca(OH)2 =>
CaO + H2O = Ca(OH)2
H3PO4 + H2O = H5PO5 =>
H3PO4 + H2O = H5PO5
NO2 + O2 + H2O = HNO3 =>
4 NO2 + O2 + 2 H2O = 4 HNO3
K2[RuF6] + Na2SO3 + KOH = K3[RuF6] + Na2SO4 + H2O =>
2 K2[RuF6] + Na2SO3 + 2 KOH = 2 K3[RuF6] + Na2SO4 + H2O
K(s) + O2(g) = K2O(s) =>
4 K(s) + O2(g) = 2 K2O(s)
NH4NO3 = N2O + H2O =>
NH4NO3 = N2O + 2 H2O
PCl3(g) + O2(g) = POCl3(g) =>
2 PCl3(g) + O2(g) = 2 POCl3(g)
AgBr + Na = Ag + NaBr =>
AgBr + Na = Ag + NaBr
Co(s) + O2(g) = Co2O3(s) =>
4 Co(s) + 3 O2(g) = 2 Co2O3(s)
Cr(s) + S8(s) = Cr2S3(s) =>
16 Cr(s) + 3 S8(s) = 8 Cr2S3(s)
Fe(OH)3 + H2SO4 = Fe2(SO4)3 + H2O =>
2 Fe(OH)3 + 3 H2SO4 = Fe2(SO4)3 + 6 H2O
Pb(NO3)4 + (NH4)3PO4 = Pb3(PO4)4 + NH4NO3 =>
3 Pb(NO3)4 + 4(NH4)3PO4 = Pb3(PO4)4 + 12 NH4NO3
C6H11OH + KMnO4 + H2SO4 = C6H10O4 + MnSO4 + K2SO4 + H2O =>
5 C6H11OH + 8 KMnO4 + 12 H2SO4 = 5 C6H10O4 + 8 MnSO4 + 4 K2SO4 + 17 H2O
Pb + FeSO4 = PbSO4 + Fe =>
Pb + FeSO4 = PbSO4 + Fe
Cr(s) + O2(g) = Cr2O3(s) =>
4 Cr(s) + 3 O2(g) = 2 Cr2O3(s)
S2Fe + O2 = Fe2O3 + SO3 =>
4 S2Fe + 15 O2 = 2 Fe2O3 + 8 SO3
NH4SO4 + BaNO3 = BaSO4 + NH4NO3 =>
NH4SO4 + BaNO3 = BaSO4 + NH4NO3
C(s) + O2(g) = CO2(g) =>
C(s) + O2(g) = CO2(g)
CuS + O2 = Cu2O + SO2 =>
4 CuS + 5 O2 = 2 Cu2O + 4 SO2
CaH2 = Ca + H =>
CaH2 = Ca + 2 H
N2(g) + O2(g) + H20(g) = NH4NO3(s) =>
10 N2(g) + 15 O2(g) + 2 H20(g) = 10 NH4NO3(s)
NaBr + H2SO4 = Na2SO4 + Br2 + H2O + SO2 =>
2 NaBr + 2 H2SO4 = Na2SO4 + Br2 + 2 H2O + SO2
CH{-}CH{-}CH = CH{-}CH{-}CH{-}CH{-}CH{-}CH =>
CH{-}CH{-}CH = CH{-}CH{-}CH{-}CH{-}CH{-}CH
Mn2O3 + CN{-} + H2O = Mn(CN)6{4-} + (CN)2 + OH{-} =>
Mn2O3 + 14 CN{-} + 3 H2O = 2 Mn(CN)6{4-} + (CN)2 + 6 OH{-}
KNO3 + Zn + NaOH + H2O = NH3 + ZnO2 + KNaO =>
KNO3 + 2 Zn + NaOH + H2O = NH3 + 2 ZnO2 + KNaO
P2 + O2 = PO3 =>
P2 + 3 O2 = 2 PO3
BaS + CuSO = BaSO + CuS =>
BaS + CuSO = BaSO + CuS
K(s) + O2(g) = K2O =>
4 K(s) + O2(g) = 2 K2O
CH3COOH(aq) + Mg(OH)2(aq) = Mg(CH3CO2)2(aq) + H2O(l) =>
2 CH3COOH(aq) + Mg(OH)2(aq) = Mg(CH3CO2)2(aq) + 2 H2O(l)
U3O8 + NH4HF2 = UF4 + H2O + N + NH3 =>
3 U3O8 + 18 NH4HF2 = 9 UF4 + 24 H2O + 4 N + 14 NH3
NH4C2H3O2 + Na2CrO4 = NaC2H3O2 + H8CrN2O4 =>
2 NH4C2H3O2 + Na2CrO4 = 2 NaC2H3O2 + H8CrN2O4
H2SO4 + Pb(OH)4 = H2O + Pb(HSO4)4 =>
4 H2SO4 + Pb(OH)4 = 4 H2O + Pb(HSO4)4
V2O5 + NaCl + O = Na3VO4 + Cl2 =>
V2O5 + 6 NaCl + 3 O = 2 Na3VO4 + 3 Cl2
Na2S + ZnSO4 = ZnS + Na2SO4 =>
Na2S + ZnSO4 = ZnS + Na2SO4
NaNO3 + K = NaNO3K =>
NaNO3 + K = NaNO3K
SnOH + H2O = SnO3 + H2 =>
2 SnOH + 4 H2O = 2 SnO3 + 5 H2
C4H10 + O2 = CO21 + H2O =>
2 C4H10 + 89 O2 = 8 CO21 + 10 H2O
NH3 + KNO3 + H2O = NH4NO3 + KOH =>
NH3 + KNO3 + H2O = NH4NO3 + KOH
Zn + NaCl + H2O = Zn(NaCl)OH + H2 =>
2 Zn + 2 NaCl + 2 H2O = 2 Zn(NaCl)OH + H2
NH3 + NO3 = N2O2 + H2O =>
8 NH3 + 10 NO3 = 9 N2O2 + 12 H2O
K(s) + O2(g) = K2O2(s) =>
2 K(s) + O2(g) = K2O2(s)
NaHCO3 + CH3COOH = H2O + CO2 + NaC2H3O2 =>
NaHCO3 + CH3COOH = H2O + CO2 + NaC2H3O2
Ca(NO3)2*4H2O + (NH4)2HPO4 + NH4OH = Ca10(PO4)6(OH)2 + NH4NO3 + H2O =>
10 Ca(NO3)2*4H2O + 6(NH4)2HPO4 + 8 NH4OH = Ca10(PO4)6(OH)2 + 20 NH4NO3 + 46 H2O
S + NaOH + NaHSO4 = NaHSO3 =>
S + NaOH + 2 NaHSO4 = 3 NaHSO3
Ca(CH3COO)2 + H2SO4 = CH3COOH + CaSO4 =>
Ca(CH3COO)2 + H2SO4 = 2 CH3COOH + CaSO4
NBu4I + K2TeI6 = (NBu4)2(TeI6) + KI =>
2 NBu4I + K2TeI6 = (NBu4)2(TeI6) + 2 KI
N2O5 + SO2 = SO3 + N =>
N2O5 + 5 SO2 = 5 SO3 + 2 N
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Équations équilibrées sur01/07/25
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