| Équations équilibrées la veille | Équations équilibrées le lendemain |
Pb(NO3)2 + Na2B4O7*10H2O = 2 Na(NO3) + PbB4O7 + 10 H2O
NaClO3 = NaCl + O2 =>
2 NaClO3 = 2 NaCl + 3 O2
NaI + NaIO3 + HBr = NaBr + IBr + H2O =>
2 NaI + NaIO3 + 6 HBr = 3 NaBr + 3 IBr + 3 H2O
A2 + B2 = A2B3 =>
2 A2 + 3 B2 = 2 A2B3
Eu + HF = EuF3 + H3 =>
Eu + 3 HF = EuF3 + H3
CrO + H2O + NaOH = Na2[Cr(OH)4] =>
CrO + H2O + 2 NaOH = Na2[Cr(OH)4]
Fe + KCNS = Fe(CNS)3 + K =>
Fe + 3 KCNS = Fe(CNS)3 + 3 K
C20H10 + O2 = CO2 + H2O =>
2 C20H10 + 45 O2 = 40 CO2 + 10 H2O
Ba3(PO4)2 + H{+} = Ba{2+} + H3PO4 =>
Ba3(PO4)2 + 6 H{+} = 3 Ba{2+} + 2 H3PO4
CaI2(aq) + Hg(NO3)2(aq) = Ca(NO3)2(aq) + HgI2(s) =>
CaI2(aq) + Hg(NO3)2(aq) = Ca(NO3)2(aq) + HgI2(s)
BaFeO4 = Ba3(FeO4)2 + Ba(FeO2)2 + O2 =>
4 BaFeO4 = Ba3(FeO4)2 + Ba(FeO2)2 + 2 O2
CH4(g) + O2(g) = CH3OH(g) =>
2 CH4(g) + O2(g) = 2 CH3OH(g)
Ni(ii)NO3 + KCO3 = Ni(ii)CO3 + KNO3 =>
Ni(ii)NO3 + KCO3 = Ni(ii)CO3 + KNO3
CuCl + MgSO4 = MgCl + CuSO4 =>
CuCl + MgSO4 = MgCl + CuSO4
C14H22O2 + O2 = CO2 + H2O =>
2 C14H22O2 + 37 O2 = 28 CO2 + 22 H2O
KMnO4 + C2H6O + NaOH = MnNaO4 + C2H4O2 + H2O + K2OH =>
8 KMnO4 + C2H6O + 8 NaOH = 8 MnNaO4 + C2H4O2 + 3 H2O + 4 K2OH
Cr2O72{2-} + Cu{+} + H{+} = Cr{3+} + Cu{2+} + H2O =>
Cr2O72{2-} + 136 Cu{+} + 144 H{+} = 2 Cr{3+} + 136 Cu{2+} + 72 H2O
Ca(OH)2 + P2O3 = CaP2O4 + H2O =>
Ca(OH)2 + P2O3 = CaP2O4 + H2O
MnCl2 + NaBiO3 + HNO3 = HMnO4 + Bi(NO3)3 + NaNO3 + Cl + H2O =>
2 MnCl2 + 7 NaBiO3 + 28 HNO3 = 2 HMnO4 + 7 Bi(NO3)3 + 7 NaNO3 + 4 Cl + 13 H2O
Na + HOH = NaH + OH =>
Na + HOH = NaH + OH
Ne2 + F = F8Ne7 =>
7 Ne2 + 16 F = 2 F8Ne7
MnO4{-} + I{-} + H3O{+} = MnO2 + IO3{-} + H2O =>
2 MnO4{-} + I{-} + 2 H3O{+} = 2 MnO2 + IO3{-} + 3 H2O
H2 + NO2 = H2O + NH4 =>
4 H2 + NO2 = 2 H2O + NH4
H2C2O4 + Na2H2O = H2H2O + Na2C2O4 =>
H2C2O4 + Na2H2O = H2H2O + Na2C2O4
NBr = N + Br =>
NBr = N + Br
Mg(OH)2 + HCl = MgCl2 + OH + H2 =>
Mg(OH)2 + 2 HCl = MgCl2 + 2 OH + H2
SrCl2 + NaHCO3 = SrCO3 + CO2 + H2O + NaCl =>
SrCl2 + 2 NaHCO3 = SrCO3 + CO2 + H2O + 2 NaCl
SrO + H3PO4 = Sr3(PO4)2 + H2O =>
3 SrO + 2 H3PO4 = Sr3(PO4)2 + 3 H2O
C2H2N2S3 + Bi{3+} = (C2HN2S3)3Bi + H{+} =>
3 C2H2N2S3 + Bi{3+} = (C2HN2S3)3Bi + 3 H{+}
C4H10NO2 + O2 = CO2 + H2O + NO2 =>
2 C4H10NO2 + 13 O2 = 8 CO2 + 10 H2O + 2 NO2
BaCO3 + C = Ba + CO2 =>
2 BaCO3 + C = 2 Ba + 3 CO2
SnS + NaCl = Na2S + SnCl2 =>
SnS + 2 NaCl = Na2S + SnCl2
SnO2 + Na2SO4 = SO3 + Na2SnO3 =>
SnO2 + Na2SO4 = SO3 + Na2SnO3
C10H16N2O8 + NaOH = C10H12N2O8Na4 + H2O =>
C10H16N2O8 + 4 NaOH = C10H12N2O8Na4 + 4 H2O
Fe2(SO4)3 + KI = FeSO4 + I2 + K3(SO4)2 =>
4 Fe2(SO4)3 + 6 KI = 8 FeSO4 + 3 I2 + 2 K3(SO4)2
Cr + NaOH = CrO2 + Na + H2O =>
Cr + 4 NaOH = CrO2 + 4 Na + 2 H2O
NH4OH + H3PO4 = (NH4)3 + PO4 + H2O =>
3 NH4OH + H3PO4 = (NH4)3 + PO4 + 3 H2O
P + HCl = PH3 + PCl3 =>
2 P + 3 HCl = PH3 + PCl3
C2H6O + H2O = CO + H2 =>
C2H6O + H2O = 2 CO + 4 H2
Mg2O5 + CaS = CaO + Mg2S5 =>
Mg2O5 + 5 CaS = 5 CaO + Mg2S5
BaCl2 + H2SO4 = BaSO4 + HCl =>
BaCl2 + H2SO4 = BaSO4 + 2 HCl
K(s) + H2SO4(g) = H2(g) + K2SO4(s) =>
2 K(s) + H2SO4(g) = H2(g) + K2SO4(s)
Na4Si + O2 = Na2O + Si =>
Na4Si + O2 = 2 Na2O + Si
Na6[Pb(S2O3)4] = PbS + Na2SO4 + S =>
Na6[Pb(S2O3)4] = PbS + 3 Na2SO4 + 4 S
SiH4 + HNO3 = NO2 + H2O + SiO2 =>
SiH4 + 8 HNO3 = 8 NO2 + 6 H2O + SiO2
P2O5 + Al(OH)3 = Al3(PO4)3 + H2O =>
3 P2O5 + 6 Al(OH)3 = 2 Al3(PO4)3 + 9 H2O
Sa + Cl = SaCl =>
Sa + Cl = SaCl
CH3CH2COO + H2O = OH + CH3CH2OO =>
2 CH3CH2COO + 3 H2O = OH + 3 CH3CH2OO
KMnO4 + Na2SO3 + H2SO4 = K2OS4 + MnSO4 + Na2SO4 + H2O =>
2 KMnO4 + 17 Na2SO3 + 6 H2SO4 = K2OS4 + 2 MnSO4 + 17 Na2SO4 + 6 H2O
CO4 + H2O = C2H2 + O2 =>
4 CO4 + 2 H2O = 2 C2H2 + 9 O2
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur01/10/25
Équations équilibrées sur02/09/24
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