| Équations équilibrées la veille | Équations équilibrées le lendemain |
5 Cu + 10 HNO3 = 5 Cu(NO3)2 + 2 H5
Cu + KOH + H2O = K[Cu(OH)4] + H2 =>
2 Cu + 2 KOH + 6 H2O = 2 K[Cu(OH)4] + 3 H2
YO2 = Y + O2 =>
YO2 = Y + O2
P2O5(s) + H2O(l) = H3PO4 =>
P2O5(s) + 3 H2O(l) = 2 H3PO4
P8 + Cl2 = PCl5 =>
P8 + 20 Cl2 = 8 PCl5
CoO + HNO3 = Co(NO3)2 + H2O =>
CoO + 2 HNO3 = Co(NO3)2 + H2O
HCl2 + Fe = FeCl + H2 =>
2 HCl2 + 4 Fe = 4 FeCl + H2
HNO3 + Fe = Fe(NO3)2 + N2O + H2O =>
10 HNO3 + 4 Fe = 4 Fe(NO3)2 + N2O + 5 H2O
Ni(NO3)2 + NH3 = [Ni(NH3)6](NO3)2 =>
Ni(NO3)2 + 6 NH3 = [Ni(NH3)6](NO3)2
N2 + HCl = NCl3 + H2 =>
N2 + 6 HCl = 2 NCl3 + 3 H2
C4H10O = C + H2 + O2 =>
2 C4H10O = 8 C + 10 H2 + O2
H2PbO5 + V(OH)5 = H2O + V2PbO9 =>
H2PbO5 + 2 V(OH)5 = 6 H2O + V2PbO9
V2O5 + B = B2O3 + V =>
3 V2O5 + 10 B = 5 B2O3 + 6 V
Na3AlF6 + Al2O3 = NaAlOF2 =>
Na3AlF6 + Al2O3 = 3 NaAlOF2
Ba(NO3)2 + AlCl3 = BaCl2 + Al(NO3)3 =>
3 Ba(NO3)2 + 2 AlCl3 = 3 BaCl2 + 2 Al(NO3)3
NiBr + K2CO3 = KBr + Ni2CO3 =>
2 NiBr + K2CO3 = 2 KBr + Ni2CO3
Al + NaOH + H2O = Na[Al(OH)4] + H2 =>
2 Al + 2 NaOH + 6 H2O = 2 Na[Al(OH)4] + 3 H2
Fe + HI = FeI2 + H2 =>
Fe + 2 HI = FeI2 + H2
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
AgCl + HCHO + NaOH = NaCl + H2O + CO2 + Ag =>
4 AgCl + HCHO + 4 NaOH = 4 NaCl + 3 H2O + CO2 + 4 Ag
Co2O2 = Co + O2 =>
Co2O2 = 2 Co + O2
NaOH(aq) + H2SO4(l) = Na2SO4(aq) + H2O(l) =>
2 NaOH(aq) + H2SO4(l) = Na2SO4(aq) + 2 H2O(l)
Al(s) + HBr(aq) = AlBr3(s) + H2(g) =>
2 Al(s) + 6 HBr(aq) = 2 AlBr3(s) + 3 H2(g)
Ag(NH3)2Cl = Ag + NH3 + Cl2 =>
2 Ag(NH3)2Cl = 2 Ag + 4 NH3 + Cl2
C11H24 = C2H4 + C9H20 =>
C11H24 = C2H4 + C9H20
AlO3H3 + H2SO4 = Al2S3O12 + H2O =>
2 AlO3H3 + 3 H2SO4 = Al2S3O12 + 6 H2O
H3CCH2CH2CH2CH3 + O2 = CO2 + H2O =>
H3CCH2CH2CH2CH3 + 8 O2 = 5 CO2 + 6 H2O
NO2(g) = NO(g) + O2(g) =>
2 NO2(g) = 2 NO(g) + O2(g)
C3H5(NO3)3(l) = CO2(g) + H2O(l) + N2(g) + O2(g) =>
4 C3H5(NO3)3(l) = 12 CO2(g) + 10 H2O(l) + 6 N2(g) + O2(g)
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
(S)8 + (F)2 = (SF)6 =>
3(S)8 + 12(F)2 = 4(SF)6
Hg + Sn(SO4)2 = HgSO4 + Sn =>
2 Hg + Sn(SO4)2 = 2 HgSO4 + Sn
KOH(aq) + SO2(g) = K2SO3 + H2O =>
2 KOH(aq) + SO2(g) = K2SO3 + H2O
H2 + O = H2O =>
H2 + O = H2O
Na + CI2 = NaCI2 =>
Na + CI2 = NaCI2
Mg + NaOH + H2O = Na2[Mg(OH)4] + H2 =>
Mg + 2 NaOH + 2 H2O = Na2[Mg(OH)4] + H2
CH2 + HBr = CH3Br =>
CH2 + HBr = CH3Br
YO2 = Y + O2 =>
YO2 = Y + O2
Mg + FeSO4 = MgSO4 + Fe3 =>
3 Mg + 3 FeSO4 = 3 MgSO4 + Fe3
Cu(OH)2 + Li3P = CuP + Li3(OH)2 =>
Cu(OH)2 + Li3P = CuP + Li3(OH)2
Ca(OH)2 + H3N = HOH + Ca3N2 =>
3 Ca(OH)2 + 2 H3N = 6 HOH + Ca3N2
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
CuCO3(s) = CuO(s) + CO2(g) =>
CuCO3(s) = CuO(s) + CO2(g)
Li3N + NH4NO3 = LiNO3 + (NH4)3N =>
Li3N + 3 NH4NO3 = 3 LiNO3 + (NH4)3N
CH3CH2CHO + KMnO4 + KOH = CH3CH2COOK + MnO2 + H2O =>
3 CH3CH2CHO + 2 KMnO4 + KOH = 3 CH3CH2COOK + 2 MnO2 + 2 H2O
SiH4(g) + O2(g) = SiO2(s) + H2O(l) =>
SiH4(g) + 2 O2(g) = SiO2(s) + 2 H2O(l)
Ni + SNSO4 = NiSO4 + SN =>
Ni + SNSO4 = NiSO4 + SN
CuCl2(aq) + Na2CO3(aq) = CuCO3 + Na2Cl2 =>
CuCl2(aq) + Na2CO3(aq) = CuCO3 + Na2Cl2
H2S + Ni(NO3)2 = H(NO3) + NiS =>
H2S + Ni(NO3)2 = 2 H(NO3) + NiS
NO2{-} + H2O{+} = H3O{+} + NO + NO3{-} =>
3 NO2{-} + 3 H2O{+} = 2 H3O{+} + NO + 2 NO3{-}
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur07/13/24
Équations équilibrées sur08/12/23
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