| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 NH + 5 O = 2 NO2 + H2O
Mg + ZnO = MgO + Zn =>
Mg + ZnO = MgO + Zn
CH3CO2H + O2 = CH3CO2 + H2O =>
4 CH3CO2H + O2 = 4 CH3CO2 + 2 H2O
Se + Na2S = SeS + Na =>
Se + Na2S = SeS + 2 Na
Ni + V = Ni882V118 =>
882 Ni + 118 V = Ni882V118
C4H8 + O2 = CO + H2O =>
C4H8 + 4 O2 = 4 CO + 4 H2O
BaCO3 + HI = I + BaHCO3 =>
BaCO3 + HI = I + BaHCO3
BaN6 + P3N5 + BaI2 = Ba3P5N10I + N2 =>
15 BaN6 + 10 P3N5 + 3 BaI2 = 6 Ba3P5N10I + 40 N2
Cr(OH)3 + H2S = H2(OH)3 + CrS =>
Cr(OH)3 + H2S = H2(OH)3 + CrS
Pb + KOH + H2O = K2PbO3 + H2 =>
Pb + 2 KOH + H2O = K2PbO3 + 2 H2
CuSO4(l) + KI(l) = KSO4(aq) + CuI(s) =>
CuSO4(l) + KI(l) = KSO4(aq) + CuI(s)
HI + Br2 = HBr + I =>
2 HI + Br2 = 2 HBr + 2 I
Al(OH)3 + HCl = Al + H2O + Cl =>
Al(OH)3 + 3 HCl = Al + 3 H2O + 3 Cl
Fe(NO3)2 + HNO3 = Fe(NO3)3 + H2 =>
2 Fe(NO3)2 + 2 HNO3 = 2 Fe(NO3)3 + H2
H2SO4 + Cl2 = HCl + SO2 + O2 =>
H2SO4 + Cl2 = 2 HCl + SO2 + O2
K3(PO4) + MgCl2 = KCl + Mg3(PO4)2 =>
2 K3(PO4) + 3 MgCl2 = 6 KCl + Mg3(PO4)2
CH2O + Ag(NH3)2OH = HCOO + Ag + NH3 + H2O =>
CH2O + 3 Ag(NH3)2OH = HCOO + 3 Ag + 6 NH3 + 2 H2O
C6H12O2 + H2O = C4H10O + C2H4O2 =>
C6H12O2 + H2O = C4H10O + C2H4O2
HN3 + OH = N2 + H2O =>
2 HN3 + 2 OH = 3 N2 + 2 H2O
Zn + KNO3 + H2SO4 = NH4NO3 + K2SO4 + ZnSO4 + H2O =>
4 Zn + 2 KNO3 + 5 H2SO4 = NH4NO3 + K2SO4 + 4 ZnSO4 + 3 H2O
FeBr3 + Na2SO4 = NaBr + Fe2(SO4)3 =>
2 FeBr3 + 3 Na2SO4 = 6 NaBr + Fe2(SO4)3
CuCl2*2H2O + CrCl3*6H2O + CH4N2S = CuCrS + (NH2)2CO + HCl + H2O + O2 =>
4 CuCl2*2H2O + 4 CrCl3*6H2O + 4 CH4N2S = 4 CuCrS + 4(NH2)2CO + 20 HCl + 22 H2O + 3 O2
Al(OH)3 + H2S = (Al(OH)2)2S + H2O =>
2 Al(OH)3 + H2S = (Al(OH)2)2S + 2 H2O
La3 + O2 = La2O3 =>
4 La3 + 9 O2 = 6 La2O3
K2O + SiO2 = K4SiO4 =>
2 K2O + SiO2 = K4SiO4
CuI2 = Cu + I =>
CuI2 = Cu + 2 I
Cu + S = Cu2S =>
2 Cu + S = Cu2S
Fe2(SO4)3 + H2SO4 = Fe(HSO4)3 =>
Fe2(SO4)3 + 3 H2SO4 = 2 Fe(HSO4)3
NaNO2 + NaHSO3 = HON(SO3Na)2 + NaOH =>
NaNO2 + 2 NaHSO3 = HON(SO3Na)2 + NaOH
Fe + SO2 = FeO + FeS =>
3 Fe + SO2 = 2 FeO + FeS
HBr + NaBr = NaH + Br2 =>
HBr + NaBr = NaH + Br2
Be + HI = BeI2 + H2 =>
Be + 2 HI = BeI2 + H2
Agl + HNO3 = AglNO3 + H =>
Agl + HNO3 = AglNO3 + H
Se + P = SeP =>
Se + P = SeP
Na[Al(OH)4] + Al(NO3)3 = Al(OH)3 + NaNO3 =>
3 Na[Al(OH)4] + Al(NO3)3 = 4 Al(OH)3 + 3 NaNO3
FeI3 + KSCN = KI3 + FeSCN =>
FeI3 + KSCN = KI3 + FeSCN
SiO2(s) + H(s) = Si(l) + H2O(g) =>
SiO2(s) + 4 H(s) = Si(l) + 2 H2O(g)
C6H5CH2OH + KOH + KMnO4 = C6H5CH2OOK + MnO2 + H2O =>
3 C6H5CH2OH + KOH + 2 KMnO4 = 3 C6H5CH2OOK + 2 MnO2 + 2 H2O
NaHCO3 + C6H8O7 = Na3C6H5Na3O7 + CO2 + H2O =>
36 NaHCO3 + 7 C6H8O7 = 6 Na3C6H5Na3O7 + 42 CO2 + 31 H2O
BeBr2 = Be + Br =>
BeBr2 = Be + 2 Br
Co(NH3)6Cl2 + NH4Cl + O2 + H2O = Co(NH3)5Cl3 + NH4OH =>
4 Co(NH3)6Cl2 + 4 NH4Cl + O2 + 6 H2O = 4 Co(NH3)5Cl3 + 8 NH4OH
Mg + B = MgB =>
Mg + B = MgB
C2O2(OH)2 + H2SO4 + KMnO4 = K2SO4 + MnSO4 + H2O + CO2 =>
5 C2O2(OH)2 + 3 H2SO4 + 2 KMnO4 = K2SO4 + 2 MnSO4 + 8 H2O + 10 CO2
K2 + Ca3 = K2Ca3 =>
K2 + Ca3 = K2Ca3
Pb + BiI3 = PbI4 + Bi =>
3 Pb + 4 BiI3 = 3 PbI4 + 4 Bi
CH3NHNH2 + N2O4 = CO2 + H2O + N2 =>
4 CH3NHNH2 + 5 N2O4 = 4 CO2 + 12 H2O + 9 N2
Fe + SO2 = FeO + FeS =>
3 Fe + SO2 = 2 FeO + FeS
Ni(O)(OH) + NH = Ni(OH)2 + N =>
Ni(O)(OH) + NH = Ni(OH)2 + N
Fe(s) + C(s) + N2(g) = Fe(CN)2(s) =>
Fe(s) + 2 C(s) + N2(g) = Fe(CN)2(s)
CdCl2 + HNO3 = Cd(NO3)2 + HCl =>
CdCl2 + 2 HNO3 = Cd(NO3)2 + 2 HCl
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur11/24/24
Équations équilibrées sur12/24/23
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