| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 NaOH + Si = SiO2 + 2 Na + 2 H
Cr(OH)4 + H = Cr + H2O =>
Cr(OH)4 + 4 H = Cr + 4 H2O
CH3CH(OH)COONa + Na = CH3CH(ONa)COONa + H2 =>
2 CH3CH(OH)COONa + 2 Na = 2 CH3CH(ONa)COONa + H2
AlBr3 + Hg(NO3)2 = HgBr2 + Al(NO3)3 =>
2 AlBr3 + 3 Hg(NO3)2 = 3 HgBr2 + 2 Al(NO3)3
HgS + HNO3 + HBr = HgBr2 + S + NO + H2O =>
3 HgS + 2 HNO3 + 6 HBr = 3 HgBr2 + 3 S + 2 NO + 4 H2O
PbS2 = PbS + S8 =>
8 PbS2 = 8 PbS + S8
CH3COCH3 + H2 = CH3CH2CH3 + O =>
CH3COCH3 + H2 = CH3CH2CH3 + O
H2S + O2 = SO2 + H2O =>
2 H2S + 3 O2 = 2 SO2 + 2 H2O
Ag + Cu(NO3)2 = Cu + Ag(NO3)2 =>
Ag + Cu(NO3)2 = Cu + Ag(NO3)2
HBr + Sr = HSr + Br =>
HBr + Sr = HSr + Br
Mg(NO3)2 + C6H8O7 = MgO + CO2 + H2O + N2 =>
9 Mg(NO3)2 + 5 C6H8O7 = 9 MgO + 30 CO2 + 20 H2O + 9 N2
C7H7NO4 + PCl5 = C7H4ClNO3 + POCl3 + HCl + H2 =>
C7H7NO4 + PCl5 = C7H4ClNO3 + POCl3 + HCl + H2
NH3 + NaCl + H2O = NH4Cl + NaOH =>
NH3 + NaCl + H2O = NH4Cl + NaOH
TsS2 + NH3 = H2S + NH4STsN =>
TsS2 + 2 NH3 = H2S + NH4STsN
Cu + P = Cu3P2 =>
3 Cu + 2 P = Cu3P2
LiCN + NaBr = NaCN + LiBr =>
LiCN + NaBr = NaCN + LiBr
Li + FeCl2 = LiCl + Fe =>
2 Li + FeCl2 = 2 LiCl + Fe
P + H2O2 = H3PO4 + H2 =>
2 P + 4 H2O2 = 2 H3PO4 + H2
K2CrO4 = K2O + CrO3 =>
K2CrO4 = K2O + CrO3
BaCr2O7 + Ba(OH)2 = BaCrO4 + H2O =>
BaCr2O7 + Ba(OH)2 = 2 BaCrO4 + H2O
FeCO3 + Zn(NO3)2 = Fe(NO3)2 + ZnCO3 =>
FeCO3 + Zn(NO3)2 = Fe(NO3)2 + ZnCO3
AgNo3 + Al = Ag + Al(No3)3 =>
3 AgNo3 + Al = 3 Ag + Al(No3)3
Fe + KNO3 = K2FeO4 + N2 + O2 =>
Fe + 2 KNO3 = K2FeO4 + N2 + O2
Na + CuO = NaO + Cu =>
Na + CuO = NaO + Cu
C16H14 + O2 = CO2 + H2O =>
2 C16H14 + 39 O2 = 32 CO2 + 14 H2O
Sn + HNO3 = Sn(NO3)2 + NH4NO3 + H2O =>
4 Sn + 10 HNO3 = 4 Sn(NO3)2 + NH4NO3 + 3 H2O
Li + HI = LiHI =>
Li + HI = LiHI
Ni2O3 + C = Ni + CO2 =>
2 Ni2O3 + 3 C = 4 Ni + 3 CO2
Br + KOH = BrOH + K =>
Br + KOH = BrOH + K
Fe2(SO4)3 + SO2 + H2O = Fe(HSO4)2 =>
Fe2(SO4)3 + SO2 + 2 H2O = 2 Fe(HSO4)2
Hg + Fe = Hg2Fe =>
2 Hg + Fe = Hg2Fe
P + Se = P2Se3 =>
2 P + 3 Se = P2Se3
Li + BaO = LiBaO =>
Li + BaO = LiBaO
CH2O(l) + O2(g) = CO2(g) + H2O(l) =>
CH2O(l) + O2(g) = CO2(g) + H2O(l)
K(s) + Zn(NO3)2(aq) = Zn(s) + KNO3(aq) =>
2 K(s) + Zn(NO3)2(aq) = Zn(s) + 2 KNO3(aq)
Na2CO3(s) + H2SO4(aq) = Na2SO4(aq) + H2O(g) + CO2(g) =>
Na2CO3(s) + H2SO4(aq) = Na2SO4(aq) + H2O(g) + CO2(g)
BaO + S = SO + Ba =>
BaO + S = SO + Ba
Fe(OH)3 + NaHCO3 = H2O + NaOH + Fe2(CO3)3 =>
2 Fe(OH)3 + 3 NaHCO3 = 3 H2O + 3 NaOH + Fe2(CO3)3
CaO2 + SiO2 = CaSiO4 =>
CaO2 + SiO2 = CaSiO4
NaOH + HNO2 = NaOH(NO2) + H2 =>
2 NaOH + 2 HNO2 = 2 NaOH(NO2) + H2
SrCl2 + H2SO4 = HCl + SrSO4 =>
SrCl2 + H2SO4 = 2 HCl + SrSO4
NaOH*H2O + Mg = Na + MgO + H2 =>
2 NaOH*H2O + 4 Mg = 2 Na + 4 MgO + 3 H2
H2 = H{+} + e =>
H2 = 2 H{+} + 2e
Br + NaCl = BrCl + Na =>
Br + NaCl = BrCl + Na
C19H40 + O2 = CO2 + H2O =>
C19H40 + 29 O2 = 19 CO2 + 20 H2O
F2 + AlBr3 = Br2 + AlF3 =>
3 F2 + 2 AlBr3 = 3 Br2 + 2 AlF3
ZnSO4 + FeSO4 = Zn + Fe2(SO4)3 =>
ZnSO4 + 2 FeSO4 = Zn + Fe2(SO4)3
HBr + Cl2 = HCl + Br2 =>
2 HBr + Cl2 = 2 HCl + Br2
Na(NO3) + Na = NaO + N2 =>
2 Na(NO3) + 4 Na = 6 NaO + N2
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
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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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