| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 Ag2S + 3 O2 = 4 AgO + 2 SO
Al2(SO4)3(aq) = Al2O3 + SO3 =>
Al2(SO4)3(aq) = Al2O3 + 3 SO3
Na2CrO4 + FeCl2 + HCl = CrCl3 + FeCl3 + NaCl + H2O =>
Na2CrO4 + 3 FeCl2 + 8 HCl = CrCl3 + 3 FeCl3 + 2 NaCl + 4 H2O
Pb(NO3)2 + NaOH = PbNa2 + NO3OH =>
Pb(NO3)2 + 2 NaOH = PbNa2 + 2 NO3OH
CrO + H2O = H2CrO2 =>
CrO + H2O = H2CrO2
HCl + Na2S2O3 = S8 + SO2 + H2O + NaCl =>
16 HCl + 8 Na2S2O3 = S8 + 8 SO2 + 8 H2O + 16 NaCl
S + H2SO4 = SO2 + H2O =>
S + 2 H2SO4 = 3 SO2 + 2 H2O
NaOHH2CO3 = H2ONaHCO3 =>
NaOHH2CO3 = H2ONaHCO3
S + H2SO4 = SO2 + H2O =>
S + 2 H2SO4 = 3 SO2 + 2 H2O
Zn + HCl = ZnCl2 + H2 = =>
Zn + 2 HCl = ZnCl2 + H2
HClAgNO3 = HNO3AgCl =>
HClAgNO3 = HNO3AgCl
CrO3 + Na2S + H2O = Cr(OH)3 + Na2SO4 =>
8 CrO3 + 3 Na2S + 12 H2O = 8 Cr(OH)3 + 3 Na2SO4
Fe2S3 + H{+} = Fe{3+} + H2S =>
Fe2S3 + 6 H{+} = 2 Fe{3+} + 3 H2S
NaS + H2S = Na2S5 + H2 =>
2 NaS + 3 H2S = Na2S5 + 3 H2
BaCl2 + H2SO4 = Ba2(SO4)2 + HCl =>
2 BaCl2 + 2 H2SO4 = Ba2(SO4)2 + 4 HCl
CuO + Fe = Cu + Fe2O3 =>
3 CuO + 2 Fe = 3 Cu + Fe2O3
Fe3OCOFe + CO2 = CO + Fe2O3 =>
Fe3OCOFe + 5 CO2 = 6 CO + 2 Fe2O3
ClO2 + NaOH + Na2SO3 = Na2SO4 + NaCl + H2O =>
2 ClO2 + 2 NaOH + 5 Na2SO3 = 5 Na2SO4 + 2 NaCl + H2O
Fe3OCOFe + CO2 = CO + Fe2O3 =>
Fe3OCOFe + 5 CO2 = 6 CO + 2 Fe2O3
Cl + Al = AlCl3 =>
3 Cl + Al = AlCl3
HNO3 = N2O5H2O =>
2 HNO3 = N2O5H2O
C6H8O4 + H2 = C4H6O2 + H2O =>
2 C6H8O4 + 3 H2 = 3 C4H6O2 + 2 H2O
HBr(aq) + Li2CO3(aq) = H2CO3 + LiBr =>
2 HBr(aq) + Li2CO3(aq) = H2CO3 + 2 LiBr
Zn(NO3)2 = ZnO + N2O + O2 =>
Zn(NO3)2 = ZnO + N2O + 2 O2
MgCl2 + Ag(NO2) = Mg(NO2)2 + AgCl =>
MgCl2 + 2 Ag(NO2) = Mg(NO2)2 + 2 AgCl
S{2-} + H2O = HS{-} + OH{-} =>
S{2-} + H2O = HS{-} + OH{-}
Pb(NO3)2 + Na2CO3 = PbCO3 + NaNO3 =>
Pb(NO3)2 + Na2CO3 = PbCO3 + 2 NaNO3
PbS + HNO3 = H2SO4 + Pb(NO3)2 + NO + H2O =>
3 PbS + 14 HNO3 = 3 H2SO4 + 3 Pb(NO3)2 + 8 NO + 4 H2O
Cs + N2 = Cs3N =>
6 Cs + N2 = 2 Cs3N
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
C2H2(acetileno) + O2 = CO2 + H2O =>
2 C2H2(acetileno) + 5 O2 = 4 CO2 + 2 H2O
H2 + Na2O = NaH + NaOH =>
H2 + Na2O = NaH + NaOH
Ba(OH)2 + H2O = H3O + BaO2H =>
Ba(OH)2 + H2O = H3O + BaO2H
C3H6O2 + NaOH = CH3COONa + CH3OH =>
C3H6O2 + NaOH = CH3COONa + CH3OH
Ca(OH)2 + Fe2O3 = Ca2O2 + Fe(OH)3 =>
6 Ca(OH)2 + 2 Fe2O3 = 3 Ca2O2 + 4 Fe(OH)3
Na + Br2Cl = NaCl + Br2 =>
Na + Br2Cl = NaCl + Br2
H3BO3 + NaHCO3 = NaBO2 + CO2 + H2O =>
H3BO3 + NaHCO3 = NaBO2 + CO2 + 2 H2O
SO2(g) + O2(g) + H2O(l) = H2SO4(ac) =>
2 SO2(g) + O2(g) + 2 H2O(l) = 2 H2SO4(ac)
P + H = P3H1 =>
3 P + H = P3H1
NO + O2 = NO2 =>
2 NO + O2 = 2 NO2
Mg + H3Po4 = Mg2(Po4)2 + H2 =>
2 Mg + 2 H3Po4 = Mg2(Po4)2 + 3 H2
NOCl = NO + Cl =>
NOCl = NO + Cl
NaBH4 + I2 = B2H6 + H2 + NaI =>
2 NaBH4 + I2 = B2H6 + H2 + 2 NaI
NaOH + K2CO3 = Na2CO3 + KOH =>
2 NaOH + K2CO3 = Na2CO3 + 2 KOH
Na + HNO3(k) = NaNO3 + N2O + H2O =>
8 Na + 10 HNO3(k) = 8 NaNO3 + N2O + 5 H2O
Hg2(NO3)2 + CaCl2 = Ca(NO3)2 + Hg2Cl2 =>
Hg2(NO3)2 + CaCl2 = Ca(NO3)2 + Hg2Cl2
C252H52 + O2 = CO2 + H2O =>
C252H52 + 265 O2 = 252 CO2 + 26 H2O
Al + O2 = Al2O3 =>
4 Al + 3 O2 = 2 Al2O3
K2C2O4 + Pb(NO3)2 = K2(NO3)2 + PbC2O4 =>
K2C2O4 + Pb(NO3)2 = K2(NO3)2 + PbC2O4
NaBrO3 + H2SO4 + C3H4O4 = Br2 + Na2SO4 + CO2 + H2O =>
8 NaBrO3 + 4 H2SO4 + 5 C3H4O4 = 4 Br2 + 4 Na2SO4 + 15 CO2 + 14 H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur11/16/24
Équations équilibrées sur12/16/23
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