| Équations équilibrées la veille | Équations équilibrées le lendemain |
4 Al + 3 Si = Al4Si3
Na2CrO4 + H2SO4 = Na2SO4 + Na2Cr2O7 + H2O =>
2 Na2CrO4 + H2SO4 = Na2SO4 + Na2Cr2O7 + H2O
H94 + O = H2O =>
H94 + 47 O = 47 H2O
Na2O + Al(NO3)3 = Na2(NO3)3 + AlO =>
Na2O + Al(NO3)3 = Na2(NO3)3 + AlO
NaBH4H2OCH2O = CH4ONaOHBH3 =>
NaBH4H2OCH2O = CH4ONaOHBH3
NaCl + Na2S + AgNO3 = AgCl + Na3NO3S =>
NaCl + Na2S + AgNO3 = AgCl + Na3NO3S
NH4 + O2 = H2O + HNO2 =>
4 NH4 + 7 O2 = 6 H2O + 4 HNO2
NaHCO3KCl = NaClKHCO3 =>
NaHCO3KCl = NaClKHCO3
NaOHKC7H4O2COOH = KC7H4O2COONaH2O =>
NaOHKC7H4O2COOH = KC7H4O2COONaH2O
ZnO + H2SiF6 = Zn(SiF6) + H2O =>
ZnO + H2SiF6 = Zn(SiF6) + H2O
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
Br2 + NH3 + H2O = NH4Br + NH4BrO =>
Br2 + 2 NH3 + H2O = NH4Br + NH4BrO
KOH + Cl2 = KOHCl =>
2 KOH + Cl2 = 2 KOHCl
Pb(ClO3)2KHSO4 = PbSO4KH(ClO3)2 =>
Pb(ClO3)2KHSO4 = PbSO4KH(ClO3)2
Cr2O7{2-} + C2H3O2{-} + H{+} = Cr{3+} + CO2 + H2O =>
4 Cr2O7{2-} + 3 C2H3O2{-} + 35 H{+} = 8 Cr{3+} + 6 CO2 + 22 H2O
Al + O2 = Al2O3 =>
4 Al + 3 O2 = 2 Al2O3
Zn = Zn{+} + e =>
Zn = Zn{+} + e
KI + KBrO3 + HCl = I2 + Br2 + KCl + H2O =>
10 KI + 2 KBrO3 + 12 HCl = 5 I2 + Br2 + 12 KCl + 6 H2O
Zn + H(NO3)2 = Zn(NO3)2 + NO + H2O =>
7 Zn + 8 H(NO3)2 = 7 Zn(NO3)2 + 2 NO + 4 H2O
H{+} + ClO3{-} + I{-} = Cl2 + I2 + H2O =>
12 H{+} + 2 ClO3{-} + 10 I{-} = Cl2 + 5 I2 + 6 H2O
CuSO4 + AgNO3 = CuNO3 + SO4Ag =>
CuSO4 + AgNO3 = CuNO3 + SO4Ag
Cu + H2SO4 = SO2CuO + H2O =>
Cu + H2SO4 = SO2CuO + H2O
H{2}SO{4} + NaNO{2} = HNO{2} + Na{2}SO{4] =>
H{2}SO{4} + NaNO{2} = HNO{2} + Na{2}SO{4]
HC2H3O2 + Na2CO3 + H2SO4 = Na2S + H2O + CO2 =>
HC2H3O2 + Na2CO3 + H2SO4 = Na2S + 3 H2O + 3 CO2
FeNO3 + MgCl = MgNO3 + FeCl =>
FeNO3 + MgCl = MgNO3 + FeCl
H2O + NH4HCO3 = NH4OH + H2CO3 =>
H2O + NH4HCO3 = NH4OH + H2CO3
Cu(OH)2 + KOH = K2CuO2 + H2O =>
Cu(OH)2 + 2 KOH = K2CuO2 + 2 H2O
Cu2O3 + NH3 = Cu + H2O + N =>
Cu2O3 + 2 NH3 = 2 Cu + 3 H2O + 2 N
Zn + SnCl2 = Cl2 + ZnSn =>
Zn + SnCl2 = Cl2 + ZnSn
Sr + N2 = Sr3N =>
6 Sr + N2 = 2 Sr3N
Cd(ClO3)2 + Mn2(SiO3)3 = Mn(ClO3)3 + Cd(SiO3) =>
3 Cd(ClO3)2 + Mn2(SiO3)3 = 2 Mn(ClO3)3 + 3 Cd(SiO3)
H2TeO4 + Na2S2O5 + NaOH = TeO2 + Na2SO4 + H2O =>
2 H2TeO4 + Na2S2O5 + 2 NaOH = 2 TeO2 + 2 Na2SO4 + 3 H2O
C2H6 + NaOH = C2H5OH + NaH =>
C2H6 + NaOH = C2H5OH + NaH
[Cu(H2O)6]SO4 + HCl = CuCl + H2O + HSO4 =>
[Cu(H2O)6]SO4 + HCl = CuCl + 6 H2O + HSO4
CH3CHO + Ag(NH3)2OH = Ag + H2O + NH3 + CH3COONH4 =>
CH3CHO + 2 Ag(NH3)2OH = 2 Ag + H2O + 3 NH3 + CH3COONH4
CO + HIO3 = CO2 + I2 + H2O =>
5 CO + 2 HIO3 = 5 CO2 + I2 + H2O
Mg{+} + O{-} = MgO =>
Mg{+} + O{-} = MgO
Cd(NO3)2 + H2O = NO3(H2O) + Cd =>
Cd(NO3)2 + 2 H2O = 2 NO3(H2O) + Cd
Cr(OH)SO4 + KOH = Cr(OH)3 + K2SO4 =>
Cr(OH)SO4 + 2 KOH = Cr(OH)3 + K2SO4
Zn(s) + HNO3(aq) = NO2(g) + H2O(l) + Zn(NO3)2(aq) =>
Zn(s) + 4 HNO3(aq) = 2 NO2(g) + 2 H2O(l) + Zn(NO3)2(aq)
Mg + C6H8O6 = Mg(C6H7O6)2 + H =>
Mg + 2 C6H8O6 = Mg(C6H7O6)2 + 2 H
CuCl2(aq) + NH3(aq) = ClNH3(aq) + Cu(s) =>
CuCl2(aq) + 2 NH3(aq) = 2 ClNH3(aq) + Cu(s)
C4H4O6{-2} + Co{3+} + OH{-} = CO2 + Co{2+} + H2O =>
C4H4O6{-2} + 10 Co{3+} + 8 OH{-} = 4 CO2 + 10 Co{2+} + 6 H2O
HCH2CHCO2 + OH = CH2CHCO2 + H2O =>
HCH2CHCO2 + OH = CH2CHCO2 + H2O
La(OH)3 + HClO4 = La(ClO4)3 + H2O =>
La(OH)3 + 3 HClO4 = La(ClO4)3 + 3 H2O
Hg2(NO3)2(aq) + NH3(aq) = Hg2H2(aq) + N(NO3)3(aq) =>
3 Hg2(NO3)2(aq) + 2 NH3(aq) = 3 Hg2H2(aq) + 2 N(NO3)3(aq)
S8 + O2 = SO2 =>
S8 + 8 O2 = 8 SO2
AgI + KI = K[AgI2] =>
AgI + KI = K[AgI2]
I2(s) + NaBr(ac) = Br2(l) + NaI(aq) =>
I2(s) + 2 NaBr(ac) = Br2(l) + 2 NaI(aq)
Fe(NO3)3(aq) + AgNO3(aq) = FeNO3(aq) + Ag(NO3)3(aq) =>
Fe(NO3)3(aq) + AgNO3(aq) = FeNO3(aq) + Ag(NO3)3(aq)
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur01/23/25
Équations équilibrées sur02/22/24
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