| Équations équilibrées la veille | Équations équilibrées le lendemain |
4 NH3 + Cu(OH)2 = [Cu(NH3)4](OH)2
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
NaOH + H2SO4 = Na2SO4 + H2O =>
2 NaOH + H2SO4 = Na2SO4 + 2 H2O
NaOH + Cu(II)NO3 = NaNO3 + Cu(II)OH =>
NaOH + Cu(II)NO3 = NaNO3 + Cu(II)OH
HBr + NaOH = NaBr + H2O =>
HBr + NaOH = NaBr + H2O
S + CO = SO2 + C =>
S + 2 CO = SO2 + 2 C
Mg + HNO3 = Mg(NO3)2 + NH4NO3 + H2O =>
4 Mg + 10 HNO3 = 4 Mg(NO3)2 + NH4NO3 + 3 H2O
Sn{+2} + HgCl2 + Cl{-} = SnCl6{-2} + Hg =>
Sn{+2} + HgCl2 + 4 Cl{-} = SnCl6{-2} + Hg
Al + Cl2 = AlCl3 =>
2 Al + 3 Cl2 = 2 AlCl3
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
CH3CH3 + O2 = CO2 + H2O =>
2 CH3CH3 + 7 O2 = 4 CO2 + 6 H2O
C8H18 + O2 = CO2 + H2O =>
2 C8H18 + 25 O2 = 16 CO2 + 18 H2O
N2H4 = NH3 + N2 =>
3 N2H4 = 4 NH3 + N2
ZnCl2 + Na2CO3 + H2O = NaCl + Zn(OH)2 + CO2 =>
ZnCl2 + Na2CO3 + H2O = 2 NaCl + Zn(OH)2 + CO2
Al + H{+} + BrO4{-} = Al{+3} + Br2 + H2O =>
14 Al + 48 H{+} + 6 BrO4{-} = 14 Al{+3} + 3 Br2 + 24 H2O
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
Ca(OH)2 + H3PO4 = Ca3(PO4)2 + H2O =>
3 Ca(OH)2 + 2 H3PO4 = Ca3(PO4)2 + 6 H2O
NaOH + Fe(III)NO3 = NaNO3 + Fe(III)OH =>
NaOH + Fe(III)NO3 = NaNO3 + Fe(III)OH
KOH + H2SO4 = KHSO4 + H2O =>
KOH + H2SO4 = KHSO4 + H2O
S{-2} + H{+} + NO3{-} = S + NO + H2O =>
3 S{-2} + 8 H{+} + 2 NO3{-} = 3 S + 2 NO + 4 H2O
KOH + H2SO4 = KHSO4 + H2O =>
KOH + H2SO4 = KHSO4 + H2O
C4H10 + O2 = CO2 + H2O =>
2 C4H10 + 13 O2 = 8 CO2 + 10 H2O
KOH + H2SO4 = KHSO4 + H2O =>
KOH + H2SO4 = KHSO4 + H2O
Cr2O3 + CO = Cr + CO2 =>
Cr2O3 + 3 CO = 2 Cr + 3 CO2
CaH2 + H2O = Ca(OH)2 + H2 =>
CaH2 + 2 H2O = Ca(OH)2 + 2 H2
FeCl3 + SCN = Fe(SCN)3 + Cl =>
FeCl3 + 3 SCN = Fe(SCN)3 + 3 Cl
HCl + Na2SO3 = NaCl + H2SO3 =>
2 HCl + Na2SO3 = 2 NaCl + H2SO3
F + H2 = HF =>
2 F + H2 = 2 HF
NaCl + Cu(II)NO3 = NaNO3 + Cu(II)Cl =>
NaCl + Cu(II)NO3 = NaNO3 + Cu(II)Cl
Cu2S + O2 = Cu2O + SO =>
Cu2S + O2 = Cu2O + SO
NH3 + CH4 + O2 = HCN + H2O =>
2 NH3 + 2 CH4 + 3 O2 = 2 HCN + 6 H2O
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
CH3(CH2)6CH3 + O2 = CO2 + H2O =>
2 CH3(CH2)6CH3 + 25 O2 = 16 CO2 + 18 H2O
NH3 + O2 = NO2 + H2O =>
4 NH3 + 7 O2 = 4 NO2 + 6 H2O
NaBr = Br2 + Na =>
2 NaBr = Br2 + 2 Na
Cu2S + O2 = Cu2O + SO2 =>
2 Cu2S + 3 O2 = 2 Cu2O + 2 SO2
PbO2 + H{+} + Cl{-} = Pb{+2} + H2O + Cl2 =>
PbO2 + 4 H{+} + 2 Cl{-} = Pb{+2} + 2 H2O + Cl2
NaCl + Ag(II)NO3 = NaNO3 + Ag(II)Cl =>
NaCl + Ag(II)NO3 = NaNO3 + Ag(II)Cl
P + Br = PBr3 =>
P + 3 Br = PBr3
CaCl2 + (NH4)3PO4 = Ca3(PO4)2 + NH4Cl =>
3 CaCl2 + 2(NH4)3PO4 = Ca3(PO4)2 + 6 NH4Cl
Al + H2SO4 = Al2(SO4)3 + H2 =>
2 Al + 3 H2SO4 = Al2(SO4)3 + 3 H2
C10H16O2 + O2 = CO2 + H2O =>
C10H16O2 + 13 O2 = 10 CO2 + 8 H2O
Ni(NO3)2 + NaOH = Na(NO3)2 + NiOH =>
Ni(NO3)2 + NaOH = Na(NO3)2 + NiOH
SF4 + I2O5 = IF5 + SO2 =>
5 SF4 + 2 I2O5 = 4 IF5 + 5 SO2
AlCl3 + NaOH = Al(OH)3 + NaCl =>
AlCl3 + 3 NaOH = Al(OH)3 + 3 NaCl
SO2 + H2O = H2SO3 =>
SO2 + H2O = H2SO3
Cu + Cl = CuCl =>
Cu + Cl = CuCl
Cu + Cl = CuCl2 =>
Cu + 2 Cl = CuCl2
H{+} + Fe{+2} + MnO4{-} = Fe{+3} + Mn{+2} + H2O =>
8 H{+} + 5 Fe{+2} + MnO4{-} = 5 Fe{+3} + Mn{+2} + 4 H2O
C8H18 + O2 = CO2 + H2O =>
2 C8H18 + 25 O2 = 16 CO2 + 18 H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur10/29/12
Équations équilibrées sur11/28/11
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