| Équations équilibrées la veille | Équations équilibrées le lendemain |
CH4 + 2 O2 = CO2 + 2 H2O
S + HNO3 = H2SO4 + NO2 + H2O =>
S + 6 HNO3 = H2SO4 + 6 NO2 + 2 H2O
HNO3 + H2S = NO2 + H2O + S =>
2 HNO3 + H2S = 2 NO2 + 2 H2O + S
Zn(s) + HNO3(aq) = Zn(NO3) + H2(g) =>
2 Zn(s) + 2 HNO3(aq) = 2 Zn(NO3) + H2(g)
CO + H2 = CH3OH =>
CO + 2 H2 = CH3OH
CaH2 + H2O = Ca(OH)2 + H2 =>
CaH2 + 2 H2O = Ca(OH)2 + 2 H2
NH3 + CuO = Cu + N2 + H2O =>
2 NH3 + 3 CuO = 3 Cu + N2 + 3 H2O
C6H6 + O2 = H2O + CO2 =>
2 C6H6 + 15 O2 = 6 H2O + 12 CO2
HNO3 + Fe = Fe(NO3) + H2(g) =>
2 HNO3 + 2 Fe = 2 Fe(NO3) + H2(g)
Br + NaI = NaBr + I2 =>
2 Br + 2 NaI = 2 NaBr + I2
Sn + S = SnS =>
Sn + S = SnS
K2Cr2O7 + SnCl2 + HCl = CrCl3 + SnCl4 + KCl + H2O =>
K2Cr2O7 + 3 SnCl2 + 14 HCl = 2 CrCl3 + 3 SnCl4 + 2 KCl + 7 H2O
N2H4 = NH3 + N2 =>
3 N2H4 = 4 NH3 + N2
KI + H2O2 = KIO3 + H2O =>
KI + 3 H2O2 = KIO3 + 3 H2O
NaI + Pb(SO4)2 = PbI4 + Na2SO4 =>
4 NaI + Pb(SO4)2 = PbI4 + 2 Na2SO4
P4 + S8 = P4S10 =>
4 P4 + 5 S8 = 4 P4S10
H2O + Na = NaOH + H2 =>
2 H2O + 2 Na = 2 NaOH + H2
NH3 + O2 = NO3 + H2O =>
4 NH3 + 9 O2 = 4 NO3 + 6 H2O
SnCl2(aq) + Na2S(aq) = SnS(s) + NaCl(aq) =>
SnCl2(aq) + Na2S(aq) = SnS(s) + 2 NaCl(aq)
KOH + Cl2 = KClO3 + KCl + H2O =>
6 KOH + 3 Cl2 = KClO3 + 5 KCl + 3 H2O
HCl + Ca = H2 + CaCl2 =>
2 HCl + Ca = H2 + CaCl2
Na2S + Cu(NO3)2 = Na(NO3) + CuS =>
Na2S + Cu(NO3)2 = 2 Na(NO3) + CuS
H2SO4 + KOH = K2SO4 + H2O =>
H2SO4 + 2 KOH = K2SO4 + 2 H2O
NH3 + O2 = NO2 + H2O =>
4 NH3 + 7 O2 = 4 NO2 + 6 H2O
H3PO4(aq) + NaOH(aq) = Na3PO4(aq) + H2O(l) =>
H3PO4(aq) + 3 NaOH(aq) = Na3PO4(aq) + 3 H2O(l)
Ca + O = CaO =>
Ca + O = CaO
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
NaI + NaMnO4 + HCl = MnCl2 + NaCl + I2 + H2O =>
10 NaI + 2 NaMnO4 + 16 HCl = 2 MnCl2 + 12 NaCl + 5 I2 + 8 H2O
KI + H2SO4 = K2SO4 + I2 + H2S + H2O =>
8 KI + 5 H2SO4 = 4 K2SO4 + 4 I2 + H2S + 4 H2O
C12H22O11 + O2 = CO2 + H2O =>
C12H22O11 + 12 O2 = 12 CO2 + 11 H2O
Hg2{2+} + F{-} = Hg2F2 =>
Hg2{2+} + 2 F{-} = Hg2F2
MgSO4(aq) + KCl(aq) = MgCl2(s) + K2SO4(aq) =>
MgSO4(aq) + 2 KCl(aq) = MgCl2(s) + K2SO4(aq)
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
Ba(NO3)2(aq) + CuSO4(aq) = BaSO4(s) + Cu(NO3)2(aq) =>
Ba(NO3)2(aq) + CuSO4(aq) = BaSO4(s) + Cu(NO3)2(aq)
Hg2{2+} + F{-} = HgF =>
Hg2{2+} + 2 F{-} = 2 HgF
Sb2S3 + NH4Cl(aq) = SbCl3 + (NH4)2S =>
Sb2S3 + 6 NH4Cl(aq) = 2 SbCl3 + 3(NH4)2S
NaI + MnO2 + H2SO4 = MnSO4 + NaSO4 + H2O + I =>
NaI + MnO2 + 2 H2SO4 = MnSO4 + NaSO4 + 2 H2O + I
NaI + MnO2 + H2SO4 = MnSO4 + Na2SO4 + H2O + I =>
2 NaI + MnO2 + 2 H2SO4 = MnSO4 + Na2SO4 + 2 H2O + 2 I
Hg2{2+} + F{-} = HgF =>
Hg2{2+} + 2 F{-} = 2 HgF
HL + H2SO4 = H2S + L2 + H2O =>
8 HL + H2SO4 = H2S + 4 L2 + 4 H2O
Hg2{2+} + F{-} = Hg2F2 =>
Hg2{2+} + 2 F{-} = Hg2F2
CH4N2O + N2O = CO2 + H2O + N2 =>
CH4N2O + 3 N2O = CO2 + 2 H2O + 4 N2
Hg2{2+} + F{-} = HgF =>
Hg2{2+} + 2 F{-} = 2 HgF
Hg2{2+} + F{-} = Hg2F2 =>
Hg2{2+} + 2 F{-} = Hg2F2
Hg2{2+} + F{-} = HgF =>
Hg2{2+} + 2 F{-} = 2 HgF
C57H110O6 + O2 = CO2 + H2O =>
2 C57H110O6 + 163 O2 = 114 CO2 + 110 H2O
Cu2O + HNO3 = Cu(NO3)2 + NO + H2O =>
3 Cu2O + 14 HNO3 = 6 Cu(NO3)2 + 2 NO + 7 H2O
Li + H2O = H2 + LiOH =>
2 Li + 2 H2O = H2 + 2 LiOH
NaNO3(aq) + HCl(aq) = NaCl(aq) + NOCl(g) + Cl2(g) + H2O(l) =>
NaNO3(aq) + 4 HCl(aq) = NaCl(aq) + NOCl(g) + Cl2(g) + 2 H2O(l)
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur07/04/16
Équations équilibrées sur08/03/15
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