| Équations équilibrées la veille | Équations équilibrées le lendemain |
CH4(g) + H2O(g) = CO(g) + 3 H2(g)
Li + H2SO4 = Li2SO4 + H2O + H2S =>
8 Li + 5 H2SO4 = 4 Li2SO4 + 4 H2O + H2S
SO2 + O2 = SO3 =>
2 SO2 + O2 = 2 SO3
Fe{2+} = Fe{3+} + Fe =>
3 Fe{2+} = 2 Fe{3+} + Fe
C10H16N2O8 + NaOH + ZnO = C10H12N2O8Na2Zn*2H2O + H2O =>
C10H16N2O8 + 2 NaOH + ZnO = C10H12N2O8Na2Zn*2H2O + H2O
B + F2 = BF2 =>
B + F2 = BF2
HNO3 + CaCO3 = Ca(NO3)2 + CO2 + H2O =>
2 HNO3 + CaCO3 = Ca(NO3)2 + CO2 + H2O
CH3CH3 + O2 = CO2 + H2O =>
2 CH3CH3 + 7 O2 = 4 CO2 + 6 H2O
HBr(aq) + Zn(OH)2(s) = ZnBr2(aq) + H2O(l) =>
2 HBr(aq) + Zn(OH)2(s) = ZnBr2(aq) + 2 H2O(l)
Al(OH)3 + HNO3 = H2O + Al(NO3)3 =>
Al(OH)3 + 3 HNO3 = 3 H2O + Al(NO3)3
Cu + H2SO4 = Cu2SO4 + H2O + SO2 =>
2 Cu + 2 H2SO4 = Cu2SO4 + 2 H2O + SO2
H3PO4(aq) + NaOH(aq) = Na3PO4(aq) + H2O(l) =>
H3PO4(aq) + 3 NaOH(aq) = Na3PO4(aq) + 3 H2O(l)
Cu(s) + HNO3(aq) = Cu(NO3)2(aq) + NO2 + H2O =>
Cu(s) + 4 HNO3(aq) = Cu(NO3)2(aq) + 2 NO2 + 2 H2O
Y + O2 = Y2O3 =>
4 Y + 3 O2 = 2 Y2O3
Al + ClH = H2 + Cl3Al =>
2 Al + 6 ClH = 3 H2 + 2 Cl3Al
Hg(NO3)2 + KCl = KNO3 + HgCl2 =>
Hg(NO3)2 + 2 KCl = 2 KNO3 + HgCl2
Zr + O2 = ZrO2 =>
Zr + O2 = ZrO2
Cr2(SO4)3 + H2O2 + NaOH = NaCrO4 + H2O + Na2SO4 =>
Cr2(SO4)3 + 4 H2O2 + 8 NaOH = 2 NaCrO4 + 8 H2O + 3 Na2SO4
Cr2(SO4)3 + H2O2 + NaOH = Na2CrO4 + H2O + Na2SO4 =>
Cr2(SO4)3 + 3 H2O2 + 10 NaOH = 2 Na2CrO4 + 8 H2O + 3 Na2SO4
Ru + O2 = RuO2 =>
Ru + O2 = RuO2
Cr2O7{2-} + H{+} + H2S = Cr{3+} + H2O + S =>
Cr2O7{2-} + 8 H{+} + 3 H2S = 2 Cr{3+} + 7 H2O + 3 S
CuSO4 + NH3 + H2O = (NH4)2SO4 + Cu(NH3)4(OH)2 =>
CuSO4 + 6 NH3 + 2 H2O = (NH4)2SO4 + Cu(NH3)4(OH)2
HCl + Al(OH)3 = AlCl3 + H2O =>
3 HCl + Al(OH)3 = AlCl3 + 3 H2O
HI + K = KI + H2 =>
2 HI + 2 K = 2 KI + H2
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
HNO3 + NAOH = NANO3 + H2O =>
HNO3 + NAOH = NANO3 + H2O
Na + O2 = Na2O =>
4 Na + O2 = 2 Na2O
NaHCO3 + MgSO4 = NaSO4 + MgHCO3 =>
NaHCO3 + MgSO4 = NaSO4 + MgHCO3
P + O2 = P2O5 =>
4 P + 5 O2 = 2 P2O5
C2 + O2 = CO2 =>
C2 + 2 O2 = 2 CO2
Mg3N2 + H2O = Mg(OH)2 + NH3 =>
Mg3N2 + 6 H2O = 3 Mg(OH)2 + 2 NH3
PCl3 + O2 = POCl3 =>
2 PCl3 + O2 = 2 POCl3
C2H2 + O2 = CO2 + H2O =>
2 C2H2 + 5 O2 = 4 CO2 + 2 H2O
C2H6O + O2 = CO2 + H2O =>
C2H6O + 3 O2 = 2 CO2 + 3 H2O
H2O2 + (NH4)2Fe(SO4)2*6H2O + H2SO4 = Fe2(SO4)3 + H2O + (NH4)2SO4 =>
H2O2 + 2(NH4)2Fe(SO4)2*6H2O + H2SO4 = Fe2(SO4)3 + 14 H2O + 2(NH4)2SO4
C4H10 + O2 = CO2 + H2O =>
2 C4H10 + 13 O2 = 8 CO2 + 10 H2O
Al + NaOH + H2O = NaAl(OH)4 + H2 =>
2 Al + 2 NaOH + 6 H2O = 2 NaAl(OH)4 + 3 H2
C8H18 + O2 = CO2 + H2O =>
2 C8H18 + 25 O2 = 16 CO2 + 18 H2O
Hf + O2 = HfO2 =>
Hf + O2 = HfO2
NH4OH = NH3 + H2O =>
NH4OH = NH3 + H2O
Pb(NO3)2(aq) + NACl(aq) = PbCl2(s) + NANO3(aq) =>
Pb(NO3)2(aq) + 2 NACl(aq) = PbCl2(s) + 2 NANO3(aq)
N2 + O2 = NO2 =>
N2 + 2 O2 = 2 NO2
NaOH + (NH4)3PO4 = Na3PO4 + NH4OH =>
3 NaOH + (NH4)3PO4 = Na3PO4 + 3 NH4OH
Zn + H2SO4 = Zn(SO4) + H2 =>
Zn + H2SO4 = Zn(SO4) + H2
Ta + O2 = Ta2O6 =>
2 Ta + 3 O2 = Ta2O6
Zn + H2SO4 = Zn(SO4) + H2 =>
Zn + H2SO4 = Zn(SO4) + H2
C10H16N2O8 + NaOH + ZnO = C10H12N2O8Na2Zn + H2O =>
C10H16N2O8 + 2 NaOH + ZnO = C10H12N2O8Na2Zn + 3 H2O
Al + Cu2Cl = AlCl3 + Cu =>
Al + 3 Cu2Cl = AlCl3 + 6 Cu
Fe(NO3)3 = NO2 + O2 + FeO =>
Fe(NO3)3 = 3 NO2 + O2 + FeO
Ca(S) + HCl(g) = CaCl2(S) + H2(g) =>
Ca(S) + 2 HCl(g) = CaCl2(S) + H2(g)
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur07/03/18
Équations équilibrées sur08/02/17
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