| Équations équilibrées la veille | Équations équilibrées le lendemain |
CuI2 + Fe = FeI2 + Cu
KOH + H2SO4 = K2SO4 + H2O =>
2 KOH + H2SO4 = K2SO4 + 2 H2O
CH3CH3 + O2 = CO2 + H2O =>
2 CH3CH3 + 7 O2 = 4 CO2 + 6 H2O
K2(C2O4) + CaCl2 = KCl + Ca(C2O4) =>
K2(C2O4) + CaCl2 = 2 KCl + Ca(C2O4)
BN + F2 = BF3 + N2 =>
2 BN + 3 F2 = 2 BF3 + N2
S + O2 = SO3 =>
2 S + 3 O2 = 2 SO3
Cu2O + C = Cu + CO2 =>
2 Cu2O + C = 4 Cu + CO2
H2SO4 + Al = H2 + Al2(SO4)3 =>
3 H2SO4 + 2 Al = 3 H2 + Al2(SO4)3
Pb(NO3)2(aq) + Na3PO4(aq) = Pb3(PO4)2(s) + NaNO3(aq) =>
3 Pb(NO3)2(aq) + 2 Na3PO4(aq) = Pb3(PO4)2(s) + 6 NaNO3(aq)
Fe2O3 + Al = Al2O3 + Fe =>
Fe2O3 + 2 Al = Al2O3 + 2 Fe
Mg + H2SO4 = MgSO4 + H2O + H2S =>
4 Mg + 5 H2SO4 = 4 MgSO4 + 4 H2O + H2S
FeCl3 + Ca(OH)2 = Fe(OH)3 + CaCl2 =>
2 FeCl3 + 3 Ca(OH)2 = 2 Fe(OH)3 + 3 CaCl2
Fe + CuSO4 = FeSO4 + Cu =>
Fe + CuSO4 = FeSO4 + Cu
CaCO3 + HCl = CaCl2 + CO2 + H2O =>
CaCO3 + 2 HCl = CaCl2 + CO2 + H2O
Cu + H2 = CuH2 =>
Cu + H2 = CuH2
Zn(OH)2 + H2SO4 = ZnSO4 + H2O =>
Zn(OH)2 + H2SO4 = ZnSO4 + 2 H2O
SO2 + I3{-} + H2O = SO4{2-} + I{-} + H{+} =>
SO2 + I3{-} + 2 H2O = SO4{2-} + 3 I{-} + 4 H{+}
Pb(NO3)2 + K2SO4 = KNO3 + PbSO4 =>
Pb(NO3)2 + K2SO4 = 2 KNO3 + PbSO4
CO2 + NaOH = Na2CO3 + H2O =>
CO2 + 2 NaOH = Na2CO3 + H2O
Fe + HCl = FeCl2 + H2 =>
Fe + 2 HCl = FeCl2 + H2
Cu(NO3)2 + NaOh = Cu(Oh)2 + NaNO3 =>
Cu(NO3)2 + 2 NaOh = Cu(Oh)2 + 2 NaNO3
Sn100 + S25 + Se75 = SnSSe =>
3 Sn100 + 12 S25 + 4 Se75 = 300 SnSSe
KNO2 + KClO3 = KCl + KNO3 =>
3 KNO2 + KClO3 = KCl + 3 KNO3
HClO4 + NaOH = H2O + NaClO4 =>
HClO4 + NaOH = H2O + NaClO4
CO2 + H2O = H2CO3 =>
CO2 + H2O = H2CO3
NaOH + CO2 = Na2CO3 + H2O =>
2 NaOH + CO2 = Na2CO3 + H2O
Sn100 + S50 + Se50 = SnSSe =>
Sn100 + 2 S50 + 2 Se50 = 100 SnSSe
Cu2O + Cu2S = Cu + SO2 =>
2 Cu2O + Cu2S = 6 Cu + SO2
Fe + HCl = FeCl2 + H2 =>
Fe + 2 HCl = FeCl2 + H2
Sn100 + S75 + Se25 = SnSSe =>
3 Sn100 + 4 S75 + 12 Se25 = 300 SnSSe
BaCl2 + H2SO4 = BaSO4 + HCl =>
BaCl2 + H2SO4 = BaSO4 + 2 HCl
NO2 + H2O = HNO3 + NO =>
3 NO2 + H2O = 2 HNO3 + NO
Ca + AgNO3 = Ca(NO3)2 + Ag =>
Ca + 2 AgNO3 = Ca(NO3)2 + 2 Ag
Al(NO3)3 + Ga = Ga(NO3)3 + Al =>
Al(NO3)3 + Ga = Ga(NO3)3 + Al
Fe2O3 + H2SO4 = Fe2(SO4)3 + H2O =>
Fe2O3 + 3 H2SO4 = Fe2(SO4)3 + 3 H2O
Re + HNO3 = HReO4 + NO + H2O =>
3 Re + 7 HNO3 = 3 HReO4 + 7 NO + 2 H2O
Sb2S3 + HNO3 = Sb2O5 + NO2 + S + H2O =>
Sb2S3 + 10 HNO3 = Sb2O5 + 10 NO2 + 3 S + 5 H2O
Sn100 + S75 + Se25 = Sn100S75Se25 =>
Sn100 + S75 + Se25 = Sn100S75Se25
K + ZnCl2 = Zn + KCl =>
2 K + ZnCl2 = Zn + 2 KCl
HCl + NAOH = H2O + NACl =>
HCl + NAOH = H2O + NACl
HCl + CaO = CaCl2 + H2O =>
2 HCl + CaO = CaCl2 + H2O
K2SO4 + BaCl2 = BaSO4 + KCl =>
K2SO4 + BaCl2 = BaSO4 + 2 KCl
Fe + HCl = FeCl3 + H2 =>
2 Fe + 6 HCl = 2 FeCl3 + 3 H2
MoO3 + Zn + H2SO4 = Mo2O3 + ZnSO4 + H2O =>
2 MoO3 + 3 Zn + 3 H2SO4 = Mo2O3 + 3 ZnSO4 + 3 H2O
Sn100 + S25 + Se75 = Sn100S25Se75 =>
Sn100 + S25 + Se75 = Sn100S25Se75
Al(OH)3 + HCl = AlCl3 + H2O =>
Al(OH)3 + 3 HCl = AlCl3 + 3 H2O
HCl + KOH = H2O + KCl =>
HCl + KOH = H2O + KCl
Ca(OH)2 + HNO3 = Ca(NO3)2 + H2O =>
Ca(OH)2 + 2 HNO3 = Ca(NO3)2 + 2 H2O
HNO3 + Na2CO3 = NaNO3 + H2O + CO2 =>
2 HNO3 + Na2CO3 = 2 NaNO3 + H2O + CO2
Al(CH3)3 + O3 = Al2O3 + CO2 + H2O =>
2 Al(CH3)3 + 8 O3 = Al2O3 + 6 CO2 + 9 H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur10/07/14
Équations équilibrées sur11/06/13
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