| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 C10H22 + 31 O2 = 20 CO2 + 22 H2O
K2Cr2O7 + HBr = KBr + CrBr3 + Br2 + H2O =>
K2Cr2O7 + 14 HBr = 2 KBr + 2 CrBr3 + 3 Br2 + 7 H2O
Cu + O2 = Cu2O =>
4 Cu + O2 = 2 Cu2O
Na2S + HNO3 = S + NO + NaNO3 + H2O =>
3 Na2S + 8 HNO3 = 3 S + 2 NO + 6 NaNO3 + 4 H2O
CUSO4 + ZN = ZNSO4 + CU =>
CUSO4 + ZN = ZNSO4 + CU
Al + HCl = AlCl3 + H2 =>
2 Al + 6 HCl = 2 AlCl3 + 3 H2
Pb(NO3)2 + Mg = Pb + Mg(NO3)2 =>
Pb(NO3)2 + Mg = Pb + Mg(NO3)2
N + O2 = NO3 =>
2 N + 3 O2 = 2 NO3
Cu + HNO3 = Cu(NO3)2 + NO + H2O =>
3 Cu + 8 HNO3 = 3 Cu(NO3)2 + 2 NO + 4 H2O
Ca + H2O = Ca(OH)2 + H2 =>
Ca + 2 H2O = Ca(OH)2 + H2
BaS + PtF2 = BaF2 + PtS =>
BaS + PtF2 = BaF2 + PtS
KOH + NANO3 = KNO3 + NAOH =>
KOH + NANO3 = KNO3 + NAOH
N2 + O2 = NO3 =>
N2 + 3 O2 = 2 NO3
Ca(s) + Mg(NO3)2(aq) = Ca(NO3)2(aq) + Mg(s) =>
Ca(s) + Mg(NO3)2(aq) = Ca(NO3)2(aq) + Mg(s)
BaS + PtF2 = BaF2 + PtS =>
BaS + PtF2 = BaF2 + PtS
Sr(NO3)2 + C10H14O5V + NH4NO3 = SrVO3 + CO2 + N2 + H2O =>
Sr(NO3)2 + C10H14O5V + 19 NH4NO3 = SrVO3 + 10 CO2 + 20 N2 + 45 H2O
Mg + Cu(NO3)2 = Mg(NO3) + Cu =>
2 Mg + Cu(NO3)2 = 2 Mg(NO3) + Cu
K + O2 = KO2 =>
K + O2 = KO2
FeCl2 + KNO3 + HCl = FeCl3 + NO + H2O + KCl =>
3 FeCl2 + KNO3 + 4 HCl = 3 FeCl3 + NO + 2 H2O + KCl
Mg + Cr2(SO4)3 = MgSO4 + Cr =>
3 Mg + Cr2(SO4)3 = 3 MgSO4 + 2 Cr
CH3COOH + CaCO3 = (CH3COO)2Ca + CO2 + H2O =>
2 CH3COOH + CaCO3 = (CH3COO)2Ca + CO2 + H2O
Li(s) + O2(g) = LiO =>
2 Li(s) + O2(g) = 2 LiO
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
K2So4 + BaCl2 = KCl + BaSo4 =>
K2So4 + BaCl2 = 2 KCl + BaSo4
CuO + C = Cu + CO2 =>
2 CuO + C = 2 Cu + CO2
CUSO4 + ZN = ZNSO4 + CU =>
CUSO4 + ZN = ZNSO4 + CU
H2 = H2 =>
H2 = H2
KI + H2SO4 = K2SO4 + I2 + H2S + H2O =>
8 KI + 5 H2SO4 = 4 K2SO4 + 4 I2 + H2S + 4 H2O
Ca3N2 + H2O = Ca(OH)2 + NH3 =>
Ca3N2 + 6 H2O = 3 Ca(OH)2 + 2 NH3
Na2SO3 = Na2S + Na2SO4 =>
4 Na2SO3 = Na2S + 3 Na2SO4
NH3 + O2 = NO2 + H2O =>
4 NH3 + 7 O2 = 4 NO2 + 6 H2O
Al + H2SO4 = Al2(SO4)3 + S + H2O =>
2 Al + 4 H2SO4 = Al2(SO4)3 + S + 4 H2O
K + H2 = KH =>
2 K + H2 = 2 KH
FeO + CO = Fe + CO2 =>
FeO + CO = Fe + CO2
AGNO3 + KCl = AGCl + KNO3 =>
AGNO3 + KCl = AGCl + KNO3
Pb(OH)2 + HCl = H2O + PbCl2 =>
Pb(OH)2 + 2 HCl = 2 H2O + PbCl2
Fe2 + O2 + H{+} = Fe3{+} + H2O =>
6 Fe2 + O2 + 4 H{+} = 4 Fe3{+} + 2 H2O
HNO3 = O2 + NO2 + H2O =>
4 HNO3 = O2 + 4 NO2 + 2 H2O
Ca(s) + Fe(NO3)3(aq) = Ca(NO3)3(aq) + Fe(s) =>
Ca(s) + Fe(NO3)3(aq) = Ca(NO3)3(aq) + Fe(s)
AL + NaOH = Na3ALO3 + H2 =>
2 AL + 6 NaOH = 2 Na3ALO3 + 3 H2
N2H4 + O2 = NO2 + H2O =>
N2H4 + 3 O2 = 2 NO2 + 2 H2O
C + H2 = C3H6 =>
3 C + 3 H2 = C3H6
Sr + Fe2(SO4)3 = SrSO4 + Fe =>
3 Sr + Fe2(SO4)3 = 3 SrSO4 + 2 Fe
Fe{3+} + NO2{-} + H2O = Fe{2+} + H{+} + NO3{-} =>
2 Fe{3+} + NO2{-} + H2O = 2 Fe{2+} + 2 H{+} + NO3{-}
AlBr3 + K2SO4 = KBr + Al2(SO4)3 =>
2 AlBr3 + 3 K2SO4 = 6 KBr + Al2(SO4)3
Fe2O3 + CO = Fe + CO2 =>
Fe2O3 + 3 CO = 2 Fe + 3 CO2
Zn + S = ZnS =>
Zn + S = ZnS
CaCl2 + Na3PO4 = Ca3(PO4)2 + NaCl =>
3 CaCl2 + 2 Na3PO4 = Ca3(PO4)2 + 6 NaCl
Na2SO3 = Na2S + Na2SO4 =>
4 Na2SO3 = Na2S + 3 Na2SO4
Au3{+} + I{-} + H2O = IO3{-} + H{+} + Au =>
6 Au3{+} + I{-} + 3 H2O = IO3{-} + 6 H{+} + 18 Au
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur10/28/17
Équations équilibrées sur11/27/16
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