| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 NH3 = N2 + 3 H2
Cu{2+} + SCN{-} + HSO3{-} + H2O = CuSCN + HSO4{-} + H{+} =>
2 Cu{2+} + 2 SCN{-} + HSO3{-} + H2O = 2 CuSCN + HSO4{-} + 2 H{+}
Cu + I2 = CuI =>
2 Cu + I2 = 2 CuI
Fe2O3 + CO = Fe + CO2 =>
Fe2O3 + 3 CO = 2 Fe + 3 CO2
C6H6 + HNO3 = C6H5NO2 + H2O =>
C6H6 + HNO3 = C6H5NO2 + H2O
Pb + PO4 = Pb3(PO4)2 =>
3 Pb + 2 PO4 = Pb3(PO4)2
Sn + CuCl = SnCl2 + Cu =>
Sn + 2 CuCl = SnCl2 + 2 Cu
Ca + P = Ca3P2 =>
3 Ca + 2 P = Ca3P2
Mg + Fe(NO3)3 = Mg(NO3)2 + Fe =>
3 Mg + 2 Fe(NO3)3 = 3 Mg(NO3)2 + 2 Fe
NO2 = N2O4 =>
2 NO2 = N2O4
NO + Cl2 = NOCl =>
2 NO + Cl2 = 2 NOCl
H2SO4 + NaOH = Na2SO4 + H2O =>
H2SO4 + 2 NaOH = Na2SO4 + 2 H2O
AlCl3 + H2O = Al(OH)3 + HCl =>
AlCl3 + 3 H2O = Al(OH)3 + 3 HCl
H + Br = HBr =>
H + Br = HBr
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
CuO + H2SO4 = CuSO4 + H2O =>
CuO + H2SO4 = CuSO4 + H2O
NH3 = N2 + H2 =>
2 NH3 = N2 + 3 H2
BF3 + Li2(SO3) = B2(SO3)3 + LiF =>
2 BF3 + 3 Li2(SO3) = B2(SO3)3 + 6 LiF
Cu + H2SO4 = CuSO4 + H2O + SO2 =>
Cu + 2 H2SO4 = CuSO4 + 2 H2O + SO2
Hg + HNO3 = Hg(NO3)2 + NO + H2O =>
3 Hg + 8 HNO3 = 3 Hg(NO3)2 + 2 NO + 4 H2O
F2 + NaCl = NaF + Cl2 =>
F2 + 2 NaCl = 2 NaF + Cl2
Na2S + HNO3 = NaNO3 + H2S =>
Na2S + 2 HNO3 = 2 NaNO3 + H2S
K + Cl2 = KCl =>
2 K + Cl2 = 2 KCl
CaCO3 = CaO + CO2 =>
CaCO3 = CaO + CO2
P4O10 + H2O = H3PO4 =>
P4O10 + 6 H2O = 4 H3PO4
PbCl2 + H2SO4 = PbSO4 + HCl =>
PbCl2 + H2SO4 = PbSO4 + 2 HCl
FeCl3 + Na2CO3 = Fe2(CO3)3 + NaCl =>
2 FeCl3 + 3 Na2CO3 = Fe2(CO3)3 + 6 NaCl
Na(s) + O2(g) = Na2O(s) =>
4 Na(s) + O2(g) = 2 Na2O(s)
SO2 + O2 = SO3 =>
2 SO2 + O2 = 2 SO3
CO + O2 = CO2 =>
2 CO + O2 = 2 CO2
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
BaO + HCl = BaCl2 + H2O =>
BaO + 2 HCl = BaCl2 + H2O
Ca + H2O = Ca(OH)2 + H2 =>
Ca + 2 H2O = Ca(OH)2 + H2
MgI22 + Li = LiI + Mg =>
MgI22 + 22 Li = 22 LiI + Mg
H2CO3 + Ca(OH)2 = CaCO3 + H2O =>
H2CO3 + Ca(OH)2 = CaCO3 + 2 H2O
HNO3 + Ba(OH)2 = Ba(NO3)2 + H2O =>
2 HNO3 + Ba(OH)2 = Ba(NO3)2 + 2 H2O
Al + S = Al2S3 =>
2 Al + 3 S = Al2S3
NO + Cl2 = NOCl =>
2 NO + Cl2 = 2 NOCl
Cu + CH3COOH = Cu(CH3COO)2 + H2 =>
Cu + 2 CH3COOH = Cu(CH3COO)2 + H2
KClO3 = KCl + O2 =>
2 KClO3 = 2 KCl + 3 O2
Al(OH)3 + HBr = AlBr3 + H2O =>
Al(OH)3 + 3 HBr = AlBr3 + 3 H2O
Na(s) + O2(g) = Na2O2(s) =>
2 Na(s) + O2(g) = Na2O2(s)
SO2 + O2 = SO3 =>
2 SO2 + O2 = 2 SO3
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
Ca + N2 = Ca3N2 =>
3 Ca + N2 = Ca3N2
KNO3 + H2O = KOH + HNO3 =>
KNO3 + H2O = KOH + HNO3
H2O2 + N2H4 = HNO3 + H2O =>
7 H2O2 + N2H4 = 2 HNO3 + 8 H2O
Cr + O2 = Cr2O3 =>
4 Cr + 3 O2 = 2 Cr2O3
P4 + O2 = P2O3 =>
P4 + 3 O2 = 2 P2O3
CH4 + Cl2 = CCl4 + HCl =>
CH4 + 4 Cl2 = CCl4 + 4 HCl
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur03/29/21
Équations équilibrées sur04/28/20
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