| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 Cr(NO3)3 + 3 H2O2 + 10 KOH = 2 K2CrO4 + 6 KNO3 + 8 H2O
Fe + O2 = Fe3O4 =>
3 Fe + 2 O2 = Fe3O4
Na + Cl = NaCl =>
Na + Cl = NaCl
HNO3 + Fe(OH)3 = Fe(NO3)3 + H2O =>
3 HNO3 + Fe(OH)3 = Fe(NO3)3 + 3 H2O
NaOH + H2SO4 = Na2SO4 + H2O =>
2 NaOH + H2SO4 = Na2SO4 + 2 H2O
Fe + O2 = Fe2O3 =>
4 Fe + 3 O2 = 2 Fe2O3
H2S + O2 = S + H2O =>
2 H2S + O2 = 2 S + 2 H2O
K2S + CuBr2 = CuS + KBr =>
K2S + CuBr2 = CuS + 2 KBr
NaCl + H2CO3 = HCl + Na2CO3 =>
2 NaCl + H2CO3 = 2 HCl + Na2CO3
PCl3 + H2O = H3PO3 + HCl =>
PCl3 + 3 H2O = H3PO3 + 3 HCl
Cu + O2 = CuO2 =>
Cu + O2 = CuO2
Cu + O2 = CuO =>
2 Cu + O2 = 2 CuO
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
Fe(OH)3 + Na2CO3 = NaFeO2 + CO2 + H2O =>
2 Fe(OH)3 + Na2CO3 = 2 NaFeO2 + CO2 + 3 H2O
C2H2 + O2 = CO2 + H2O =>
2 C2H2 + 5 O2 = 4 CO2 + 2 H2O
NH3 + O2 = HNO3 + H20 =>
10 NH3 + 15 O2 = 10 HNO3 + H20
Zn + Pb(CH3COO)2 = Pb + Zn(CH3COO)2 =>
Zn + Pb(CH3COO)2 = Pb + Zn(CH3COO)2
NaOH + H2SO4 = Na2SO4 + H2O =>
2 NaOH + H2SO4 = Na2SO4 + 2 H2O
Mg(OH)2 + HNO3 = Mg(NO3)2 + H2O =>
Mg(OH)2 + 2 HNO3 = Mg(NO3)2 + 2 H2O
Pb + Na + C2H5Cl = Pb(C2H5)4 + NaCl =>
Pb + 4 Na + 4 C2H5Cl = Pb(C2H5)4 + 4 NaCl
NH3 = N + H2 =>
2 NH3 = 2 N + 3 H2
Al2O3 + HF = AlF3 + H2O =>
Al2O3 + 6 HF = 2 AlF3 + 3 H2O
Fe2O3 + CO = Fe + CO2 =>
Fe2O3 + 3 CO = 2 Fe + 3 CO2
Al(s) + O2(g) = Al2O3(s) =>
4 Al(s) + 3 O2(g) = 2 Al2O3(s)
SO3 + H2O = H2SO4 =>
SO3 + H2O = H2SO4
CaCO3 = CaO + CO2 =>
CaCO3 = CaO + CO2
Al2(SO4)3 + BaCl2 = AlCl3 + BaSO4 =>
Al2(SO4)3 + 3 BaCl2 = 2 AlCl3 + 3 BaSO4
(NH4)Cr2O7 = Cr2O3 + N2 + HO =>
2(NH4)Cr2O7 = 2 Cr2O3 + N2 + 8 HO
Fe(OH)3 + H2 = Fe + H2O =>
2 Fe(OH)3 + 3 H2 = 2 Fe + 6 H2O
Ca(OH)2 + H2SO4 = CaSO4 + H2O =>
Ca(OH)2 + H2SO4 = CaSO4 + 2 H2O
Ca(OH)2 + HCl = CaCl2 + H2O =>
Ca(OH)2 + 2 HCl = CaCl2 + 2 H2O
Li + N2 = Li3N =>
6 Li + N2 = 2 Li3N
NO + O2 = NO2 =>
2 NO + O2 = 2 NO2
Ca3(PO4)3 + C + SiO2 = P4 + CaSiO3 + CO =>
4 Ca3(PO4)3 + 36 C + 12 SiO2 = 3 P4 + 12 CaSiO3 + 36 CO
Zn + HNO3 = Zn(NO3) + NH4NO3 + H2O =>
8 Zn + 10 HNO3 = 8 Zn(NO3) + NH4NO3 + 3 H2O
Ca(ClO3)2 = CaCl2 + O2 =>
Ca(ClO3)2 = CaCl2 + 3 O2
Zn + HNO3 = Zn(NO3)2 + NH4NO3 + H2O =>
4 Zn + 10 HNO3 = 4 Zn(NO3)2 + NH4NO3 + 3 H2O
Fe(OH)3 + Cl2 + KOH = K2FeO4 + KCl + H2O =>
2 Fe(OH)3 + 3 Cl2 + 10 KOH = 2 K2FeO4 + 6 KCl + 8 H2O
I2 + HNO3 = NO + HIO3 + H2O =>
3 I2 + 10 HNO3 = 10 NO + 6 HIO3 + 2 H2O
Na + N2 = NaN3 =>
2 Na + 3 N2 = 2 NaN3
CaCl2 + H2SO4 = CaSO4 + HCl =>
CaCl2 + H2SO4 = CaSO4 + 2 HCl
Cu + HNO3 = CuNO3 + NO + H2O =>
3 Cu + 4 HNO3 = 3 CuNO3 + NO + 2 H2O
NaN3(s) = Na(s) + N2(g) =>
2 NaN3(s) = 2 Na(s) + 3 N2(g)
Al + HCl = AlCl + H2 =>
2 Al + 2 HCl = 2 AlCl + H2
Al2O3(s) + H2SO4(aq) = Al2(SO4)3(aq) + H2O(l) =>
Al2O3(s) + 3 H2SO4(aq) = Al2(SO4)3(aq) + 3 H2O(l)
H2O + H2SO3 + I2 = HI + H2SO4 =>
H2O + H2SO3 + I2 = 2 HI + H2SO4
Sr(s) + P4(s) = Sr3P2(s) =>
6 Sr(s) + P4(s) = 2 Sr3P2(s)
Fe2O3 + KOH + KNO3 = K2FeO4 + KNO2 + H2O =>
Fe2O3 + 4 KOH + 3 KNO3 = 2 K2FeO4 + 3 KNO2 + 2 H2O
P + KClO3 = P2O5 + KCl =>
6 P + 5 KClO3 = 3 P2O5 + 5 KCl
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur01/02/14
Équations équilibrées sur02/01/13
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