| Équations équilibrées la veille | Équations équilibrées le lendemain |
HBr + NaOH = NaBr + H2O
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
Au2O3 = Au + O2 =>
2 Au2O3 = 4 Au + 3 O2
AsCl3 + H2O = H3AsO3 + HCl =>
AsCl3 + 3 H2O = H3AsO3 + 3 HCl
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
Cl2 + NaBr = NaCl + Br2 =>
Cl2 + 2 NaBr = 2 NaCl + Br2
Y2(CO3)3 + HNO3 = Y(NO3)3 + H2CO3 = Y2(NO3)3 + H2O + CO2 =>
Y2(CO3)3 + 6 HNO3 = 2 Y(NO3)3 + 3 H2CO3
H2O + O2 = H2O2 =>
2 H2O + O2 = 2 H2O2
Al + HBr = AlBr3 + H2 =>
2 Al + 6 HBr = 2 AlBr3 + 3 H2
AsCl3 + H2O = H3AsO3 + HCl =>
AsCl3 + 3 H2O = H3AsO3 + 3 HCl
AI2O3 + H2SO4 = AI2(SO4)3 + H2O =>
AI2O3 + 3 H2SO4 = AI2(SO4)3 + 3 H2O
P + O2 = P2O5 =>
4 P + 5 O2 = 2 P2O5
K2S + HNO3 = KNO3 + H2S =>
K2S + 2 HNO3 = 2 KNO3 + H2S
Zn(OH)2 = ZnO + H2O =>
Zn(OH)2 = ZnO + H2O
HCl + NaOH = NaCl + H2O =>
HCl + NaOH = NaCl + H2O
C5H12 + O2 = CO2 + H2O =>
C5H12 + 8 O2 = 5 CO2 + 6 H2O
HNO3 + Ba(OH)2 = Ba(NO3)2 + H2O =>
2 HNO3 + Ba(OH)2 = Ba(NO3)2 + 2 H2O
Na + Cl2 = NaCl =>
2 Na + Cl2 = 2 NaCl
H2 + F2 = HF =>
H2 + F2 = 2 HF
NH3 + H2SO4 = (NH4)2SO4 =>
2 NH3 + H2SO4 = (NH4)2SO4
Cl2 + Fe3O4 + HCl = FeCl3 + H2O =>
Cl2 + 2 Fe3O4 + 16 HCl = 6 FeCl3 + 8 H2O
Eu2(CO3)3 + HNO3 = Eu(NO3)3 + H2CO3 = Eu2(NO3)3 + H2O + CO2 =>
Eu2(CO3)3 + 6 HNO3 = 2 Eu(NO3)3 + 3 H2CO3
Fe + H2SO4 = Fe2(SO4)3 + H2 =>
2 Fe + 3 H2SO4 = Fe2(SO4)3 + 3 H2
NaBr + CaF2 = NaF + CaBr2 =>
2 NaBr + CaF2 = 2 NaF + CaBr2
Al + Cl2 = AlCl3 =>
2 Al + 3 Cl2 = 2 AlCl3
SiF4 + N2 = SiN + NF =>
2 SiF4 + 5 N2 = 2 SiN + 8 NF
P + O2 = P2O5 =>
4 P + 5 O2 = 2 P2O5
Cu(OH)2 = CuO + H2O =>
Cu(OH)2 = CuO + H2O
Zn + HCl = ZnCl2 + H2 =>
Zn + 2 HCl = ZnCl2 + H2
C4H10 + O2 = CO2 + H2O =>
2 C4H10 + 13 O2 = 8 CO2 + 10 H2O
NH4 + BaCO3 = NH3 + HCO3 + Ba2 =>
2 NH4 + 2 BaCO3 = 2 NH3 + 2 HCO3 + Ba2
Na + Cl2 = NaCl =>
2 Na + Cl2 = 2 NaCl
Gd2(CO3)3 + HNO3 = Gd(NO3)3 + H2CO3 = Gd2(NO3)3 + H2O + CO2 =>
Gd2(CO3)3 + 6 HNO3 = 2 Gd(NO3)3 + 3 H2CO3
NaBr + CaF2 = NaF + CaBr2 =>
2 NaBr + CaF2 = 2 NaF + CaBr2
K2Cr2O7 + HClO4 + HI = KClO4 + Cr(ClO4)3 + I2 + H2O =>
K2Cr2O7 + 8 HClO4 + 6 HI = 2 KClO4 + 2 Cr(ClO4)3 + 3 I2 + 7 H2O
Na + Cl2 = NaCl =>
2 Na + Cl2 = 2 NaCl
FeCl3 + NaOH = Fe(OH)3 + NaCl =>
FeCl3 + 3 NaOH = Fe(OH)3 + 3 NaCl
S2O3{2-} + I2 = S4O6{2-} + I{-} =>
2 S2O3{2-} + I2 = S4O6{2-} + 2 I{-}
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
H2SO4 + NaOH = Na2SO4 + H2O =>
H2SO4 + 2 NaOH = Na2SO4 + 2 H2O
Al(NO3)3 + NaOH = Al(OH)3 + NaNO3 =>
Al(NO3)3 + 3 NaOH = Al(OH)3 + 3 NaNO3
Tb2(CO3)3 + HNO3 = Tb(NO3)3 + H2CO3 = Tb2(NO3)3 + H2O + CO2 =>
Tb2(CO3)3 + 6 HNO3 = 2 Tb(NO3)3 + 3 H2CO3
FeSO4 + KMnO4 + H2SO4 = Fe2(SO4)3 + MnSO4 + K2SO4 + H2O =>
10 FeSO4 + 2 KMnO4 + 8 H2SO4 = 5 Fe2(SO4)3 + 2 MnSO4 + K2SO4 + 8 H2O
FeCl3 + NaOH = Fe(OH)3 + NaCl =>
FeCl3 + 3 NaOH = Fe(OH)3 + 3 NaCl
H2SO4 + NaOH = Na2SO4 + H2O =>
H2SO4 + 2 NaOH = Na2SO4 + 2 H2O
HgO = Hg + O2 =>
2 HgO = 2 Hg + O2
Al + H2SO4 = Al2(SO4)3 + H2 =>
2 Al + 3 H2SO4 = Al2(SO4)3 + 3 H2
Al2(SO4)3 + CaCl2 = AlCl3 + CaSO4 =>
Al2(SO4)3 + 3 CaCl2 = 2 AlCl3 + 3 CaSO4
SnO2 + H2 = Sn + H2O =>
SnO2 + 2 H2 = Sn + 2 H2O
Dy2(CO3)3 + HNO3 = Dy(NO3)3 + H2CO3 = Dy(NO3)3 + H2O + CO2 =>
Dy2(CO3)3 + 6 HNO3 = 2 Dy(NO3)3 + 3 H2CO3
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur10/17/22
Équations équilibrées sur11/16/21
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