| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 KClO3 = 2 KCl + 3 O2
Cr(NO2)3 + BeCO3 = Be(NO2) + Cr(CO3)3 =>
Cr(NO2)3 + 3 BeCO3 = 3 Be(NO2) + Cr(CO3)3
NH4I + Cl2 = NH4Cl + I2 =>
2 NH4I + Cl2 = 2 NH4Cl + I2
NH3 + H2SO4 = (NH4)2SO4 =>
2 NH3 + H2SO4 = (NH4)2SO4
H2So4 + Pb(NO3)2 = PbSo4 + HNO3 =>
H2So4 + Pb(NO3)2 = PbSo4 + 2 HNO3
Na + KNO3 = K2O + Na2O + N2 =>
10 Na + 2 KNO3 = K2O + 5 Na2O + N2
Fe + H2O = Fe3O4 + H2 =>
3 Fe + 4 H2O = Fe3O4 + 4 H2
C6H14 + O2 = CO2 + H2O =>
2 C6H14 + 19 O2 = 12 CO2 + 14 H2O
N2 + F2 = NF3 =>
N2 + 3 F2 = 2 NF3
NaHCO3 = Na2CO3 + H2CO3 =>
2 NaHCO3 = Na2CO3 + H2CO3
NiCl2 + K3[Fe(CN)6] = Ni3[Fe(CN)6]2 + KCl =>
3 NiCl2 + 2 K3[Fe(CN)6] = Ni3[Fe(CN)6]2 + 6 KCl
H2SO4 + NaOH = Na2SO4 + H2O =>
H2SO4 + 2 NaOH = Na2SO4 + 2 H2O
H2 + N2 = NH3 =>
3 H2 + N2 = 2 NH3
CH2O + H2 = CH3OH =>
CH2O + H2 = CH3OH
C5H6O + O2 = CO2 + H2O =>
C5H6O + 6 O2 = 5 CO2 + 3 H2O
Fe2O3 + CO = Fe + CO2 =>
Fe2O3 + 3 CO = 2 Fe + 3 CO2
NiCl2 + K3[Fe(CN)6] = Ni3[Fe(CN)6]2 + KCl =>
3 NiCl2 + 2 K3[Fe(CN)6] = Ni3[Fe(CN)6]2 + 6 KCl
Mg3P2 + K2Cr2O7 + HCl = Mg3(PO4)2 + CrCl3 + KCl + H2O =>
3 Mg3P2 + 8 K2Cr2O7 + 64 HCl = 3 Mg3(PO4)2 + 16 CrCl3 + 16 KCl + 32 H2O
Al4C3 + H2O = CH4 + Al(OH)3 =>
Al4C3 + 12 H2O = 3 CH4 + 4 Al(OH)3
HNo3 + Ba(OH)2 = Ba(No3)2 + H2O =>
2 HNo3 + Ba(OH)2 = Ba(No3)2 + 2 H2O
Fe + O2 = Fe2O3 =>
4 Fe + 3 O2 = 2 Fe2O3
Li2O + H2O = LiOH =>
Li2O + H2O = 2 LiOH
Ba{2+} + KOH = Ba(OH)2 + K{+} =>
Ba{2+} + 2 KOH = Ba(OH)2 + 2 K{+}
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
Br2 + Na2CO3 = NaBr + NaBrO3 + CO2 =>
3 Br2 + 3 Na2CO3 = 5 NaBr + NaBrO3 + 3 CO2
KClO3 = KCl + O2 =>
2 KClO3 = 2 KCl + 3 O2
NiCl2 + NaOH = Ni(OH)2 + NaCl =>
NiCl2 + 2 NaOH = Ni(OH)2 + 2 NaCl
Ca(OH)2 + NH4Cl = NH3 + CaCl2 + H2O =>
Ca(OH)2 + 2 NH4Cl = 2 NH3 + CaCl2 + 2 H2O
LiH + AlCl3 = LiAlH4 + LiCl =>
4 LiH + AlCl3 = LiAlH4 + 3 LiCl
C20H42 + O2 = CO2 + H2O =>
2 C20H42 + 61 O2 = 40 CO2 + 42 H2O
N2 + O2 = N2O5 =>
2 N2 + 5 O2 = 2 N2O5
H2SO4 + NaOH = Na2SO4 + H2O =>
H2SO4 + 2 NaOH = Na2SO4 + 2 H2O
Cu + HNO3 = Cu(NO3)2 + NO + H2O =>
3 Cu + 8 HNO3 = 3 Cu(NO3)2 + 2 NO + 4 H2O
SO2 + Li2Se = SSe2 + Li2O =>
SO2 + 2 Li2Se = SSe2 + 2 Li2O
CuCl2 + NaNO3 = Cu(NO3)2 + NaCl =>
CuCl2 + 2 NaNO3 = Cu(NO3)2 + 2 NaCl
Zn + Cu(NO3)2 = ZnNO3 + Cu =>
2 Zn + Cu(NO3)2 = 2 ZnNO3 + Cu
Al + H2SO4 = AlSO4 + H2 =>
Al + H2SO4 = AlSO4 + H2
HCl + KOH = KCl + H2O =>
HCl + KOH = KCl + H2O
NiCl2 + KBrO3 = Ni(BrO3)2 + KCl =>
NiCl2 + 2 KBrO3 = Ni(BrO3)2 + 2 KCl
Na + HNO3 = NaNO3 + H2O + NH4NO3 =>
8 Na + 10 HNO3 = 8 NaNO3 + 3 H2O + NH4NO3
Pb(NO3)2 + K2CrO4 = PbCrO4 + KNO3 =>
Pb(NO3)2 + K2CrO4 = PbCrO4 + 2 KNO3
NiCl2 + KBrO3 = Ni(BrO3)2 + KCl =>
NiCl2 + 2 KBrO3 = Ni(BrO3)2 + 2 KCl
C8H18 + O2 = CO2 + H2O =>
2 C8H18 + 25 O2 = 16 CO2 + 18 H2O
Fe(NO3)3 + NaOH = Fe(OH)3 + NaNO3 =>
Fe(NO3)3 + 3 NaOH = Fe(OH)3 + 3 NaNO3
C3H8 + O2 = H2O + CO2 =>
C3H8 + 5 O2 = 4 H2O + 3 CO2
HClO4(aq) + Ba(OH)2(s) = Ba(ClO4)2(s) + H2O(l) =>
2 HClO4(aq) + Ba(OH)2(s) = Ba(ClO4)2(s) + 2 H2O(l)
Fe + H2SO4 = Fe(SO4)3 + H2 =>
Fe + 3 H2SO4 = Fe(SO4)3 + 3 H2
Al + H2SO4 = Al2(SO4)3 + H2 =>
2 Al + 3 H2SO4 = Al2(SO4)3 + 3 H2
Fe3 + NH3 + H2O = Fe(OH)3 + NH4 =>
Fe3 + 9 NH3 + 9 H2O = 3 Fe(OH)3 + 9 NH4
Fe + H2SO4 = Fe2(SO4)3 + H2 =>
2 Fe + 3 H2SO4 = Fe2(SO4)3 + 3 H2
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur03/05/19
Équations équilibrées sur04/04/18
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