| Équations équilibrées la veille | Équations équilibrées le lendemain |
Ni + 2 OH = Ni(OH)2
CuCl2 + LiOH = CuOH + Cl2Li =>
CuCl2 + LiOH = CuOH + Cl2Li
KOH = K2 + OH =>
2 KOH = K2 + 2 OH
H2S + CH3COOH = CH3COOS + H2 =>
2 H2S + 2 CH3COOH = 2 CH3COOS + 3 H2
H2 + CI = HCI =>
H2 + 2 CI = 2 HCI
CO2 + H2O = C6H12O6 + O2 =>
6 CO2 + 6 H2O = C6H12O6 + 6 O2
Cr2O7 + MnO2{-} + H{+} = MnO4{-} + Cr{+3} + H2O =>
Cr2O7 + 2 MnO2{-} + 6 H{+} = 2 MnO4{-} + 2 Cr{+3} + 3 H2O
Th(NO3)4 + K4[Fe(CN)6] = Th[Fe(CN)6] + KNO3 =>
Th(NO3)4 + K4[Fe(CN)6] = Th[Fe(CN)6] + 4 KNO3
Cu(NO3)2 = CuO + NO2 + O2 =>
2 Cu(NO3)2 = 2 CuO + 4 NO2 + O2
K + Cu2O = Cu + K2O =>
2 K + Cu2O = 2 Cu + K2O
CaSO3 + Na2S = CaS + Na2SO3 =>
CaSO3 + Na2S = CaS + Na2SO3
Li3N = Li + N2 =>
2 Li3N = 6 Li + N2
PBr5 = PBr3 + Br2 =>
PBr5 = PBr3 + Br2
H2SO4 + Cr(OH) = Cr2(SO4) + H2O =>
H2SO4 + 2 Cr(OH) = Cr2(SO4) + 2 H2O
Al + KOH + H2O = K[Al(OH)4(H2O)] + H2 =>
2 Al + 2 KOH + 8 H2O = 2 K[Al(OH)4(H2O)] + 3 H2
KNO3 + K2CrO4 + H2SO4 = KNO4 + Cr2(SO4)3 + K2SO4 + H2O =>
3 KNO3 + 2 K2CrO4 + 5 H2SO4 = 3 KNO4 + Cr2(SO4)3 + 2 K2SO4 + 5 H2O
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
MnBr4 = Mn + Br =>
MnBr4 = Mn + 4 Br
Na + O2 = Na2O =>
4 Na + O2 = 2 Na2O
Fe + H2SO4 = Fe2(SO4)3 + H2 =>
2 Fe + 3 H2SO4 = Fe2(SO4)3 + 3 H2
I2O5 + CO = I2 + CO2 =>
I2O5 + 5 CO = I2 + 5 CO2
K + H2O = KOH + H2 =>
2 K + 2 H2O = 2 KOH + H2
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
HgNO3 + CaCl2 = CaNO3 + HgCl2 =>
HgNO3 + CaCl2 = CaNO3 + HgCl2
K2CO3 + HCl = CO2 + H2O + KCl =>
K2CO3 + 2 HCl = CO2 + H2O + 2 KCl
Sr(OH)2(aq) + HClO4(aq) = Sr(ClO4)2(aq) + H2O(l) =>
Sr(OH)2(aq) + 2 HClO4(aq) = Sr(ClO4)2(aq) + 2 H2O(l)
Na + O2 = Na2O =>
4 Na + O2 = 2 Na2O
Mg(NO3)2 = MgO + NO2 + O2 =>
2 Mg(NO3)2 = 2 MgO + 4 NO2 + O2
CrCl3 + KI = CrI3 + KCl =>
CrCl3 + 3 KI = CrI3 + 3 KCl
CaCrO4 = Ca + CrO4 =>
CaCrO4 = Ca + CrO4
AgCl(s) + O2(g) = AgClO3(s) =>
2 AgCl(s) + 3 O2(g) = 2 AgClO3(s)
NH4NO2 = N2 + H2O =>
NH4NO2 = N2 + 2 H2O
HC2H3O2 + NH3*H2O = NH4C2H3O2 + H2O =>
HC2H3O2 + NH3*H2O = NH4C2H3O2 + H2O
C2H4 + KMnO4 + KOH = HCOOK + K2MnO4 + H2O =>
C2H4 + 8 KMnO4 + 10 KOH = 2 HCOOK + 8 K2MnO4 + 6 H2O
CS2 + O2 = CO2 + SO2 =>
CS2 + 3 O2 = CO2 + 2 SO2
Fe(CO)5 + X + H2 = Fe(CO)2(X)2(H)2 + CO =>
Fe(CO)5 + 2 X + H2 = Fe(CO)2(X)2(H)2 + 3 CO
Al + O2 = Al2O3 =>
4 Al + 3 O2 = 2 Al2O3
H3PO3 = O2 + P + H2 =>
2 H3PO3 = 3 O2 + 2 P + 3 H2
CaCl2 + Na2CO3 = Ca(CO3) + NaCl =>
CaCl2 + Na2CO3 = Ca(CO3) + 2 NaCl
Na + O + C = Na2CO3 =>
2 Na + 3 O + C = Na2CO3
H2C2H302(aq) = H2 + C2H302 =>
H2C2H302(aq) = H2 + C2H302
FeSO4 + HNO3 + H2SO4 = Fe2(SO4)3 + H2O + NO =>
6 FeSO4 + 2 HNO3 + 3 H2SO4 = 3 Fe2(SO4)3 + 4 H2O + 2 NO
Mg + Cl2 = MgCl2 =>
Mg + Cl2 = MgCl2
Cu2FeS2 + HNO3 = CuSO4 + Cu(NO3)3 + Fe2(SO4)3 + NO2 + H2O =>
2 Cu2FeS2 + 50 HNO3 = CuSO4 + 3 Cu(NO3)3 + Fe2(SO4)3 + 41 NO2 + 25 H2O
C18H12N2O + HCl = C18H14N2O + Cl =>
C18H12N2O + 2 HCl = C18H14N2O + 2 Cl
HgNO3 + CaCl2 = Ca(NO3)2 + Hg2Cl2 =>
2 HgNO3 + CaCl2 = Ca(NO3)2 + Hg2Cl2
((NH4)2)CO3 = NH3 + H2O + CO2 =>
((NH4)2)CO3 = 2 NH3 + H2O + CO2
HN3 + O2 = NO2 + H2O =>
4 HN3 + 13 O2 = 12 NO2 + 2 H2O
CaCO3(s) = CaO(s) + CO2(g) =>
CaCO3(s) = CaO(s) + CO2(g)
Cu2(SO4) + Na(PO4) = Cu2(PO4) + Na(SO4) =>
Cu2(SO4) + Na(PO4) = Cu2(PO4) + Na(SO4)
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
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