| Équations équilibrées la veille | Équations équilibrées le lendemain |
Na + Cl = NaCl
Na2So4 + BaCl2 = BaSo4 + NaCl =>
Na2So4 + BaCl2 = BaSo4 + 2 NaCl
C5H10 + O2 = CO2 + H20 =>
2 C5H10 + 10 O2 = 10 CO2 + H20
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
Mg3N2 + HCl = MgCl2 + NH3 =>
Mg3N2 + 6 HCl = 3 MgCl2 + 2 NH3
Cu(OH)2 = CuO + H2O =>
Cu(OH)2 = CuO + H2O
PbO + C = Pb + CO =>
PbO + C = Pb + CO
C2H4 + KMnO4 = MnO2 + K2CO3 + H2O =>
C2H4 + 4 KMnO4 = 4 MnO2 + 2 K2CO3 + 2 H2O
(B4(OH)4O5){2-} + H2O = B(OH)3 + B(OH)4{-} =>
(B4(OH)4O5){2-} + 5 H2O = 2 B(OH)3 + 2 B(OH)4{-}
CH2COOH + CH3OH = CH3COOCH3 + H2O =>
4 CH2COOH + 7 CH3OH = 5 CH3COOCH3 + 5 H2O
Li + O2 = Li2O =>
4 Li + O2 = 2 Li2O
CO + Fe3O4 = CO2 + Fe =>
4 CO + Fe3O4 = 4 CO2 + 3 Fe
C5H12 + O2 = CO2 + H2O =>
C5H12 + 8 O2 = 5 CO2 + 6 H2O
CaCO3 = CaO + CO2 =>
CaCO3 = CaO + CO2
CuS + HNO3 = CuSO4 + NO + H2O =>
3 CuS + 8 HNO3 = 3 CuSO4 + 8 NO + 4 H2O
Zn + HNO3 = Zn(NO3)2 + N2O + H2O =>
4 Zn + 10 HNO3 = 4 Zn(NO3)2 + N2O + 5 H2O
CaCO3(s) = CaO(s) + CO2(g) =>
CaCO3(s) = CaO(s) + CO2(g)
Fe2O3(s) + CO(g) = Fe(s) + CO2(g) =>
Fe2O3(s) + 3 CO(g) = 2 Fe(s) + 3 CO2(g)
C5H10 + O2 = CO2 + H2O =>
2 C5H10 + 15 O2 = 10 CO2 + 10 H2O
H2SO4(aq) + KOH(aq) = H2O(l) + K2SO4(aq) =>
H2SO4(aq) + 2 KOH(aq) = 2 H2O(l) + K2SO4(aq)
C4H10 + O2 = CO2 + H2O =>
2 C4H10 + 13 O2 = 8 CO2 + 10 H2O
Al + HNO3 = Al(NO3)3 + NH4NO3 + H2O =>
8 Al + 30 HNO3 = 8 Al(NO3)3 + 3 NH4NO3 + 9 H2O
Ca(OH)2 + H2SO4 = CaSO4 + H2O =>
Ca(OH)2 + H2SO4 = CaSO4 + 2 H2O
Al + H2SO4 = Al2(SO4)3 + H2 =>
2 Al + 3 H2SO4 = Al2(SO4)3 + 3 H2
BaO + HNO3 = Ba(NO3)2 + H2O =>
BaO + 2 HNO3 = Ba(NO3)2 + H2O
PCl3 + H2O = H3PO3 + HCl =>
PCl3 + 3 H2O = H3PO3 + 3 HCl
BaO + HNO3 = Ba(NO3)2 + H2O =>
BaO + 2 HNO3 = Ba(NO3)2 + H2O
HF + NAOH = NAF + H2O =>
HF + NAOH = NAF + H2O
Cr{3+} + OH{-} = Cr(OH)3 =>
Cr{3+} + 3 OH{-} = Cr(OH)3
Na2O + H2O = NaOH =>
Na2O + H2O = 2 NaOH
NH3 + Br2 + NaOH = N2 + NaBr + H2O =>
2 NH3 + 3 Br2 + 6 NaOH = N2 + 6 NaBr + 6 H2O
Fe(s) + O2(g) = Fe2O3(s) =>
4 Fe(s) + 3 O2(g) = 2 Fe2O3(s)
Cu2S + Cu2O = Cu + SO2 =>
Cu2S + 2 Cu2O = 6 Cu + SO2
SO2(g) + O2(g) = SO3(g) =>
2 SO2(g) + O2(g) = 2 SO3(g)
Cu + HNO3 = Cu(NO3)2 + H2O + NO2 =>
Cu + 4 HNO3 = Cu(NO3)2 + 2 H2O + 2 NO2
MgCO3(s) = MgO(s) + CO2 =>
MgCO3(s) = MgO(s) + CO2
CH4 + O2 = CO + H2O =>
2 CH4 + 3 O2 = 2 CO + 4 H2O
NH3 = H2 + N2 =>
2 NH3 = 3 H2 + N2
C3H6 + Br2 = C3H5Br + H2Br =>
4 C3H6 + 3 Br2 = 4 C3H5Br + 2 H2Br
KClO3 = KClO4 + KCl =>
4 KClO3 = 3 KClO4 + KCl
HC2H3O2(aq) + NaHCO3(aq) = NaC2H3O2(aq) + H2O(l) + CO2(g) =>
HC2H3O2(aq) + NaHCO3(aq) = NaC2H3O2(aq) + H2O(l) + CO2(g)
ZN + KNO3 + KOH = NH3 + K2ZNO2 + H2O =>
4 ZN + KNO3 + 7 KOH = NH3 + 4 K2ZNO2 + 2 H2O
Zn + H3PO4 = ZnPO4 + H2 =>
2 Zn + 2 H3PO4 = 2 ZnPO4 + 3 H2
NaOH + H2So4 = Na2So4 + H2O =>
2 NaOH + H2So4 = Na2So4 + 2 H2O
C7H16 + O2 = CO2 + H2O =>
C7H16 + 11 O2 = 7 CO2 + 8 H2O
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
KNO3 = KNO2 + O2 =>
2 KNO3 = 2 KNO2 + O2
CuS + O2 = CuO + SO2 =>
2 CuS + 3 O2 = 2 CuO + 2 SO2
CH3COOH + Al(OH)3 = Al(CH3COO)3 + H2O =>
3 CH3COOH + Al(OH)3 = Al(CH3COO)3 + 3 H2O
FeCl3(aq) + Zn(s) = Fe(s) + ZnCl2(aq) =>
2 FeCl3(aq) + 3 Zn(s) = 2 Fe(s) + 3 ZnCl2(aq)
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur02/12/16
Équations équilibrées sur03/13/15
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