| Équations équilibrées la veille | Équations équilibrées le lendemain |
S + 6 HNO3 = H2SO4 + 6 NO2 + 2 H2O
HNO3 + NaHCO3 = NaNO3 + H2O + CO2 =>
HNO3 + NaHCO3 = NaNO3 + H2O + CO2
HClO3 + NaOH = NaClO3 + H2O =>
HClO3 + NaOH = NaClO3 + H2O
CO2 + H2O = C6H12O6 + O2 =>
6 CO2 + 6 H2O = C6H12O6 + 6 O2
Na(s) + O2(g) = Na2O(s) =>
4 Na(s) + O2(g) = 2 Na2O(s)
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
KMnO4 + H2SO4 = Mn2O7 + K2SO4 + H2O =>
2 KMnO4 + H2SO4 = Mn2O7 + K2SO4 + H2O
Fe2O3 + CO = CO2 + Fe =>
Fe2O3 + 3 CO = 3 CO2 + 2 Fe
HNO3 + Ca(OH)2 = Ca(NO3)2 + H2O =>
2 HNO3 + Ca(OH)2 = Ca(NO3)2 + 2 H2O
Zn + HCl = ZnCl2 + H2 =>
Zn + 2 HCl = ZnCl2 + H2
Mg + O = MgO =>
Mg + O = MgO
H2O + O2 = H2O2 =>
2 H2O + O2 = 2 H2O2
(NH4)3PO4 = H3PO4 + NH3 =>
(NH4)3PO4 = H3PO4 + 3 NH3
BCl3 + H2O = H3BO3 + HCl =>
BCl3 + 3 H2O = H3BO3 + 3 HCl
H2SO4 + Fe2O3 = Fe2(SO4)3 + H2O =>
3 H2SO4 + Fe2O3 = Fe2(SO4)3 + 3 H2O
SiCl4 + H2O = H4SiO4 + HCl =>
SiCl4 + 4 H2O = H4SiO4 + 4 HCl
Zn(s) + NiCl2(ac) = ZnCl2(ac) + Ni(s) =>
Zn(s) + NiCl2(ac) = ZnCl2(ac) + Ni(s)
C2H5OH + Na = C2H5ONa + H2 =>
2 C2H5OH + 2 Na = 2 C2H5ONa + H2
K + H2O = H2 + KOH =>
2 K + 2 H2O = H2 + 2 KOH
Al + H2SO4 = Al2(SO4)3 + H2 =>
2 Al + 3 H2SO4 = Al2(SO4)3 + 3 H2
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
Fe + O2 = Fe2O3 =>
4 Fe + 3 O2 = 2 Fe2O3
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
H2SO4 + NaNO2 = HNO2 + Na2SO4 =>
H2SO4 + 2 NaNO2 = 2 HNO2 + Na2SO4
C5H8 + O2 = CO2 + H2O =>
C5H8 + 7 O2 = 5 CO2 + 4 H2O
ZnS + O2 = ZnO + SO2 =>
2 ZnS + 3 O2 = 2 ZnO + 2 SO2
Cl2 + KBr = KCl + Br2 =>
Cl2 + 2 KBr = 2 KCl + Br2
Cl2 + KBr = KCl2 + Br2 =>
2 Cl2 + 2 KBr = 2 KCl2 + Br2
Pb(OH)2(s) + HNO3(ac) = Pb(NO3)2(ac) + H2O(l) =>
Pb(OH)2(s) + 2 HNO3(ac) = Pb(NO3)2(ac) + 2 H2O(l)
C2HClO2Ca + NH4(OH) = C2H3NO2Ca + H2O + HCl =>
C2HClO2Ca + NH4(OH) = C2H3NO2Ca + H2O + HCl
NaOH + Fe(NO3)2 = Na(NO3)2 + Fe(OH) =>
NaOH + Fe(NO3)2 = Na(NO3)2 + Fe(OH)
NH4OH + H3PO4 = H2O + (NH4)3PO4 =>
3 NH4OH + H3PO4 = 3 H2O + (NH4)3PO4
MgO + Fe = Fe2O3 + Mg =>
3 MgO + 2 Fe = Fe2O3 + 3 Mg
C2HClO2Ca + NH4(OH) = C2H3NO2Ca + H2O + HCl =>
C2HClO2Ca + NH4(OH) = C2H3NO2Ca + H2O + HCl
KHCO3 + C6H8O7 = C6H5K3O7 + H2O + CO2 =>
3 KHCO3 + C6H8O7 = C6H5K3O7 + 3 H2O + 3 CO2
NaClO3(s) = NaCl(s) + O2(g) =>
2 NaClO3(s) = 2 NaCl(s) + 3 O2(g)
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
H3PO4 = H4P2O7 + H2O =>
2 H3PO4 = H4P2O7 + H2O
CaC2 + H2O = Ca(OH)2 + C2H2 =>
CaC2 + 2 H2O = Ca(OH)2 + C2H2
Cu2S + O2 = CuO2 + SO2 =>
Cu2S + 3 O2 = 2 CuO2 + SO2
H4P2 = H3P + H2P4 =>
5 H4P2 = 6 H3P + H2P4
Fe(NO3)2 + H2O = Fe(OH)2 + HNO3 =>
Fe(NO3)2 + 2 H2O = Fe(OH)2 + 2 HNO3
NH4OH + KAl(SO4)2*12H2O = Al(OH)3 + (NH4)2SO4 + KOH + H2O =>
4 NH4OH + KAl(SO4)2*12H2O = Al(OH)3 + 2(NH4)2SO4 + KOH + 12 H2O
Fl + Ca = Ca2Fl =>
Fl + 2 Ca = Ca2Fl
K2O(s) + H2O(l) = KOH(aq) =>
K2O(s) + H2O(l) = 2 KOH(aq)
Al + MnO = Al2O3 + Mn =>
2 Al + 3 MnO = Al2O3 + 3 Mn
C2H3NO2Ca + H2SO4 = C2H5NO2 + CaSO4 =>
C2H3NO2Ca + H2SO4 = C2H5NO2 + CaSO4
NaOH + H2So4 = Na2So4 + H2O =>
2 NaOH + H2So4 = Na2So4 + 2 H2O
F + Ca = Ca2F =>
F + 2 Ca = Ca2F
Cr2S3 + Mn(NO3)2 + Na2CO3 = NO + CO2 + Na2CrO4 + Na2MnO4 + Na2SO4 =>
Cr2S3 + 15 Mn(NO3)2 + 20 Na2CO3 = 30 NO + 20 CO2 + 2 Na2CrO4 + 15 Na2MnO4 + 3 Na2SO4
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur07/04/17
Équations équilibrées sur08/03/16
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