| Équations équilibrées la veille | Équations équilibrées le lendemain |
B2H6(l) + 3 O2(g) = B2O3(s) + 3 H2O(l)
Cr2(CO3)3 + HCl = CrCl3 + H2CO3 =>
Cr2(CO3)3 + 6 HCl = 2 CrCl3 + 3 H2CO3
CH3OH(l) + O2(g) = CO2(g) + H2O(l) =>
2 CH3OH(l) + 3 O2(g) = 2 CO2(g) + 4 H2O(l)
NH4OH + H2SO4 = (NH4)2SO4 + H2O =>
2 NH4OH + H2SO4 = (NH4)2SO4 + 2 H2O
NH3(g) + O2(g) = NO(g) + H2O(g) =>
4 NH3(g) + 5 O2(g) = 4 NO(g) + 6 H2O(g)
Ca(NO3)2 + NaOH = Ca(OH)2 + Na(NO3) =>
Ca(NO3)2 + 2 NaOH = Ca(OH)2 + 2 Na(NO3)
Na + O2 = NaO2 =>
Na + O2 = NaO2
Al + HCl = AlCl3 + H2 =>
2 Al + 6 HCl = 2 AlCl3 + 3 H2
Na + O2 = Na2O =>
4 Na + O2 = 2 Na2O
LiOH + CaCl2 = LiCl + Ca(OH)2 =>
2 LiOH + CaCl2 = 2 LiCl + Ca(OH)2
Na + O2 = NaO2 =>
Na + O2 = NaO2
NH3 + HCl = NH4Cl =>
NH3 + HCl = NH4Cl
PBr3 + H2O = H3PO3 + HBr =>
PBr3 + 3 H2O = H3PO3 + 3 HBr
Sn(OH)4 + HCl = SnCl4 + H2O =>
Sn(OH)4 + 4 HCl = SnCl4 + 4 H2O
NH3 + HCl = NH4Cl =>
NH3 + HCl = NH4Cl
Pb + H3PO4 = H2 + Pb3(PO4)2 =>
3 Pb + 2 H3PO4 = 3 H2 + Pb3(PO4)2
ZnBr2 + K3PO4 = KBr + Zn3(PO4)2 =>
3 ZnBr2 + 2 K3PO4 = 6 KBr + Zn3(PO4)2
C2H6O + O2 = CO2 + H2O =>
C2H6O + 3 O2 = 2 CO2 + 3 H2O
Li + HCl = LiCl + H2 =>
2 Li + 2 HCl = 2 LiCl + H2
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
Al + H2O = Al(OH)3 + H2 =>
2 Al + 6 H2O = 2 Al(OH)3 + 3 H2
Ti(SO4)2 + H2O2 + H2O = H4TiO5 + H2SO4 =>
Ti(SO4)2 + H2O2 + 3 H2O = H4TiO5 + 2 H2SO4
S + KClO3 = SO2 + KCl =>
3 S + 2 KClO3 = 3 SO2 + 2 KCl
Cu2O + H2SO4 + H2O2 = CuSO4 + H2O =>
Cu2O + 2 H2SO4 + H2O2 = 2 CuSO4 + 3 H2O
Mg + HCl = MgCl2 + H2 =>
Mg + 2 HCl = MgCl2 + H2
Kl + Br2 = KlBr =>
2 Kl + Br2 = 2 KlBr
Fe2O3 + H2SO4 = Fe + SO4 + H2O =>
Fe2O3 + 3 H2SO4 = 2 Fe + 3 SO4 + 3 H2O
Pb(No3)2 + KI = KNo3 + PbI2 =>
Pb(No3)2 + 2 KI = 2 KNo3 + PbI2
P + HNO3 + H2O = H3PO4 + NO =>
3 P + 5 HNO3 + 2 H2O = 3 H3PO4 + 5 NO
CaCl2 + (NH4)2C2O4 = CaC2O4 + (NH4)Cl =>
CaCl2 + (NH4)2C2O4 = CaC2O4 + 2(NH4)Cl
Mg3N2 + H2O = Mg(OH)2 + NH3 =>
Mg3N2 + 6 H2O = 3 Mg(OH)2 + 2 NH3
Cr2O3(s) + CCl4(l) = CrCl3(s) + COCl2(aq) =>
Cr2O3(s) + 3 CCl4(l) = 2 CrCl3(s) + 3 COCl2(aq)
OF2 + Na2CO3 = NaF + CO2 + O2 =>
OF2 + Na2CO3 = 2 NaF + CO2 + O2
Cr2O3(s) + O2(g) = CrO3(s) =>
2 Cr2O3(s) + 3 O2(g) = 4 CrO3(s)
Li + H2SO4 = Li2SO4 + H2 =>
2 Li + H2SO4 = Li2SO4 + H2
NiCl2 + NH4OH = H2O + [Ni(NH3)]Cl2 =>
NiCl2 + NH4OH = H2O + [Ni(NH3)]Cl2
Na3PO4 + Cu(NO3)2 = Na(NO3) + Cu3(PO4)2 =>
2 Na3PO4 + 3 Cu(NO3)2 = 6 Na(NO3) + Cu3(PO4)2
NiCl2 + NH4OH = H2O + [Ni(NH3)2]Cl2 =>
NiCl2 + 2 NH4OH = 2 H2O + [Ni(NH3)2]Cl2
MG + O2 = MGO2 =>
MG + O2 = MGO2
KMNO4 + KNO2 + H2SO4 = MNSO4 + H2O + KNO3 + K2SO4 =>
2 KMNO4 + 5 KNO2 + 3 H2SO4 = 2 MNSO4 + 3 H2O + 5 KNO3 + K2SO4
PbS + HNO3 = Pb(NO3)2 + NO2 + S + H2O =>
PbS + 4 HNO3 = Pb(NO3)2 + 2 NO2 + S + 2 H2O
NH4(NO3) + MGSO4 = (NH4)2SO4 + MG(NO3)2 =>
2 NH4(NO3) + MGSO4 = (NH4)2SO4 + MG(NO3)2
C8H18 + O2 = CO2 + H2O =>
2 C8H18 + 25 O2 = 16 CO2 + 18 H2O
Sr + H2SO4 = SrSO4 + H2 =>
Sr + H2SO4 = SrSO4 + H2
Cu + HNO3 = Cu(NO3)2 + H2O + NO =>
3 Cu + 8 HNO3 = 3 Cu(NO3)2 + 4 H2O + 2 NO
C6H6(l) + O2(g) = CO2(g) + H2O(l) =>
2 C6H6(l) + 15 O2(g) = 12 CO2(g) + 6 H2O(l)
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
Cl2 + KOH = KCl + KClO3 + H2O =>
3 Cl2 + 6 KOH = 5 KCl + KClO3 + 3 H2O
K2Cr2O7 + NaI + H2SO4 = Cr2(SO4)3 + I2 + NaSO4 + K2SO4 + H2O =>
2 K2Cr2O7 + 6 NaI + 14 H2SO4 = 2 Cr2(SO4)3 + 3 I2 + 6 NaSO4 + 2 K2SO4 + 14 H2O
HCl + NaOH = NaCl + H2O =>
HCl + NaOH = NaCl + H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur09/05/15
Équations équilibrées sur10/05/14
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