| Équations équilibrées la veille | Équations équilibrées le lendemain |
NH3 + HCl = NH4Cl
C2H4(OH)C2H5 + Na2Cr2O7 + H2SO4 = CH3C(O)CH2CH3 + Cr2(SO4)3 + Na2SO4 + H2O =>
3 C2H4(OH)C2H5 + Na2Cr2O7 + 4 H2SO4 = 3 CH3C(O)CH2CH3 + Cr2(SO4)3 + Na2SO4 + 7 H2O
Li2SO3 + WBr6 = LiBr + W(SO3)3 =>
3 Li2SO3 + WBr6 = 6 LiBr + W(SO3)3
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
C4H6 + O2 = CO2 + H2O =>
2 C4H6 + 11 O2 = 8 CO2 + 6 H2O
Fe + HNO3 = Fe(NO3)2 + NO2 + H2O =>
Fe + 4 HNO3 = Fe(NO3)2 + 2 NO2 + 2 H2O
HCl + NAOH = H2O + NACl =>
HCl + NAOH = H2O + NACl
C10H16 + Cl2 = C + HCl =>
C10H16 + 8 Cl2 = 10 C + 16 HCl
Al + MnO2 = Mn + Al2O3 =>
4 Al + 3 MnO2 = 3 Mn + 2 Al2O3
K3PO4 + MgCl2 = K3Cl2 + MgPO4 =>
K3PO4 + MgCl2 = K3Cl2 + MgPO4
H + NO3 = HNO3 =>
H + NO3 = HNO3
HCl + NaOH = H2O + NaCl =>
HCl + NaOH = H2O + NaCl
NaI + Pb(SO4)2 = PbI4 + Na2SO4 =>
4 NaI + Pb(SO4)2 = PbI4 + 2 Na2SO4
Na2CO3(s) + HCl(aq) = NaCl(aq) + H2O + CO2 =>
Na2CO3(s) + 2 HCl(aq) = 2 NaCl(aq) + H2O + CO2
C4H8O2 + Na2CO3 = NaC4H6O + CO2 + H2O =>
21 C4H8O2 + 10 Na2CO3 = 20 NaC4H6O + 14 CO2 + 24 H2O
S8 + Cu = Cu2S =>
S8 + 16 Cu = 8 Cu2S
Zn + NaOH + H2O = Na2Zn(OH)4 + H2 =>
Zn + 2 NaOH + 2 H2O = Na2Zn(OH)4 + H2
NaCl + H2O = NaOH + Cl2 + H2 =>
2 NaCl + 2 H2O = 2 NaOH + Cl2 + H2
C7H17 + O2 = CO2 + H2O =>
4 C7H17 + 45 O2 = 28 CO2 + 34 H2O
Al + H2SO4(ac) = Al(SO4)3(s) + H2(g) =>
Al + 3 H2SO4(ac) = Al(SO4)3(s) + 3 H2(g)
Zn + HCl = ZnCl2 + H2 =>
Zn + 2 HCl = ZnCl2 + H2
Na2HPO4 + Ba(OH)2 = BaHPO4 + NaOH =>
Na2HPO4 + Ba(OH)2 = BaHPO4 + 2 NaOH
K2Cr2O7 + H2S + HCl = CrCl2 + S + KCl + H2O =>
K2Cr2O7 + 4 H2S + 6 HCl = 2 CrCl2 + 4 S + 2 KCl + 7 H2O
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
Al + H2SO4(ac) = Al(SO4)3(s) + H2(g) =>
Al + 3 H2SO4(ac) = Al(SO4)3(s) + 3 H2(g)
Si2H3 + O2 = SiO2 + H2O =>
4 Si2H3 + 11 O2 = 8 SiO2 + 6 H2O
Fe + O = Fe3O4 =>
3 Fe + 4 O = Fe3O4
H2(g) + O2(g) = H2O(g) =>
2 H2(g) + O2(g) = 2 H2O(g)
H2S + SO2 = S + H2O =>
2 H2S + SO2 = 3 S + 2 H2O
Mg3N2 + H2SO4 = MgSO4 + (NH4)2SO4 =>
Mg3N2 + 4 H2SO4 = 3 MgSO4 + (NH4)2SO4
Ca3(PO4)2 + SiO2 + C = CaSiO3 + CO + P =>
Ca3(PO4)2 + 3 SiO2 + 5 C = 3 CaSiO3 + 5 CO + 2 P
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
AgNO3 + Cu = Cu(NO3)2 + Ag =>
2 AgNO3 + Cu = Cu(NO3)2 + 2 Ag
Fe + O2 = Fe2O3 =>
4 Fe + 3 O2 = 2 Fe2O3
Al + HNO3 = Al(NO3)3 + NO2 + H2O =>
Al + 6 HNO3 = Al(NO3)3 + 3 NO2 + 3 H2O
C5H12 + O2 = CO2 + H2O =>
C5H12 + 8 O2 = 5 CO2 + 6 H2O
C8H8 + O2 = H2O + CO2 =>
C8H8 + 10 O2 = 4 H2O + 8 CO2
C5H12 + O2 = CO2 + H2O =>
C5H12 + 8 O2 = 5 CO2 + 6 H2O
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
Zn + HNO3 = ZnNO3 + H2 =>
2 Zn + 2 HNO3 = 2 ZnNO3 + H2
KBr + Fe(OH)3 = KOH + FeBr3 =>
3 KBr + Fe(OH)3 = 3 KOH + FeBr3
FeCl2 + H2O = FeO + HCl =>
FeCl2 + H2O = FeO + 2 HCl
NH3(aq) + Br(aq) = N2(g) + NH4Br(aq) =>
8 NH3(aq) + 6 Br(aq) = N2(g) + 6 NH4Br(aq)
NH3 + O2 = N2 + H2O =>
4 NH3 + 3 O2 = 2 N2 + 6 H2O
KClO3 = KCl + O2 =>
2 KClO3 = 2 KCl + 3 O2
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
Cu + AgCH3COO = Cu(CH3COO)2 + Ag =>
Cu + 2 AgCH3COO = Cu(CH3COO)2 + 2 Ag
HNO3(aq) + Ba(OH)2(s) = Ba(NO3)2(aq) + H2O(l) =>
2 HNO3(aq) + Ba(OH)2(s) = Ba(NO3)2(aq) + 2 H2O(l)
C7H6O2 + O2 = CO2 + H2O =>
2 C7H6O2 + 15 O2 = 14 CO2 + 6 H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur03/01/16
Équations équilibrées sur03/31/15
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