| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
Na2CO3 + Fe(NO3)3 = NaNO3 + Fe2(CO3)3 =>
3 Na2CO3 + 2 Fe(NO3)3 = 6 NaNO3 + Fe2(CO3)3
Zn + HNO3 = ZnN2O6 + N2O + H2O =>
4 Zn + 10 HNO3 = 4 ZnN2O6 + N2O + 5 H2O
C2H6O + O2 = CO2 + H2O =>
C2H6O + 3 O2 = 2 CO2 + 3 H2O
Au + HCl + HNO3 = AuCl4 + NO + H2O =>
3 Au + 12 HCl + 4 HNO3 = 3 AuCl4 + 4 NO + 8 H2O
Ca(NO3)2 + Na3PO4 = Ca3(PO4)2 + NaNO3 =>
3 Ca(NO3)2 + 2 Na3PO4 = Ca3(PO4)2 + 6 NaNO3
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
Al(NO3)3 + NH3 + H2O = Al(OH)3 + NH4NO3 =>
Al(NO3)3 + 3 NH3 + 3 H2O = Al(OH)3 + 3 NH4NO3
CaCO3 + HCl = CaCl2 + H2O + CO2 =>
CaCO3 + 2 HCl = CaCl2 + H2O + CO2
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
NO2(g) + CO(g) = N2(g) + CO2 =>
2 NO2(g) + 4 CO(g) = N2(g) + 4 CO2
PbO(s) + NH3(aq) = N2(g) + H2O(l) + Pb =>
3 PbO(s) + 2 NH3(aq) = N2(g) + 3 H2O(l) + 3 Pb
NO2(g) + CO(g) = N2(g) + CO2 =>
2 NO2(g) + 4 CO(g) = N2(g) + 4 CO2
HCl(aq) + HNO3(aq) + Pt(s) = NO2(g) + H2PtCl6(aq) + H2O =>
6 HCl(aq) + 4 HNO3(aq) + Pt(s) = 4 NO2(g) + H2PtCl6(aq) + 4 H2O
H2SO4 + K2Cr2O7 + C4H10O = Cr2(SO4)3 + KHSO4 + H2O + C4H9O =>
5 H2SO4 + K2Cr2O7 + 6 C4H10O = Cr2(SO4)3 + 2 KHSO4 + 7 H2O + 6 C4H9O
NaOH + FeCl3 = NaCl + Fe(OH)3 =>
3 NaOH + FeCl3 = 3 NaCl + Fe(OH)3
H2SO4 + K2Cr2O7 + C4H10O = Cr2(SO4)3 + K2SO4 + H2O + C4H9O =>
4 H2SO4 + K2Cr2O7 + 6 C4H10O = Cr2(SO4)3 + K2SO4 + 7 H2O + 6 C4H9O
NaOH + CuSO4 = Na2SO4 + Cu(OH)2 =>
2 NaOH + CuSO4 = Na2SO4 + Cu(OH)2
NH3 + CuO = H2O + Cu + N2 =>
2 NH3 + 3 CuO = 3 H2O + 3 Cu + N2
NH3 + O = NO + H2O =>
2 NH3 + 5 O = 2 NO + 3 H2O
NH3 + O2 = N2O5 + H2O =>
2 NH3 + 4 O2 = N2O5 + 3 H2O
Al + HCl = AlCl3 + H2 =>
2 Al + 6 HCl = 2 AlCl3 + 3 H2
B2O3 + Mg = MgO + B =>
B2O3 + 3 Mg = 3 MgO + 2 B
FeS2 + O2 = Fe2O3 + SO2 =>
4 FeS2 + 11 O2 = 2 Fe2O3 + 8 SO2
PbS + O2 = PbO + SO2 =>
2 PbS + 3 O2 = 2 PbO + 2 SO2
Al2(SO4)3 + Ca(OH)2 = Al(OH)3 + CaSO4 =>
Al2(SO4)3 + 3 Ca(OH)2 = 2 Al(OH)3 + 3 CaSO4
Mg + CO2 = MgO + C =>
2 Mg + CO2 = 2 MgO + C
Ca3(PO4)2 + SiO2 = P4O10 + CaSiO3 =>
2 Ca3(PO4)2 + 6 SiO2 = P4O10 + 6 CaSiO3
Pb(NO3)2 = PbO + NO2 + O2 =>
2 Pb(NO3)2 = 2 PbO + 4 NO2 + O2
H2O2 = H20 + O2 =>
10 H2O2 = H20 + 10 O2
H2O2 = H2O + O2 =>
2 H2O2 = 2 H2O + O2
NH3 + NO = N2 + H2O =>
4 NH3 + 6 NO = 5 N2 + 6 H2O
H3PO3 = H3PO4 + PH3 =>
4 H3PO3 = 3 H3PO4 + PH3
FeS + O2 = Fe2O3 + SO2 =>
4 FeS + 7 O2 = 2 Fe2O3 + 4 SO2
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
Hg2CO3 = Hg + HgO + CO2 =>
Hg2CO3 = Hg + HgO + CO2
Al4C3 + H2O = CH4 + Al(OH)3 =>
Al4C3 + 12 H2O = 3 CH4 + 4 Al(OH)3
ZnO + H2O = Zn(OH)2 =>
ZnO + H2O = Zn(OH)2
Ag2S + KCN = KAg(CN)2 + K2S =>
Ag2S + 4 KCN = 2 KAg(CN)2 + K2S
ClO2 + H2O = HClO2 + HClO3 =>
2 ClO2 + H2O = HClO2 + HClO3
KO2 + CO2 = K2CO3 + O2 =>
4 KO2 + 2 CO2 = 2 K2CO3 + 3 O2
Pb + Na + C2H5Cl = Pb(C2H5)4 + NaCl =>
Pb + 4 Na + 4 C2H5Cl = Pb(C2H5)4 + 4 NaCl
Ca(OH)2 + H3PO4 = CaHPO4 + H2O =>
Ca(OH)2 + H3PO4 = CaHPO4 + 2 H2O
Zn + NaOH + H2O = Na2Zn(OH)4 + H2 =>
Zn + 2 NaOH + 2 H2O = Na2Zn(OH)4 + H2
SrBr2 + (NH4)2CO3 = SrCO3 + NH4Br =>
SrBr2 + (NH4)2CO3 = SrCO3 + 2 NH4Br
Ba3(PO4)2 + Na2SO4 = BaSO4 + Na3PO4 =>
Ba3(PO4)2 + 3 Na2SO4 = 3 BaSO4 + 2 Na3PO4
Hg(OH)2 + H3PO4 = Hg3(PO4)2 + H2O =>
3 Hg(OH)2 + 2 H3PO4 = Hg3(PO4)2 + 6 H2O
Ca3(PO4)2 + SiO2 + C = CaSiO3 + P4 + CO =>
2 Ca3(PO4)2 + 6 SiO2 + 10 C = 6 CaSiO3 + P4 + 10 CO
C2H3Cl + O2 = CO2 + H2O + HCl =>
2 C2H3Cl + 5 O2 = 4 CO2 + 2 H2O + 2 HCl
(NH4)2Cr2O7 = NH3 + H2O + Cr2O3 + O2 =>
2(NH4)2Cr2O7 = 4 NH3 + 2 H2O + 2 Cr2O3 + 3 O2
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur01/09/08
Équations équilibrées sur02/08/07
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