| Équations équilibrées la veille | Équations équilibrées le lendemain |
CoCO3 = CoO + CO2
FeCl3 + NaOH = Fe(OH)3 + NaCl =>
FeCl3 + 3 NaOH = Fe(OH)3 + 3 NaCl
Mg7 + Na4 = MgNa12 =>
Mg7 + 21 Na4 = 7 MgNa12
NiCl + KClO4 = NiClO4 + KCl =>
NiCl + KClO4 = NiClO4 + KCl
H2O = H2 + O2 =>
2 H2O = 2 H2 + O2
Al(NO3)3 + NaOH = Al(OH)3 + NaNO3 =>
Al(NO3)3 + 3 NaOH = Al(OH)3 + 3 NaNO3
K4Fe(CN)6 + KMnO4 + H2SO4 = KHSO4 + Fe2(SO4)3 + MnSO4 + HNO3 + CO2 + H2O =>
10 K4Fe(CN)6 + 122 KMnO4 + 299 H2SO4 = 162 KHSO4 + 5 Fe2(SO4)3 + 122 MnSO4 + 60 HNO3 + 60 CO2 + 188 H2O
AsCl3 + H2S = As2S3 + HCl =>
2 AsCl3 + 3 H2S = As2S3 + 6 HCl
CuSO4*5H2O = CuSO4 + H2O =>
CuSO4*5H2O = CuSO4 + 5 H2O
Mg + N2 = Mg3N2 =>
3 Mg + N2 = Mg3N2
Na5 + Mg9 = NaMg3 =>
3 Na5 + 5 Mg9 = 15 NaMg3
Au(NO3)3 + Zn = Au + Zn(NO3)2 =>
2 Au(NO3)3 + 3 Zn = 2 Au + 3 Zn(NO3)2
Fe2O3 + H2 = Fe + H2O =>
Fe2O3 + 3 H2 = 2 Fe + 3 H2O
CuO + H2 = Cu + H2O =>
CuO + H2 = Cu + H2O
CaCO3 = CaO + CO2 =>
CaCO3 = CaO + CO2
KNO3(s) = KNO2(s) + O2(g) =>
2 KNO3(s) = 2 KNO2(s) + O2(g)
Fe + S8 = FeS =>
8 Fe + S8 = 8 FeS
La2O3(s) + H2O(l) = La(OH)3(aq) =>
La2O3(s) + 3 H2O(l) = 2 La(OH)3(aq)
H2S + KOH = HOH + K2S =>
H2S + 2 KOH = 2 HOH + K2S
NaCl = Na + Cl2 =>
2 NaCl = 2 Na + Cl2
Cl2 + CH4 = CCl5 + HCl =>
9 Cl2 + 2 CH4 = 2 CCl5 + 8 HCl
Ti7 + Mg9 = TiMg3 =>
3 Ti7 + 7 Mg9 = 21 TiMg3
C4H10 + O2 = CO2 + H2O =>
2 C4H10 + 13 O2 = 8 CO2 + 10 H2O
Xe + F2 = XeF4 =>
Xe + 2 F2 = XeF4
Al + H2SO4 = H2 + Al2(SO4)3 =>
2 Al + 3 H2SO4 = 3 H2 + Al2(SO4)3
NCl3(aq) + H2O(l) = NH3(aq) + HOCl(aq) =>
NCl3(aq) + 3 H2O(l) = NH3(aq) + 3 HOCl(aq)
H3PO4 + NH4OH = HOH + (NH4)3PO4 =>
H3PO4 + 3 NH4OH = 3 HOH + (NH4)3PO4
Mg3N2(s) + HCl(aq) = MgCl2(aq) + NH4Cl(aq) =>
Mg3N2(s) + 8 HCl(aq) = 3 MgCl2(aq) + 2 NH4Cl(aq)
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
FeS2 + O2 = Fe2O3 + SO2 =>
4 FeS2 + 11 O2 = 2 Fe2O3 + 8 SO2
AgNO3(aq) + K2SO4(aq) = Ag2SO4(s) + KNO3(aq) =>
2 AgNO3(aq) + K2SO4(aq) = Ag2SO4(s) + 2 KNO3(aq)
Al(OH)3(s) + H2SO4(aq) = Al2(SO4)3(aq) + H2O(l) =>
2 Al(OH)3(s) + 3 H2SO4(aq) = Al2(SO4)3(aq) + 6 H2O(l)
CH3NH2(g) + O2(g) = CO2(g) + H2O(g) + N2(g) =>
4 CH3NH2(g) + 9 O2(g) = 4 CO2(g) + 10 H2O(g) + 2 N2(g)
Ca(OH)2 + (NH4)2SO4 = CaSO4 + NH3 + H2O =>
Ca(OH)2 + (NH4)2SO4 = CaSO4 + 2 NH3 + 2 H2O
Na23 + H5 = NaH17 =>
5 Na23 + 391 H5 = 115 NaH17
Hg2CO3 = Hg + HgO + CO2 =>
Hg2CO3 = Hg + HgO + CO2
O2 + N6 = ON2 =>
3 O2 + 2 N6 = 6 ON2
H3C6H5O7 + NaHCO3 = NaC6H5O7 + H2O + CO2 =>
8 H3C6H5O7 + 9 NaHCO3 = 9 NaC6H5O7 + 14 H2O + 3 CO2
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
Al + H2SO4 = Al(SO4)3 + H2 =>
Al + 3 H2SO4 = Al(SO4)3 + 3 H2
H3C6H5O7 + NaHCO3 = NaC6H5O7 + H2O + CO2 =>
8 H3C6H5O7 + 9 NaHCO3 = 9 NaC6H5O7 + 14 H2O + 3 CO2
Al + H2SO4 = Al2(SO4)3 + H2 =>
2 Al + 3 H2SO4 = Al2(SO4)3 + 3 H2
NH4 + Ag2O = (NH4)2O + Ag =>
2 NH4 + Ag2O = (NH4)2O + 2 Ag
HC3H3O3 + NaHCO3 = CO2 + H2O + NaC3H3O3 =>
HC3H3O3 + NaHCO3 = CO2 + H2O + NaC3H3O3
CuSO4 + H2O = Cu + H2SO4 + O2 =>
2 CuSO4 + 2 H2O = 2 Cu + 2 H2SO4 + O2
Al + CuCl2 = AlCl3 + Cu =>
2 Al + 3 CuCl2 = 2 AlCl3 + 3 Cu
H4 + N12 = HN36 =>
H4 + 12 N12 = 4 HN36
Cu2S + O2 = Cu2O + SO2 =>
2 Cu2S + 3 O2 = 2 Cu2O + 2 SO2
Na + F2 = NaF =>
2 Na + F2 = 2 NaF
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur12/09/09
Équations équilibrées sur01/08/09
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