| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 Mg + O2 = 2 MgO
P4 + Cl2 = PCl3 =>
P4 + 6 Cl2 = 4 PCl3
HBr + NaOH = NaBr + H2O =>
HBr + NaOH = NaBr + H2O
CoCl2 + KNO2 + CH3COOH = K3[Co(NO2)6] + NO + KCl + H2O + CH3COOK =>
CoCl2 + 7 KNO2 + 2 CH3COOH = K3[Co(NO2)6] + NO + 2 KCl + H2O + 2 CH3COOK
H2SO4 + NaOH = Na2SO4 + H2O =>
H2SO4 + 2 NaOH = Na2SO4 + 2 H2O
C4H10 + O2 = CO2 + H2O =>
2 C4H10 + 13 O2 = 8 CO2 + 10 H2O
C6H5N3 + H2O + O2 = CO2 + NH3 =>
C6H5N3 + 2 H2O + 5 O2 = 6 CO2 + 3 NH3
Al + CuCl2 = AlCl3 + Cu =>
2 Al + 3 CuCl2 = 2 AlCl3 + 3 Cu
HCl + NaOH = NaCl + H2O =>
HCl + NaOH = NaCl + H2O
NH3 + H2 = NH5 =>
NH3 + H2 = NH5
KNO3 + H2SO4 = KHSO4 + HNO3 =>
KNO3 + H2SO4 = KHSO4 + HNO3
BaCO3 + H2SO4 = BaSO4 + H2O + CO2 =>
BaCO3 + H2SO4 = BaSO4 + H2O + CO2
C2H5NH2 + O2 = CO2 + H2O + N2 =>
4 C2H5NH2 + 15 O2 = 8 CO2 + 14 H2O + 2 N2
C7H17 + O2 = CO2 + H2O =>
4 C7H17 + 45 O2 = 28 CO2 + 34 H2O
C4H2F5Cl + Al + KClO3 = C + H2O + KCl + AlCl3 + AlF3 =>
3 C4H2F5Cl + 6 Al + KClO3 = 12 C + 3 H2O + KCl + AlCl3 + 5 AlF3
Al + Fe2O3 = Al2O3 + Fe =>
2 Al + Fe2O3 = Al2O3 + 2 Fe
CaCO3 + H3PO4 = Ca3(PO4)2 + H2CO3 =>
3 CaCO3 + 2 H3PO4 = Ca3(PO4)2 + 3 H2CO3
Ag2O = Ag + O2 =>
2 Ag2O = 4 Ag + O2
Cl2 + NaBr = NaCl + Br2 =>
Cl2 + 2 NaBr = 2 NaCl + Br2
HCl + Ca(OH)2 = CaCl2 + H2O =>
2 HCl + Ca(OH)2 = CaCl2 + 2 H2O
(NH4)2Cr2O7 = Cr2O3 + N2 + H2O =>
(NH4)2Cr2O7 = Cr2O3 + N2 + 4 H2O
Ag2S = Ag + S8 =>
8 Ag2S = 16 Ag + S8
KBr + Fe(OH)3 = KOH + FeBr3 =>
3 KBr + Fe(OH)3 = 3 KOH + FeBr3
C6H6 + O2 = CO2 + H2O =>
2 C6H6 + 15 O2 = 12 CO2 + 6 H2O
FeS + O2 = Fe2O3 + SO2 =>
4 FeS + 7 O2 = 2 Fe2O3 + 4 SO2
Ca + H2O = Ca(OH)2 + H2 =>
Ca + 2 H2O = Ca(OH)2 + H2
Al + O2 = Al2O3 =>
4 Al + 3 O2 = 2 Al2O3
CuCO3 + H2SO4 = CuSO4 + H2O + CO2 =>
CuCO3 + H2SO4 = CuSO4 + H2O + CO2
Pb(OH)4 + Cu2O = PbO2 + CuOH =>
Pb(OH)4 + 2 Cu2O = PbO2 + 4 CuOH
H2S + SO2 = S + H2O =>
2 H2S + SO2 = 3 S + 2 H2O
Al(OH)3 + H4SiO4 = Al4(SiO4)3 + H2O =>
4 Al(OH)3 + 3 H4SiO4 = Al4(SiO4)3 + 12 H2O
Mg + HNO3 = Mg(NO3)2 + H2 =>
Mg + 2 HNO3 = Mg(NO3)2 + H2
Mg + O2 = MgO =>
2 Mg + O2 = 2 MgO
K2S + CoCl2 = KCl + CoS =>
K2S + CoCl2 = 2 KCl + CoS
K2S + CuCl2 = CuS + KCl =>
K2S + CuCl2 = CuS + 2 KCl
HC2H3O2 + Ba(OH)2 = H2O + Ba(C2H3O2)2 =>
2 HC2H3O2 + Ba(OH)2 = 2 H2O + Ba(C2H3O2)2
P4 + Cl2 = PCl3 =>
P4 + 6 Cl2 = 4 PCl3
Mg3N2 + H2O = Mg(OH)2 + NH3 =>
Mg3N2 + 6 H2O = 3 Mg(OH)2 + 2 NH3
C6H4O2 + O2 = CO2 + H2O =>
C6H4O2 + 6 O2 = 6 CO2 + 2 H2O
NH4NO3 = N2O + H2O =>
NH4NO3 = N2O + 2 H2O
H2CO + Ag{+} + OH{-} = HCOO{-} + Ag + H2O =>
H2CO + 2 Ag{+} + 3 OH{-} = HCOO{-} + 2 Ag + 2 H2O
Mg + O2 = MgO =>
2 Mg + O2 = 2 MgO
BaCl2 + H2SO4 = BaSO4 + HCl =>
BaCl2 + H2SO4 = BaSO4 + 2 HCl
C4H2F5Cl + Mg + KClO3 = C + H2O + KCl + MgCl2 + MgF2 =>
6 C4H2F5Cl + 18 Mg + 2 KClO3 = 24 C + 6 H2O + 2 KCl + 3 MgCl2 + 15 MgF2
Mg + N2 = Mg3N2 =>
3 Mg + N2 = Mg3N2
MnO2 + HBr = Br2 + MnBr2 + H2O =>
MnO2 + 4 HBr = Br2 + MnBr2 + 2 H2O
PtCl4 = Pt + Cl2 =>
PtCl4 = Pt + 2 Cl2
BaO + As2O5 = Ba3(AsO4)2 =>
3 BaO + As2O5 = Ba3(AsO4)2
C9H12O + O2 = CO2 + H20 =>
10 C9H12O + 85 O2 = 90 CO2 + 6 H20
HNO3 = NO2 + H2O + O2 =>
4 HNO3 = 4 NO2 + 2 H2O + O2
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur07/04/20
Équations équilibrées sur08/03/19
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