| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 NO + O2 = 2 NO2
S + HNO3 = H2SO4 + NO2 + H2O =>
S + 6 HNO3 = H2SO4 + 6 NO2 + 2 H2O
N2H4 + Cu{2+} = N2 + Cu{+} + H{+} =>
N2H4 + 4 Cu{2+} = N2 + 4 Cu{+} + 4 H{+}
S + HNO3 = H2SO4 + NO2 + H2O =>
S + 6 HNO3 = H2SO4 + 6 NO2 + 2 H2O
Zn + HCl = ZnCl2 + H2 =>
Zn + 2 HCl = ZnCl2 + H2
C8H18O + O2 = CO + H2O =>
C8H18O + 8 O2 = 8 CO + 9 H2O
H2 + Cl2 = HCl =>
H2 + Cl2 = 2 HCl
PbO + PdO = PbPdO2 =>
PbO + PdO = PbPdO2
BrO{-} + IO{-} = Br{-} + IO3{-} =>
2 BrO{-} + IO{-} = 2 Br{-} + IO3{-}
Cr2O7{2-} + H2S + H{+} = Cr{3+} + S + H2O =>
Cr2O7{2-} + 3 H2S + 8 H{+} = 2 Cr{3+} + 3 S + 7 H2O
Ca(s) + S8(s) = CaS(s) =>
8 Ca(s) + S8(s) = 8 CaS(s)
HCL + NaOH = NaCL + H2O =>
HCL + NaOH = NaCL + H2O
PI3 + H2O = H3PO3 + HI =>
PI3 + 3 H2O = H3PO3 + 3 HI
CuSO4(aq) + ZnCrO4(aq) = ZnSO4(aq) + CuCrO4(s) =>
CuSO4(aq) + ZnCrO4(aq) = ZnSO4(aq) + CuCrO4(s)
HCl + NaOH = NaCl + H2O =>
HCl + NaOH = NaCl + H2O
H2S + Cl2 = HCl + S =>
H2S + Cl2 = 2 HCl + S
Na2O + NO2 = Na2NO3 =>
Na2O + NO2 = Na2NO3
C10H22 + O2 = CO2 + H2O =>
2 C10H22 + 31 O2 = 20 CO2 + 22 H2O
CH4(g) + O2(g) = CO2(g) + H2O(g) =>
CH4(g) + 2 O2(g) = CO2(g) + 2 H2O(g)
C + H2 + O2 = C2O5OH =>
4 C + H2 + 6 O2 = 2 C2O5OH
Mg + HCl = H2 + MgCl2 =>
Mg + 2 HCl = H2 + MgCl2
C + H2 + O2 = C2H5OH =>
4 C + 6 H2 + O2 = 2 C2H5OH
HCl(aq) + NaOH(aq) = NaCl(aq) + H2O(l) =>
HCl(aq) + NaOH(aq) = NaCl(aq) + H2O(l)
Mg + CO2 = MgO + C =>
2 Mg + CO2 = 2 MgO + C
Cl{-} + MnO4{-} + H2O = Cl2 + Mn{2+} + OH{-} =>
10 Cl{-} + 2 MnO4{-} + 8 H2O = 5 Cl2 + 2 Mn{2+} + 16 OH{-}
Ca + N2 = Ca3N2 =>
3 Ca + N2 = Ca3N2
C3H5N3O9 = CO2 + H2O + N2 + O2 =>
4 C3H5N3O9 = 12 CO2 + 10 H2O + 6 N2 + O2
Mg + CO2 = MgO + C =>
2 Mg + CO2 = 2 MgO + C
Ca + N2 = Ca3N2 =>
3 Ca + N2 = Ca3N2
H2S + O2 = SO4 + H2O =>
2 H2S + 5 O2 = 2 SO4 + 2 H2O
Na2CO3 = Na2O + CO2 =>
Na2CO3 = Na2O + CO2
(CH3CO)2O + H2O = CH3COOH =>
(CH3CO)2O + H2O = 2 CH3COOH
Cl2 + KBr = KCl + Br2 =>
Cl2 + 2 KBr = 2 KCl + Br2
S + H2SO4 = SO2 + H20 =>
10 S + 10 H2SO4 = 20 SO2 + H20
Cl2 + KBr = KCl + Br2 =>
Cl2 + 2 KBr = 2 KCl + Br2
S + H2SO4 = SO2 + H2O =>
S + 2 H2SO4 = 3 SO2 + 2 H2O
Na2 + H2 = NaH =>
Na2 + H2 = 2 NaH
S + H2SO4 = SO2 + H2O =>
S + 2 H2SO4 = 3 SO2 + 2 H2O
AgNO3 = Ag + NO2 + O2 =>
2 AgNO3 = 2 Ag + 2 NO2 + O2
S + H2SO4 = SO2 + H2O =>
S + 2 H2SO4 = 3 SO2 + 2 H2O
CH4 + O2 = CO2 + H20 =>
5 CH4 + 5 O2 = 5 CO2 + H20
HNO3 + Ca(OH)2 = Ca(NO3)2 + H2O =>
2 HNO3 + Ca(OH)2 = Ca(NO3)2 + 2 H2O
BaCl2 + Al2(SO4)3 = AlCl3 + BaSO4 =>
3 BaCl2 + Al2(SO4)3 = 2 AlCl3 + 3 BaSO4
MgBr2 + HCl = MgCl2 + HBr =>
MgBr2 + 2 HCl = MgCl2 + 2 HBr
H2SO4 + KOH = K2SO4 + H2O =>
H2SO4 + 2 KOH = K2SO4 + 2 H2O
Fe + O2 = Fe2O3 =>
4 Fe + 3 O2 = 2 Fe2O3
Cu + HNO3 = CuNO3 + NO + H2O =>
3 Cu + 4 HNO3 = 3 CuNO3 + NO + 2 H2O
C25H52 + O2 = CO2 + H2O =>
C25H52 + 38 O2 = 25 CO2 + 26 H2O
CaO + H2O = Ca(OH)2 =>
CaO + H2O = Ca(OH)2
AgNO3 + NaCl = AgCl + NaNO3 =>
AgNO3 + NaCl = AgCl + NaNO3
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur03/23/18
Équations équilibrées sur04/22/17
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