| Équations équilibrées la veille | Équations équilibrées le lendemain |
Pb(NO3)2 + 2 HF = 2 H(NO3) + PbF2
H3PO4 + NaOH = Na3PO4 + H2O =>
H3PO4 + 3 NaOH = Na3PO4 + 3 H2O
*2NaCl + HBr = NaBr + HCl =>
*2NaCl + 2 HBr = 2 NaBr + 2 HCl
KMnO4 + CH4 = MnO2 + KOH + CO2 + H2O =>
8 KMnO4 + 3 CH4 = 8 MnO2 + 8 KOH + 3 CO2 + 2 H2O
C6H6 + O2 = CO2 + H2O =>
2 C6H6 + 15 O2 = 12 CO2 + 6 H2O
KCIO3 = KCI + O2 =>
2 KCIO3 = 2 KCI + 3 O2
NH3 + NO2 = N2 + H2O =>
8 NH3 + 6 NO2 = 7 N2 + 12 H2O
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
C + O2 = CO2 =>
C + O2 = CO2
Ba(OH)2 + CO = BaCO3 + C + H2O =>
Ba(OH)2 + 2 CO = BaCO3 + C + H2O
SiO2 + HF = SiF4 + H2O =>
SiO2 + 4 HF = SiF4 + 2 H2O
CuSO4 + NaOH = Cu(OH)2 + Na2SO4 =>
CuSO4 + 2 NaOH = Cu(OH)2 + Na2SO4
C4H10 + O2 = CO2 + H2O =>
2 C4H10 + 13 O2 = 8 CO2 + 10 H2O
H2SO4 + NaCl = Na2SO4 + HCl =>
H2SO4 + 2 NaCl = Na2SO4 + 2 HCl
KCN + HCl = KCl + HCN =>
KCN + HCl = KCl + HCN
K2Cr2O7 + HCl = KCl + CrCl3 + Cl2 + H2O =>
K2Cr2O7 + 14 HCl = 2 KCl + 2 CrCl3 + 3 Cl2 + 7 H2O
K2Cr2O7 + FeSO4 + H2SO4 = K2SO4 + Cr2(SO4)3 + Fe(SO4)3 + H2O =>
2 K2Cr2O7 + 3 FeSO4 + 14 H2SO4 = 2 K2SO4 + 2 Cr2(SO4)3 + 3 Fe(SO4)3 + 14 H2O
C6H12O6 + H2SO4 = CO2 + SO2 + H2O =>
C6H12O6 + 12 H2SO4 = 6 CO2 + 12 SO2 + 18 H2O
KOH + H3Po4 = K3Po4 + H2O =>
3 KOH + H3Po4 = K3Po4 + 3 H2O
HNO3 + HBr = Br2 + NO + H2O =>
2 HNO3 + 6 HBr = 3 Br2 + 2 NO + 4 H2O
Hg + O2 = HgO =>
2 Hg + O2 = 2 HgO
S + H2SO4 = SO2 + H2O =>
S + 2 H2SO4 = 3 SO2 + 2 H2O
Li + N2 = Li3N =>
6 Li + N2 = 2 Li3N
NO3{-} + H{+} + Fe{2+} = NO + Fe{3+} + H2O =>
NO3{-} + 4 H{+} + 3 Fe{2+} = NO + 3 Fe{3+} + 2 H2O
CH3CH2OH + O2 = H2O + CH3COOH =>
CH3CH2OH + O2 = H2O + CH3COOH
Fe + Br2 = FeBr =>
2 Fe + Br2 = 2 FeBr
NH3 + CuO = Cu + N2 + H2O =>
2 NH3 + 3 CuO = 3 Cu + N2 + 3 H2O
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
KMnO4 + HCi = KCi + MnCi2 + H2O + Ci2 =>
2 KMnO4 + 16 HCi = 2 KCi + 2 MnCi2 + 8 H2O + 5 Ci2
Zn(ClO3)2 + Li3PO4 = LiClO3 + Zn3(PO4)2 =>
3 Zn(ClO3)2 + 2 Li3PO4 = 6 LiClO3 + Zn3(PO4)2
Na2Te = Na + Te =>
Na2Te = 2 Na + Te
NaN3(s) = Na(s) + N2(g) =>
2 NaN3(s) = 2 Na(s) + 3 N2(g)
CH3CH2OH + O2 = H2O + CH3COOH =>
CH3CH2OH + O2 = H2O + CH3COOH
C6H12O6 = C2H5OH + CO2 =>
C6H12O6 = 2 C2H5OH + 2 CO2
KO2 + H20 = KOH + O2 =>
20 KO2 + H20 = 20 KOH + 10 O2
Cl2O7 + H2O = HClO4 =>
Cl2O7 + H2O = 2 HClO4
HIO4 + Cu(OH)2 = Cu(IO4)2 + H2O =>
2 HIO4 + Cu(OH)2 = Cu(IO4)2 + 2 H2O
Fe2(SO4)3 + KOH = K2SO4 + Fe(OH)3 =>
Fe2(SO4)3 + 6 KOH = 3 K2SO4 + 2 Fe(OH)3
N2O3 + H2O = HNO2 =>
N2O3 + H2O = 2 HNO2
HCl + KOH = KCl + H2O =>
HCl + KOH = KCl + H2O
H{+} + MnO4{-}(aq) + Br{-}(aq) = Mn{2+}(aq) + Br2(l) + H2O =>
16 H{+} + 2 MnO4{-}(aq) + 10 Br{-}(aq) = 2 Mn{2+}(aq) + 5 Br2(l) + 8 H2O
HCl + KOH = KCl + H2O =>
HCl + KOH = KCl + H2O
NO2 + H2O = HNO3 + NO =>
3 NO2 + H2O = 2 HNO3 + NO
CoCl2 + Fe = FeCl3 + Co =>
3 CoCl2 + 2 Fe = 2 FeCl3 + 3 Co
Mg(No3)2 + Na2So4 = MgSo4 + NaNo3 =>
Mg(No3)2 + Na2So4 = MgSo4 + 2 NaNo3
Al(HCO3)3 = Al2(CO3)3 + CO2 + H2O =>
2 Al(HCO3)3 = Al2(CO3)3 + 3 CO2 + 3 H2O
Fe3 + CH3COONa = Fe3O4 + C2H3Na =>
Fe3 + 2 CH3COONa = Fe3O4 + 2 C2H3Na
I2 + H2O = HI + HIO3 =>
3 I2 + 3 H2O = 5 HI + HIO3
Hg(NO3)2 + NH4SCN = Hg(SCN)2 + NH4NO3 =>
Hg(NO3)2 + 2 NH4SCN = Hg(SCN)2 + 2 NH4NO3
Fe2O3 + C = Fe + CO =>
Fe2O3 + 3 C = 2 Fe + 3 CO
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur03/05/17
Équations équilibrées sur04/04/16
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