| Équations équilibrées la veille | Équations équilibrées le lendemain |
6 HNO3 + Al = Al(NO3)3 + 3 NO2 + 3 H2O
SeCl6 + O2 = SeO2 + Cl2 =>
SeCl6 + O2 = SeO2 + 3 Cl2
FeO3 + CO = Fe + CO2 =>
FeO3 + 3 CO = Fe + 3 CO2
Al(NO3)3 = Al2O3 + NO2 + O2 =>
4 Al(NO3)3 = 2 Al2O3 + 12 NO2 + 3 O2
C2H2 + H2 = C2H6 =>
C2H2 + 2 H2 = C2H6
PCl3 + H2O = H3PO3 + HCl =>
PCl3 + 3 H2O = H3PO3 + 3 HCl
KMnO4 + Na2SO3 + H2SO4 = MnSO4 + Na2SO4 + K2SO4 + H2O =>
2 KMnO4 + 5 Na2SO3 + 3 H2SO4 = 2 MnSO4 + 5 Na2SO4 + K2SO4 + 3 H2O
Cr2O7{-2} + H{+} + {-}e = Cr{+3} + H2O =>
Cr2O7{-2} + 14 H{+} + 6{-}e = 2 Cr{+3} + 7 H2O
N2H4 + H2O2 = N2 + H2O =>
N2H4 + 2 H2O2 = N2 + 4 H2O
KMnO4 + Na2SO3 + KOH = K2MnO4 + Na2SO4 + H2O =>
2 KMnO4 + Na2SO3 + 2 KOH = 2 K2MnO4 + Na2SO4 + H2O
Cr2O7{-2} + H{+} + {-}e = Cr{+3} + H2O =>
Cr2O7{-2} + 14 H{+} + 6{-}e = 2 Cr{+3} + 7 H2O
Li + H2 = LiH =>
2 Li + H2 = 2 LiH
CuCl2 + NaOH + C6H12O6 = Cu + C6H11O7Na + NaCl + H2O =>
CuCl2 + 3 NaOH + C6H12O6 = Cu + C6H11O7Na + 2 NaCl + 2 H2O
CO + O2 = CO2 =>
2 CO + O2 = 2 CO2
Cl2 + Fe(NO3)2 = FeCl2 + N + O =>
Cl2 + Fe(NO3)2 = FeCl2 + 2 N + 6 O
Na2S + BaSO4 = BaS + Na2SO4 =>
Na2S + BaSO4 = BaS + Na2SO4
Cu + O2 = CuO2 =>
Cu + O2 = CuO2
K2O + H2O = KOH =>
K2O + H2O = 2 KOH
KOH + Cl2 = KCl + KClO3 + H2O =>
6 KOH + 3 Cl2 = 5 KCl + KClO3 + 3 H2O
KClO3 = KCl + KClO4 =>
4 KClO3 = KCl + 3 KClO4
H2O = H2O =>
H2O = H2O
NO2 + H2O = HNO3 + NO =>
3 NO2 + H2O = 2 HNO3 + NO
C2H5OH + KMnO4 + H2SO4 = CH3COOH + MnSO4 + K2SO4 + H2O =>
5 C2H5OH + 4 KMnO4 + 6 H2SO4 = 5 CH3COOH + 4 MnSO4 + 2 K2SO4 + 11 H2O
NaNO2 + NH4Cl = NaCl + N2 + H2O =>
NaNO2 + NH4Cl = NaCl + N2 + 2 H2O
H3PO4 + NH4OH = H2O + (NH4)3PO4 =>
H3PO4 + 3 NH4OH = 3 H2O + (NH4)3PO4
K + Cl = KCl =>
K + Cl = KCl
NO2 + NaOH = NaNO3 + NaNO2 + H2O =>
2 NO2 + 2 NaOH = NaNO3 + NaNO2 + H2O
Zn + HCl = ZnHCl =>
Zn + HCl = ZnHCl
H2 + C2H4 = C2H6 =>
H2 + C2H4 = C2H6
Cu + H2SO4 = CuSO4 + H2O + SO2 =>
Cu + 2 H2SO4 = CuSO4 + 2 H2O + SO2
NH3 + CuO = N2 + Cu + H2O =>
2 NH3 + 3 CuO = N2 + 3 Cu + 3 H2O
Fe + CuSO4 = Cu + FeSO4 =>
Fe + CuSO4 = Cu + FeSO4
Al + H2SO4 = Al2(SO4)3 + H2 =>
2 Al + 3 H2SO4 = Al2(SO4)3 + 3 H2
Hg + Cl = Hg2Cl2 =>
2 Hg + 2 Cl = Hg2Cl2
Li + O2 = Li2O =>
4 Li + O2 = 2 Li2O
CaO + H2O = Ca(OH)2 =>
CaO + H2O = Ca(OH)2
PH3 + HBrO3 = H3PO4 + Br2 + H2O =>
5 PH3 + 8 HBrO3 = 5 H3PO4 + 4 Br2 + 4 H2O
PbS + H2O2 = PbSO4 + H20 =>
5 PbS + 10 H2O2 = 5 PbSO4 + H20
PbS + H2O2 = PbSO4 + H2O =>
PbS + 4 H2O2 = PbSO4 + 4 H2O
K + O2 = K2O2 =>
2 K + O2 = K2O2
K2Cr2O7 + NaNO2 + H2SO4 = NaNO3 + Cr2(SO4)3 + K2SO4 + H2O =>
K2Cr2O7 + 3 NaNO2 + 4 H2SO4 = 3 NaNO3 + Cr2(SO4)3 + K2SO4 + 4 H2O
KReO4 + KI + HCl = K3[ReCl6] + KCl + I2 + H2O =>
KReO4 + 4 KI + 8 HCl = K3[ReCl6] + 2 KCl + 2 I2 + 4 H2O
Cu + HNO3 = Cu(NO3)2 + NO + H2O =>
3 Cu + 8 HNO3 = 3 Cu(NO3)2 + 2 NO + 4 H2O
Li + H2 = LiH =>
2 Li + H2 = 2 LiH
Ca(OH)2 + HCl = CaH + Cl(OH)2 =>
Ca(OH)2 + HCl = CaH + Cl(OH)2
Cr2O7{-2} + H{+} + {-}e = Cr{+3} + H2O =>
Cr2O7{-2} + 14 H{+} + 6{-}e = 2 Cr{+3} + 7 H2O
K + HCl = KCl + H2 =>
2 K + 2 HCl = 2 KCl + H2
Ba(NO3)2 + K2CO3 = BaCO3 + KNO3 =>
Ba(NO3)2 + K2CO3 = BaCO3 + 2 KNO3
KMnO4 + MnO2 + KOH = K2MnO4 + H2O =>
2 KMnO4 + MnO2 + 4 KOH = 3 K2MnO4 + 2 H2O
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur11/15/13
Équations équilibrées sur12/15/12
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