| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 PbO + C = 2 Pb + CO2
PCl5 + H2O = H3PO4 + HCl =>
PCl5 + 4 H2O = H3PO4 + 5 HCl
CuO + HCl = CuCl2 + H2O =>
CuO + 2 HCl = CuCl2 + H2O
(NH4)3PO4 + Pb(NO3)4 = Pb3(PO4)4 + NH4NO3 =>
4(NH4)3PO4 + 3 Pb(NO3)4 = Pb3(PO4)4 + 12 NH4NO3
MnCl2 + KClO + KOH = KMnO4 + KCl + H2O =>
2 MnCl2 + 5 KClO + 6 KOH = 2 KMnO4 + 9 KCl + 3 H2O
Al + HSO = AlSO + H =>
Al + HSO = AlSO + H
C2H6 + O2 = CO2 + H20 =>
10 C2H6 + 20 O2 = 20 CO2 + 3 H20
Ca(OH)2 + CO2 = CaCO3 + H2O =>
Ca(OH)2 + CO2 = CaCO3 + H2O
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
Mg(NO3)2 + K3PO4 = Mg3(PO4)2 + KNO3 =>
3 Mg(NO3)2 + 2 K3PO4 = Mg3(PO4)2 + 6 KNO3
H2S + K2Cr2O7 + H2SO4 = SCr2(SO4)3 + K2SO4 + H2O =>
3 H2S + 2 K2Cr2O7 + 7 H2SO4 = 2 SCr2(SO4)3 + 2 K2SO4 + 10 H2O
Cl2 + Br2 + H2O = HCl + HBrO3 =>
5 Cl2 + Br2 + 6 H2O = 10 HCl + 2 HBrO3
CuS + O2 = CuO + SO2 =>
2 CuS + 3 O2 = 2 CuO + 2 SO2
Ag + HNO3 = AgNO3 + NO + H2O =>
3 Ag + 4 HNO3 = 3 AgNO3 + NO + 2 H2O
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
K2Cr2O7 + H2SO4 + KI = Cr2(SO4)3 + I2 + K2SO4 + H2O =>
K2Cr2O7 + 7 H2SO4 + 6 KI = Cr2(SO4)3 + 3 I2 + 4 K2SO4 + 7 H2O
Fe + C12 = FeC13 =>
12 Fe + 13 C12 = 12 FeC13
KMnO4 + FeSO4*7H2O + H2SO4 = K2SO4 + MnSO4 + Fe2(SO4)3 + H2O =>
2 KMnO4 + 10 FeSO4*7H2O + 8 H2SO4 = K2SO4 + 2 MnSO4 + 5 Fe2(SO4)3 + 78 H2O
H2O + As2O3 + Cl2 = H3AsO4 + HCl =>
5 H2O + As2O3 + 2 Cl2 = 2 H3AsO4 + 4 HCl
Na + MgCl2 = NaCl + Mg =>
2 Na + MgCl2 = 2 NaCl + Mg
C9H12 + KMNO4 + H2SO4 = C7H6O2 + K2SO4 + MNSO4 + H2O =>
35 C9H12 + 66 KMNO4 + 99 H2SO4 = 45 C7H6O2 + 33 K2SO4 + 66 MNSO4 + 174 H2O
C + PbO = CO + Pb =>
C + PbO = CO + Pb
CH3CH2CH2CH3 + Cl2 = CH3CH2CH2CH2Cl + HCl =>
CH3CH2CH2CH3 + Cl2 = CH3CH2CH2CH2Cl + HCl
C + PbO = CO + Pb =>
C + PbO = CO + Pb
I2 + OH{-} = I{-} + IO3{-} + H2O =>
3 I2 + 6 OH{-} = 5 I{-} + IO3{-} + 3 H2O
NH3 + O2 = NO2 + H2O =>
4 NH3 + 7 O2 = 4 NO2 + 6 H2O
AlBr3 + Cl = AlCl3 + Br =>
AlBr3 + 3 Cl = AlCl3 + 3 Br
Al + H2SO4 = H2O + Al2SO3 =>
2 Al + H2SO4 = H2O + Al2SO3
KCl = K + Cl2 =>
2 KCl = 2 K + Cl2
PHMgBr + H2O = PHH + MgBr + OH =>
PHMgBr + H2O = PHH + MgBr + OH
Ca + HNO3 = Ca(NO3)2 + N2O + H2O =>
4 Ca + 10 HNO3 = 4 Ca(NO3)2 + N2O + 5 H2O
Al(NO3)3 + Na2S = Al2S3 + Na(NO3) =>
2 Al(NO3)3 + 3 Na2S = Al2S3 + 6 Na(NO3)
Na + MgO = Na2O + Mg =>
2 Na + MgO = Na2O + Mg
CuCl2 = Cu + Cl2 =>
CuCl2 = Cu + Cl2
Na2(SO4) + Ca(NO3)2 = Na(NO3) + Ca(SO4) =>
Na2(SO4) + Ca(NO3)2 = 2 Na(NO3) + Ca(SO4)
Al2O3 = Al + O2 =>
2 Al2O3 = 4 Al + 3 O2
Na2(SO4) + Ca(NO3)2 = Na(NO3) + Ca(SO4) =>
Na2(SO4) + Ca(NO3)2 = 2 Na(NO3) + Ca(SO4)
H2SeO3 + SO2 = H2SO4 + Se + O2 =>
2 H2SeO3 + 2 SO2 = 2 H2SO4 + 2 Se + O2
KMnO4 + H2C2O4 + HCl = MnCl2 + KCl + CO2 + H2O =>
2 KMnO4 + 5 H2C2O4 + 6 HCl = 2 MnCl2 + 2 KCl + 10 CO2 + 8 H2O
Fe + C12 = FeC113 =>
12 Fe + 113 C12 = 12 FeC113
HOCl + CaOH = H2O + CaClO =>
HOCl + CaOH = H2O + CaClO
Pb(NO3)2 + NaI = PbI + Na(NO3)2 =>
Pb(NO3)2 + NaI = PbI + Na(NO3)2
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
FeSO4 + HNO3 + H2SO4 = Fe2(SO4)3 + NO + H2O =>
6 FeSO4 + 2 HNO3 + 3 H2SO4 = 3 Fe2(SO4)3 + 2 NO + 4 H2O
Zn + FeCl3 = ZnCl2 + Fe =>
3 Zn + 2 FeCl3 = 3 ZnCl2 + 2 Fe
Na4P2O7 + H2O = Na2HPO4 =>
Na4P2O7 + H2O = 2 Na2HPO4
HgSe + HNO3 = Hg(NO3)2 + Se + H2 =>
HgSe + 2 HNO3 = Hg(NO3)2 + Se + H2
CaCl2(aq) + AgNO3(aq) = AgCl(s) + Ca(NO3)2(aq) =>
CaCl2(aq) + 2 AgNO3(aq) = 2 AgCl(s) + Ca(NO3)2(aq)
Al(OH)3 + H2SO4 = Al2(SO4)3 + H2O =>
2 Al(OH)3 + 3 H2SO4 = Al2(SO4)3 + 6 H2O
MnO3{2-} + C2O4{2-} + H{+} = Mn{2+} + CO2 + H2O =>
MnO3{2-} + C2O4{2-} + 6 H{+} = Mn{2+} + 2 CO2 + 3 H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur12/13/12
Équations équilibrées sur01/12/12
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