| Équations équilibrées la veille |
2 Al + 3 FeCl2 = 2 AlCl3 + 3 Fe
C6N6FeK4 + PbO2 + HCl = KCl + FeCl3 + PbCl2 + CO2 + HNO2 + H2O =>
2 C6N6FeK4 + 49 PbO2 + 112 HCl = 8 KCl + 2 FeCl3 + 49 PbCl2 + 12 CO2 + 12 HNO2 + 50 H2O
Zn + H3PO4 = Zn3(PO4)2 + H2 =>
3 Zn + 2 H3PO4 = Zn3(PO4)2 + 3 H2
HC8H4O4 + Ca(OH)2 = Ca + C4H4O4 + H2O =>
2 HC8H4O4 + 5 Ca(OH)2 = 5 Ca + 4 C4H4O4 + 2 H2O
(NH4)2S + Na2SO3 + H2O = S + NaOH + NH4OH =>
2(NH4)2S + Na2SO3 + 3 H2O = 3 S + 2 NaOH + 4 NH4OH
Fe(OH)2 + HCl = FeOHCl + H2O =>
Fe(OH)2 + HCl = FeOHCl + H2O
C8H16 + H2O = C8H18O =>
C8H16 + H2O = C8H18O
NiS + O = NiO + SO =>
NiS + 2 O = NiO + SO
CoBr2 + Al = AlBr3 + Co =>
3 CoBr2 + 2 Al = 2 AlBr3 + 3 Co
K + H2 + C + O2 = KHCO3 =>
2 K + H2 + 2 C + 3 O2 = 2 KHCO3
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
AlO + NaOH = NaAlO + HO =>
AlO + NaOH = NaAlO + HO
C2O2H4 + NaOH = C2O2H3Na + H2O =>
C2O2H4 + NaOH = C2O2H3Na + H2O
H2O + Cr(SCN)6{4-} + Ce{4+} = Cr{3+} + Ce{3+} + NO3{-} + CO2 + SO4{2-} + H{+} =>
54 H2O + Cr(SCN)6{4-} + 97 Ce{4+} = Cr{3+} + 97 Ce{3+} + 6 NO3{-} + 6 CO2 + 6 SO4{2-} + 108 H{+}
NH4Cl + PtCl2 = N2 + HCl + Pt =>
2 NH4Cl + 3 PtCl2 = N2 + 8 HCl + 3 Pt
NiO + Al = Al3O3 + Ni =>
3 NiO + 3 Al = Al3O3 + 3 Ni
CuSO4 + KCl = CuCl + KSO4 =>
CuSO4 + KCl = CuCl + KSO4
HClO4 = H + Cl + O =>
HClO4 = H + Cl + 4 O
Mg + H4SnO4 = Mg4(SnO4)2 + H2 =>
4 Mg + 2 H4SnO4 = Mg4(SnO4)2 + 4 H2
Fe(SO4) + LiOH = Fe(OH) + Li(SO4) =>
Fe(SO4) + LiOH = Fe(OH) + Li(SO4)
S + Al = AlS =>
S + Al = AlS
BaCl + NaSO{4} = BaSO{4} + NaCl =>
BaCl + NaSO{4} = BaSO{4} + NaCl
Fe2O3 + CO = Fe + CO2 =>
Fe2O3 + 3 CO = 2 Fe + 3 CO2
Cl2 + CuO = CuCl2 + O2 =>
2 Cl2 + 2 CuO = 2 CuCl2 + O2
N2 + O2 = (N2O3) =>
2 N2 + 3 O2 = 2(N2O3)
Cu2S + HNO3 = CuNO3 + CuS + NO2 + H2O =>
Cu2S + 2 HNO3 = CuNO3 + CuS + NO2 + H2O
CH3CH(OH)CH3 + CH3COOH = CH3COOCH3CH2CH3 + H2O =>
14 CH3CH(OH)CH3 + 9 CH3COOH = 12 CH3COOCH3CH2CH3 + 8 H2O
CH3CHCH2 + KMnO4 = CH3COOK + MnO2 + KOH + H2O =>
2 CH3CHCH2 + 4 KMnO4 = 3 CH3COOK + 4 MnO2 + KOH + H2O
Na2S2O7 + Br2 = NaBr + NaSO4 + SO3 =>
2 Na2S2O7 + Br2 = 2 NaBr + 2 NaSO4 + 2 SO3
C11H23COONa + CaCl2 = (C11H23COO)2Ca + NaCl =>
2 C11H23COONa + CaCl2 = (C11H23COO)2Ca + 2 NaCl
FeCO3 + HClO3 = Fe(ClO3)2 + H2CO3 =>
FeCO3 + 2 HClO3 = Fe(ClO3)2 + H2CO3
Fe + AgNO3 = Fe(NO3)2 + Ag =>
Fe + 2 AgNO3 = Fe(NO3)2 + 2 Ag
Zn(s) + H2O(l) + O2(g) = Zn(OH)2(s) =>
2 Zn(s) + 2 H2O(l) + O2(g) = 2 Zn(OH)2(s)
CH3CHCH2 + KMnO4 = CH3COOK + MnO2 + KOH + H2O =>
2 CH3CHCH2 + 4 KMnO4 = 3 CH3COOK + 4 MnO2 + KOH + H2O
NiO + Al = Al3O3 + Ni =>
3 NiO + 3 Al = Al3O3 + 3 Ni
SO2 + O2 + H2O = H2SO4 =>
2 SO2 + O2 + 2 H2O = 2 H2SO4
Ca + CUCl2 = CaCl2 + CU =>
Ca + CUCl2 = CaCl2 + CU
Mg(OH)2 + H2SO3(l) = MgSO3 + H2O =>
Mg(OH)2 + H2SO3(l) = MgSO3 + 2 H2O
H2 + N3F = N2 + HF =>
H2 + 2 N3F = 3 N2 + 2 HF
NH4HF2 + H3PO4 = (NH4)3PO4 + HF =>
3 NH4HF2 + H3PO4 = (NH4)3PO4 + 6 HF
I + Na2S + NaOH = Na2SO4 + NaI + H2O =>
8 I + Na2S + 8 NaOH = Na2SO4 + 8 NaI + 4 H2O
NiO + Al = Al3O3 + Ni =>
3 NiO + 3 Al = Al3O3 + 3 Ni
MgO + H2C2O4 = MgC2O4 + H2O =>
MgO + H2C2O4 = MgC2O4 + H2O
(NH4)2Ni(SO4)2 + NaOH = Na2SO4 + NH3 + Ni(OH)2 + H2O =>
(NH4)2Ni(SO4)2 + 4 NaOH = 2 Na2SO4 + 2 NH3 + Ni(OH)2 + 2 H2O
FeSO4 + H2SO4 + Na2CrO4 = Fe2(SO4)3 + H2O + Na2SO4 + Cr2(SO4)3 =>
6 FeSO4 + 8 H2SO4 + 2 Na2CrO4 = 3 Fe2(SO4)3 + 8 H2O + 2 Na2SO4 + Cr2(SO4)3
CH3COOH + Mg = MgCH3COOH =>
CH3COOH + Mg = MgCH3COOH
Cu + Ca(No3)2 = Ca + Cu(No3)2 =>
Cu + Ca(No3)2 = Ca + Cu(No3)2
MnO4{-} + H{+} + H2O2 = Mn{2+} + H2O + O2 =>
2 MnO4{-} + 6 H{+} + 5 H2O2 = 2 Mn{2+} + 8 H2O + 5 O2
RdNO3 + BeF2 = Be(NO3)2 + RdF =>
2 RdNO3 + BeF2 = Be(NO3)2 + 2 RdF
C12H17O8 + H2O = C3H6O2 + CO2 =>
2 C12H17O8 + 4 H2O = 7 C3H6O2 + 3 CO2
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