| Équations équilibrées la veille | Équations équilibrées le lendemain |
P4 + 20 HNO3 = 4 H3PO4 + 20 NO2 + 4 H2O
Al + CuBr2 = AlBr3 + Cu =>
2 Al + 3 CuBr2 = 2 AlBr3 + 3 Cu
AgNO3 + NaCl = AgCl + NaNO3 =>
AgNO3 + NaCl = AgCl + NaNO3
Ca(OH)2 + H3PO4 = Ca3(PO4)2 + H2O =>
3 Ca(OH)2 + 2 H3PO4 = Ca3(PO4)2 + 6 H2O
K2O + H2O = KOH =>
K2O + H2O = 2 KOH
CH3COOH + NaOH = CH3COONa + H2O =>
CH3COOH + NaOH = CH3COONa + H2O
Cu + HNO3 = Cu(NO3)2 + NO2 + H2O =>
Cu + 4 HNO3 = Cu(NO3)2 + 2 NO2 + 2 H2O
Ca(HCO3)2 = CaCO3 + H2O + CO2 =>
Ca(HCO3)2 = CaCO3 + H2O + CO2
FeCl3 + NaOH = Fe(OH)3 + NaCl =>
FeCl3 + 3 NaOH = Fe(OH)3 + 3 NaCl
Cu + HNO3 = Cu(NO3)2 + NO2 + H2O =>
Cu + 4 HNO3 = Cu(NO3)2 + 2 NO2 + 2 H2O
C + O2 = CO2 =>
C + O2 = CO2
Al + Cl2 = AlCl3 =>
2 Al + 3 Cl2 = 2 AlCl3
H3AsO4 = As2O5 + H2O =>
2 H3AsO4 = As2O5 + 3 H2O
FeCl2 + Cl2 = FeCl3 =>
2 FeCl2 + Cl2 = 2 FeCl3
Ca(OH)2 + CO2 = CaCO3 + H2O =>
Ca(OH)2 + CO2 = CaCO3 + H2O
C3H6 + O2 = CO2 + H2O =>
2 C3H6 + 9 O2 = 6 CO2 + 6 H2O
NH3 + H2O + CuSO4 = Cu(OH)2 + (NH4)2SO4 =>
2 NH3 + 2 H2O + CuSO4 = Cu(OH)2 + (NH4)2SO4
CuCl2 + NaOH = Cu(OH)2 + NaCl =>
CuCl2 + 2 NaOH = Cu(OH)2 + 2 NaCl
Zn + CuSO4 = ZnSO4 + Cu =>
Zn + CuSO4 = ZnSO4 + Cu
CuSO4 + NaOH = Cu(OH)2 + Na2SO4 =>
CuSO4 + 2 NaOH = Cu(OH)2 + Na2SO4
FeCl3 + NaOH = Fe(OH)3 + NaCl =>
FeCl3 + 3 NaOH = Fe(OH)3 + 3 NaCl
B5H9 + O2 = B2O3 + H2O =>
2 B5H9 + 12 O2 = 5 B2O3 + 9 H2O
Al + H2Cr2O7 = Al2(Cr2O7)3 + H2 =>
2 Al + 3 H2Cr2O7 = Al2(Cr2O7)3 + 3 H2
Zn + CuSO4 = ZnSO4 + Cu =>
Zn + CuSO4 = ZnSO4 + Cu
Ca + H3PO4 = Ca3(PO4)2 + H2 =>
3 Ca + 2 H3PO4 = Ca3(PO4)2 + 3 H2
Cr2O7{-2} + H{+} + {-} = Cr{+3} + H2O =>
Cr2O7{-2} + 14 H{+} + 6e = 2 Cr{+3} + 7 H2O
Fe(OH)3 = Fe2O3 + H2O =>
2 Fe(OH)3 = Fe2O3 + 3 H2O
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
K4[Fe(SCN)6] + K2Cr2O7 + H2SO4 = Fe2(SO4)3 + Cr2(SO4)3 + CO2 + H2O + K2SO4 + KNO3 =>
6 K4[Fe(SCN)6] + 97 K2Cr2O7 + 355 H2SO4 = 3 Fe2(SO4)3 + 97 Cr2(SO4)3 + 36 CO2 + 355 H2O + 91 K2SO4 + 36 KNO3
As2S3 + H2SO4 = As2(SO2)3 + H2S =>
2 As2S3 + 3 H2SO4 = 2 As2(SO2)3 + 3 H2S
Cr2O7{-2} + Cl{-} + H{+} = Cr{+3} + ClO3({-}) + H2O =>
Cr2O7{-2} + Cl{-} + 8 H{+} = 2 Cr{+3} + ClO3({-}) + 4 H2O
Al + CuBr2 = AlBr3 + Cu =>
2 Al + 3 CuBr2 = 2 AlBr3 + 3 Cu
CO2 + H2O = C6H12O6 + O2 =>
6 CO2 + 6 H2O = C6H12O6 + 6 O2
Cr2O7{-2} + Cl{-} + H2O = Cr{+3} + ClO3({-}) + OH({-}) =>
Cr2O7{-2} + Cl{-} + 4 H2O = 2 Cr{+3} + ClO3({-}) + 8 OH({-})
NaCl + Ba3(PO4)2 = Na3PO4 + BaCl2 =>
6 NaCl + Ba3(PO4)2 = 2 Na3PO4 + 3 BaCl2
H2SO4 + NaOH = Na2SO4 + H2O =>
H2SO4 + 2 NaOH = Na2SO4 + 2 H2O
Cr2O7{-2} + Cl2 + H2O = Cr{+3} + ClO3({-}) + OH({-}) =>
5 Cr2O7{-2} + 3 Cl2 + 17 H2O = 10 Cr{+3} + 6 ClO3({-}) + 34 OH({-})
Cr2O7{-2} + Cl({-}) + H2O = Cr{+3} + ClO3({-}) + OH({-}) =>
Cr2O7{-2} + Cl({-}) + 4 H2O = 2 Cr{+3} + ClO3({-}) + 8 OH({-})
Cr2O7{-2} + HCl + H2O = Cr{+3} + ClO3({-}) + OH({-}) =>
Cr2O7{-2} + HCl + 3 H2O = 2 Cr{+3} + ClO3({-}) + 7 OH({-})
HI = H2 + I =>
2 HI = H2 + 2 I
AgNO3(aq) + Cu(s) = Cu(NO3)2(aq) + Ag(s) =>
2 AgNO3(aq) + Cu(s) = Cu(NO3)2(aq) + 2 Ag(s)
P4O10 + H2O = H3PO4 =>
P4O10 + 6 H2O = 4 H3PO4
Al + Fe2O3 = Al2O3 + Fe =>
2 Al + Fe2O3 = Al2O3 + 2 Fe
HI = H + I =>
HI = H + I
IO3{-} + I{-} + H{+} = I3{-} + H2O =>
IO3{-} + 8 I{-} + 6 H{+} = 3 I3{-} + 3 H2O
AgNO3 + Cu = Cu(NO3)2 + Ag =>
2 AgNO3 + Cu = Cu(NO3)2 + 2 Ag
Ca(OH)2 + NaOH + ClO2 + C = NaClO2 + CaCO3 + H2O =>
Ca(OH)2 + 4 NaOH + 4 ClO2 + C = 4 NaClO2 + CaCO3 + 3 H2O
CH3COOH + NaOH = NaCH3COO + H2O =>
CH3COOH + NaOH = NaCH3COO + H2O
Cr2O7{-2} + HCl + H2O = Cr{+3} + ClO3({-}) + OH({-}) =>
Cr2O7{-2} + HCl + 3 H2O = 2 Cr{+3} + ClO3({-}) + 7 OH({-})
Cr2O7{-2} + HCl + H2O = CrO{+} + ClO3({-}) + OH({-}) =>
Cr2O7{-2} + HCl + H2O = 2 CrO{+} + ClO3({-}) + 3 OH({-})
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur08/05/23
Équations équilibrées sur09/04/22
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