| Équations équilibrées la veille | Équations équilibrées le lendemain |
Cr2O7{2-} + 6 Fe{2+} + 14 H3O{+} = 2 Cr{3+} + 6 Fe{3+} + 21 H2O
Cu + HNO3 = Cu(NO3)2 + NO + H2O =>
3 Cu + 8 HNO3 = 3 Cu(NO3)2 + 2 NO + 4 H2O
S + O2 = SO2 =>
S + O2 = SO2
Mg + O2 = MgO2 =>
Mg + O2 = MgO2
Al2O3(s) + H2(g) = Al(s) + H2O(g) =>
Al2O3(s) + 3 H2(g) = 2 Al(s) + 3 H2O(g)
FeS2 + HNO3 = Fe(NO3)3 + H2SO4 + NO2 + H2O =>
FeS2 + 18 HNO3 = Fe(NO3)3 + 2 H2SO4 + 15 NO2 + 7 H2O
Mg{2+} + O2{2-} = MgO2 =>
Mg{2+} + O2{2-} = MgO2
Ca3(PO4)2 + H2SO4 = CaSO4 + Ca(H2PO4)2 =>
Ca3(PO4)2 + 2 H2SO4 = 2 CaSO4 + Ca(H2PO4)2
Li{+} + O2{2-} = Li2O2 =>
2 Li{+} + O2{2-} = Li2O2
Al + NaOH + H2O = NaAl(OH)4 + H2 =>
2 Al + 2 NaOH + 6 H2O = 2 NaAl(OH)4 + 3 H2
Na{+} + O2{2-} = Na2O2 =>
2 Na{+} + O2{2-} = Na2O2
HI + K2Cr2O7 + H2SO4 = I2 + K2SO4 + Cr2(SO4)3 + H2O =>
6 HI + K2Cr2O7 + 4 H2SO4 = 3 I2 + K2SO4 + Cr2(SO4)3 + 7 H2O
C + S8 = CS2 =>
4 C + S8 = 4 CS2
C7H14 + O2 = CO2 + H2O =>
2 C7H14 + 21 O2 = 14 CO2 + 14 H2O
C + SO2 = CS2 + CO =>
5 C + 2 SO2 = CS2 + 4 CO
NH3 + Cl2 = NCl3 + HCl =>
NH3 + 3 Cl2 = NCl3 + 3 HCl
Cl{-} + MnO4{-} + H2O = Cl2 + MnO2 + OH{-} =>
6 Cl{-} + 2 MnO4{-} + 4 H2O = 3 Cl2 + 2 MnO2 + 8 OH{-}
BaCl2 + C4H6O6 = BaC4H4O6 + HCl =>
BaCl2 + C4H6O6 = BaC4H4O6 + 2 HCl
H2O + Cu{2+} = O2 + Cu{+} + H{+} =>
2 H2O + 4 Cu{2+} = O2 + 4 Cu{+} + 4 H{+}
Fe2O3 + KClO3 + NaOH = Na2(FeO4) + KCl + H2O =>
Fe2O3 + KClO3 + 4 NaOH = 2 Na2(FeO4) + KCl + 2 H2O
P2O3 + H2Cr2O7 + H2O = H3PO4 + CrPO4 =>
3 P2O3 + 2 H2Cr2O7 + H2O = 2 H3PO4 + 4 CrPO4
NaHCO3 = Na2CO3 + CO2 + H2O =>
2 NaHCO3 = Na2CO3 + CO2 + H2O
C5H11 + O2 = CO2 + H20 =>
20 C5H11 + 100 O2 = 100 CO2 + 11 H20
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
KMnO4 + FeSO4 + H2SO4 = Fe2(SO4)3 + K2SO4 + MnSO4 + H2O =>
2 KMnO4 + 10 FeSO4 + 8 H2SO4 = 5 Fe2(SO4)3 + K2SO4 + 2 MnSO4 + 8 H2O
Sr + H2SO4 = Sr(HSO4)2 + H2S + H2O =>
4 Sr + 9 H2SO4 = 4 Sr(HSO4)2 + H2S + 4 H2O
N2 + O2 = N2O5 =>
2 N2 + 5 O2 = 2 N2O5
CuO + C = Cu + CO2 =>
2 CuO + C = 2 Cu + CO2
CO + NO = N2 + CO2 =>
2 CO + 2 NO = N2 + 2 CO2
Cl2 + KBr = KCl + Br2 =>
Cl2 + 2 KBr = 2 KCl + Br2
Br2 + KI = KBr + I2 =>
Br2 + 2 KI = 2 KBr + I2
C6H6 + H2SO4 = C6H5SO3H + H2O =>
C6H6 + H2SO4 = C6H5SO3H + H2O
Cu(OH)2 + NH3 = [Cu(NH3)4] + (OH) =>
Cu(OH)2 + 4 NH3 = [Cu(NH3)4] + 2(OH)
Br2 + KI = KBr + I2 =>
Br2 + 2 KI = 2 KBr + I2
As2S3 + HNO3 + H2O = H3AsO4 + H2SO4 + NO =>
3 As2S3 + 28 HNO3 + 4 H2O = 6 H3AsO4 + 9 H2SO4 + 28 NO
B + NaOH + H2O = NaBO2 + H2 =>
2 B + 2 NaOH + 2 H2O = 2 NaBO2 + 3 H2
Ca + O = CaO =>
Ca + O = CaO
C8H18 + O2 = CO2 + H2O =>
2 C8H18 + 25 O2 = 16 CO2 + 18 H2O
Mg2 + HCl = MgCl + H2 =>
Mg2 + 2 HCl = 2 MgCl + H2
AgNO3 + NaBr = AgBr + NaNO3 =>
AgNO3 + NaBr = AgBr + NaNO3
C2H6O + KMnO4 = C2H4O2 + H2O + KOH + MnO2 =>
3 C2H6O + 4 KMnO4 = 3 C2H4O2 + H2O + 4 KOH + 4 MnO2
FeO + HCl = FeCl2 + H2O =>
FeO + 2 HCl = FeCl2 + H2O
CuSO4 + NaOH = CuOH + NaSO4 =>
CuSO4 + NaOH = CuOH + NaSO4
CH3CH2OH + O2 = CO2 + H2O =>
CH3CH2OH + 3 O2 = 2 CO2 + 3 H2O
CuSO4 + NaOH = Cu(OH)2 + Na2SO4 =>
CuSO4 + 2 NaOH = Cu(OH)2 + Na2SO4
C5H11OH + O2 = CO2 + H2O =>
2 C5H11OH + 15 O2 = 10 CO2 + 12 H2O
KMnO4 + HCl = KCl + MnCl2 + Cl2 + H2O =>
2 KMnO4 + 16 HCl = 2 KCl + 2 MnCl2 + 5 Cl2 + 8 H2O
Sr + HNO3 = Sr(NO3)2 + N2O + H2O =>
4 Sr + 10 HNO3 = 4 Sr(NO3)2 + N2O + 5 H2O
HOCH2CH2OH + O2 = CO2 + H2O =>
2 HOCH2CH2OH + 5 O2 = 4 CO2 + 6 H2O
MnO2 + HCl = MnCl2 + Cl2 + H2O =>
MnO2 + 4 HCl = MnCl2 + Cl2 + 2 H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur04/15/11
Équations équilibrées sur05/15/10
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