| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 HClO4 + Ba(OH)2 = BaCl2 + 2 H2O + 4 O2
N + O = N2O4 =>
2 N + 4 O = N2O4
Al2O3 + H2SO4 = Al2(SO4)3 + H2O =>
Al2O3 + 3 H2SO4 = Al2(SO4)3 + 3 H2O
HW6O21 = W12O41 + H2O =>
2 HW6O21 = W12O41 + H2O
Na + O2 = Na2O =>
4 Na + O2 = 2 Na2O
Na2SO4 + CaCl2 = CaSO4 + NaCl =>
Na2SO4 + CaCl2 = CaSO4 + 2 NaCl
H1 + O2 = H2O =>
4 H1 + O2 = 2 H2O
CuFeS2 + O2 = CuS + SO2 + FeO =>
2 CuFeS2 + 3 O2 = 2 CuS + 2 SO2 + 2 FeO
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
Br + KI = KBr + I =>
Br + KI = KBr + I
K2Cr2O7 + H2SO4 + CH3CH2OH = Cr2(SO4)3 + H2O + CH3CHO + K2SO4 =>
K2Cr2O7 + 4 H2SO4 + 3 CH3CH2OH = Cr2(SO4)3 + 7 H2O + 3 CH3CHO + K2SO4
H2NN(CH3)2 + N2O4 = N2 + CO2 + H2O =>
H2NN(CH3)2 + 2 N2O4 = 3 N2 + 2 CO2 + 4 H2O
Na + I2 = NaI =>
2 Na + I2 = 2 NaI
C6H12O6 + O2 = H2O + CO2 =>
C6H12O6 + 6 O2 = 6 H2O + 6 CO2
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
K3[Fe(C2O4)3]3H2O + KMnO4 + H2SO4 = Fe2(SO4)3 + MnSO4 + K2SO4 + CO2 + H2O =>
10 K3[Fe(C2O4)3]3H2O + 24 KMnO4 + 96 H2SO4 = 15 Fe2(SO4)3 + 24 MnSO4 + 27 K2SO4 + 180 CO2 + 106 H2O
Fe2O3 + CO = Fe + CO2 =>
Fe2O3 + 3 CO = 2 Fe + 3 CO2
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
NF3 = N + F =>
NF3 = N + 3 F
BaCO3 + HCl = BaCl2 + H2O + CO2 =>
BaCO3 + 2 HCl = BaCl2 + H2O + CO2
Al2(SO4)3 + Ca(OH)2 = Al(OH)3 + CaSO4 =>
Al2(SO4)3 + 3 Ca(OH)2 = 2 Al(OH)3 + 3 CaSO4
C10H22 + O2 = CO2 + H2O =>
2 C10H22 + 31 O2 = 20 CO2 + 22 H2O
Cu + H2SO4 = CuSO4 + H2O + SO2 =>
Cu + 2 H2SO4 = CuSO4 + 2 H2O + SO2
Mg(OH)2 + H2SO4 = MgSO4 + H2O =>
Mg(OH)2 + H2SO4 = MgSO4 + 2 H2O
SO2 + O2 = SO3 =>
2 SO2 + O2 = 2 SO3
NaHCO3 + H3C6H5O7 = CO2 + H2O + Na3C6H5O7 =>
3 NaHCO3 + H3C6H5O7 = 3 CO2 + 3 H2O + Na3C6H5O7
Al(s) + S8(s) = Al2S3(s) =>
16 Al(s) + 3 S8(s) = 8 Al2S3(s)
Fe2O3 + Na2CO3 + KNO3 = Na2FeO4 + CO2 + KNO2 =>
Fe2O3 + 2 Na2CO3 + 3 KNO3 = 2 Na2FeO4 + 2 CO2 + 3 KNO2
CuCl2 + AgNO3 = AgCl + Cu(NO3)2 =>
CuCl2 + 2 AgNO3 = 2 AgCl + Cu(NO3)2
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
FeCl3 + NH4OH = Fe(OH)3 + NH4Cl =>
FeCl3 + 3 NH4OH = Fe(OH)3 + 3 NH4Cl
KH2PO4 + KOH = H2O + K2HPO4 =>
KH2PO4 + KOH = H2O + K2HPO4
C5H12 + O2 = CO2 + H2O =>
C5H12 + 8 O2 = 5 CO2 + 6 H2O
CH3CO2H + Ni(OH)2 = Ni(CH3CO2)2 + H2O =>
2 CH3CO2H + Ni(OH)2 = Ni(CH3CO2)2 + 2 H2O
Fe2O3 + C = Fe + CO =>
Fe2O3 + 3 C = 2 Fe + 3 CO
C3H5(OH)3 + HNO3 = C3H5(NO3)3 + H2O =>
C3H5(OH)3 + 3 HNO3 = C3H5(NO3)3 + 3 H2O
Cu(NO3)2(l) + NaOH = Cu(OH)2 + NaNO3 =>
Cu(NO3)2(l) + 2 NaOH = Cu(OH)2 + 2 NaNO3
S + O2 = SO3 =>
2 S + 3 O2 = 2 SO3
NH3 + H3PO4 = (NH4)3PO4 =>
3 NH3 + H3PO4 = (NH4)3PO4
K2Cr2O7 + H2S + H2SO4 = K2SO4 + Cr2(SO4)3 + H2O =>
4 K2Cr2O7 + 3 H2S + 13 H2SO4 = 4 K2SO4 + 4 Cr2(SO4)3 + 16 H2O
C2H4O + O2 = CO2 + H2O =>
2 C2H4O + 5 O2 = 4 CO2 + 4 H2O
H2O + P2O5 = H4P2O7 =>
2 H2O + P2O5 = H4P2O7
HHO + CO2 = C8H18 + O2 =>
18 HHO + 16 CO2 = 2 C8H18 + 25 O2
Cu(NO3)2 + NaOH = Cu(OH)2 + NaNO3 =>
Cu(NO3)2 + 2 NaOH = Cu(OH)2 + 2 NaNO3
CH3(CH2)2CH3 + O2 = CO2 + H2O =>
2 CH3(CH2)2CH3 + 13 O2 = 8 CO2 + 10 H2O
C3H8 + Cl2 = C3H7Cl + HCl =>
C3H8 + Cl2 = C3H7Cl + HCl
HNO3 + NH3 = NH4NO3 =>
HNO3 + NH3 = NH4NO3
SCN{-} + Br2 + H2O = SO42{-} + CN{-} + Br{-} + H3O{+} =>
2 SCN{-} + 83 Br2 + 252 H2O = 2 SO42{-} + 2 CN{-} + 166 Br{-} + 168 H3O{+}
KClO3 + HCl = KCl + H2O + Cl2 =>
KClO3 + 6 HCl = KCl + 3 H2O + 3 Cl2
C2H6(g) + O2(g) = CO2(g) + H2O(l) =>
2 C2H6(g) + 7 O2(g) = 4 CO2(g) + 6 H2O(l)
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur01/07/14
Équations équilibrées sur02/06/13
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