| Équations équilibrées la veille | Équations équilibrées le lendemain |
12 HClO4 + P4O10 = 4 H3PO4 + 6 Cl2O7
Cr + O2 = Cr2O3 =>
4 Cr + 3 O2 = 2 Cr2O3
NaBr + Cl2 = Na2Cl + Br2 =>
4 NaBr + Cl2 = 2 Na2Cl + 2 Br2
NaBr + Cl2 = NaCl + Br2 =>
2 NaBr + Cl2 = 2 NaCl + Br2
S + NiCl3 = Ni2S3 + Cl2 =>
3 S + 2 NiCl3 = Ni2S3 + 3 Cl2
Mg + H{+} + SO4 = Mg{2+} + H2O + SO2 =>
2 Mg + 4 H{+} + SO4 = 2 Mg{2+} + 2 H2O + SO2
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
Co(H2O)6{+2} + Cl{-} = CoCl4{-2} + H2O =>
Co(H2O)6{+2} + 4 Cl{-} = CoCl4{-2} + 6 H2O
Fe2O3 + CO = Fe + CO2 =>
Fe2O3 + 3 CO = 2 Fe + 3 CO2
B + F2 = BF3 =>
2 B + 3 F2 = 2 BF3
Cr2S3 + HCl = CrCl3 + H2S =>
Cr2S3 + 6 HCl = 2 CrCl3 + 3 H2S
CH3(CH2)6CH3 + O2 = CO2 + H2O =>
2 CH3(CH2)6CH3 + 25 O2 = 16 CO2 + 18 H2O
H2O + CO2 = C6H12O6 + O2 =>
6 H2O + 6 CO2 = C6H12O6 + 6 O2
SiO2 + HF = SiF4 + H2O =>
SiO2 + 4 HF = SiF4 + 2 H2O
CH3(CH2)6CH3 + O2 = CO2 + H2O =>
2 CH3(CH2)6CH3 + 25 O2 = 16 CO2 + 18 H2O
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
C2H4O2 + Cu = Cu(C2H3O2) + H2 =>
2 C2H4O2 + 2 Cu = 2 Cu(C2H3O2) + H2
Si(s) + HF(aq) = SiF4(g) + H2(g) =>
Si(s) + 4 HF(aq) = SiF4(g) + 2 H2(g)
H2SO4(aq) + Ca(OH)2(aq) = CaSO4 + H2O =>
H2SO4(aq) + Ca(OH)2(aq) = CaSO4 + 2 H2O
P2O5 + H2O = H3PO4 =>
P2O5 + 3 H2O = 2 H3PO4
C3H8(g) + O2(g) = CO2(g) + H2O(g) =>
C3H8(g) + 5 O2(g) = 3 CO2(g) + 4 H2O(g)
CaCl2 + NaOH = Ca(OH)2 + NaCl =>
CaCl2 + 2 NaOH = Ca(OH)2 + 2 NaCl
Al2S3 + H2O = Al(OH)3 + H2S =>
Al2S3 + 6 H2O = 2 Al(OH)3 + 3 H2S
C3H8(g) + O2(g) = CO2(g) + H2O(g) =>
C3H8(g) + 5 O2(g) = 3 CO2(g) + 4 H2O(g)
Cr + O2 = Cr2O3 =>
4 Cr + 3 O2 = 2 Cr2O3
NH4ClO4 = N2 + Cl2 + O2 + H2O =>
2 NH4ClO4 = N2 + Cl2 + 2 O2 + 4 H2O
Pb2S3 + Fe = Pb + Fe2S =>
Pb2S3 + 6 Fe = 2 Pb + 3 Fe2S
Mg(s) + HCl(aq) = MgCl2(aq) + H2(g) =>
Mg(s) + 2 HCl(aq) = MgCl2(aq) + H2(g)
N + O2 = NO =>
2 N + O2 = 2 NO
NaNH2 + NaNO3 = NaN3 + NaOH + NH3 =>
3 NaNH2 + NaNO3 = NaN3 + 3 NaOH + NH3
H2O2 = H2O + O2 =>
2 H2O2 = 2 H2O + O2
HCl + Ca = CaCl2 + H2 =>
2 HCl + Ca = CaCl2 + H2
P4 + O2 = P4O10 =>
P4 + 5 O2 = P4O10
C8H18 + O2 = CO2 + H2O =>
2 C8H18 + 25 O2 = 16 CO2 + 18 H2O
C3H5(NO3)3 = N2 + O2 + H2O + CO2 =>
4 C3H5(NO3)3 = 6 N2 + O2 + 10 H2O + 12 CO2
P + H2O = PO5 + H2 =>
P + 5 H2O = PO5 + 5 H2
Al2S3 + H2O = Al(OH)3 + H2S =>
Al2S3 + 6 H2O = 2 Al(OH)3 + 3 H2S
Fe + H2O = Fe3O4 + H2 =>
3 Fe + 4 H2O = Fe3O4 + 4 H2
CH3CH3 + O2 = CO2 + H2O =>
2 CH3CH3 + 7 O2 = 4 CO2 + 6 H2O
NH4VO3 + HCl = NH4Cl + VO2Cl + H2O =>
NH4VO3 + 2 HCl = NH4Cl + VO2Cl + H2O
Fe2O3 + CO = Fe + CO2 =>
Fe2O3 + 3 CO = 2 Fe + 3 CO2
C4H10 + O2 = CO2 + H2O =>
2 C4H10 + 13 O2 = 8 CO2 + 10 H2O
VO2Cl = VOCl + O2 =>
2 VO2Cl = 2 VOCl + O2
CH3(CH2)4CH3 + O2 = CO2 + H2O =>
2 CH3(CH2)4CH3 + 19 O2 = 12 CO2 + 14 H2O
C + H2 = CH4 =>
C + 2 H2 = CH4
SO2 + O2 = SO3 =>
2 SO2 + O2 = 2 SO3
K + H2O = KOH + H2 =>
2 K + 2 H2O = 2 KOH + H2
CH3(CH2)2CH3 + O2 = CO2 + H2O =>
2 CH3(CH2)2CH3 + 13 O2 = 8 CO2 + 10 H2O
Cu + HNO3 = Cu(NO3)2 + NO2 + H2O =>
Cu + 4 HNO3 = Cu(NO3)2 + 2 NO2 + 2 H2O
H2O + Na = NaOH + H2 =>
2 H2O + 2 Na = 2 NaOH + H2
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur10/31/11
Équations équilibrées sur11/30/10
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