| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 CaO = 2 Ca + O2
Al + N2 = AlN =>
2 Al + N2 = 2 AlN
C3H6 + O2 = CO2 + H2O =>
2 C3H6 + 9 O2 = 6 CO2 + 6 H2O
O2 + C6H12O6 = H2O + CO2 =>
6 O2 + C6H12O6 = 6 H2O + 6 CO2
Fe(OH)3 + H2SO4 = Fe2(SO4)3 + H2O =>
2 Fe(OH)3 + 3 H2SO4 = Fe2(SO4)3 + 6 H2O
H2S + KOH = H2O + K2S =>
H2S + 2 KOH = 2 H2O + K2S
Al(s) + Cl2(g) = AlCl3(s) =>
2 Al(s) + 3 Cl2(g) = 2 AlCl3(s)
K3PO4 + AgNO3 = KNO3 + Ag3PO4 =>
K3PO4 + 3 AgNO3 = 3 KNO3 + Ag3PO4
Mg + HC2H3O2 = Mg(C2H3O2)2 + H2 =>
Mg + 2 HC2H3O2 = Mg(C2H3O2)2 + H2
SeO3{-2} + BrO3{-} + H{+} = SeO4{-2} + Br2 + H2O =>
5 SeO3{-2} + 2 BrO3{-} + 2 H{+} = 5 SeO4{-2} + Br2 + H2O
NH3 + O2 = N2O + H2O =>
2 NH3 + 2 O2 = N2O + 3 H2O
Au2S3 + H2 = Au + H2S =>
Au2S3 + 3 H2 = 2 Au + 3 H2S
C8H18 + O2 = CO2 + H2O =>
2 C8H18 + 25 O2 = 16 CO2 + 18 H2O
Al + Pb(NO3)2 = Al(NO3)3 + Pb =>
2 Al + 3 Pb(NO3)2 = 2 Al(NO3)3 + 3 Pb
NaHCO3 = Na2CO3 + H2O + CO2 =>
2 NaHCO3 = Na2CO3 + H2O + CO2
NaBH4 + BF3 = B2H6 + NaBF4 =>
3 NaBH4 + 4 BF3 = 2 B2H6 + 3 NaBF4
BaCl2 + Na2So4 = BaSo4 + NaCl =>
BaCl2 + Na2So4 = BaSo4 + 2 NaCl
KHCO3(s) + HCl(aq) = CO2 + H2O + KCl =>
KHCO3(s) + HCl(aq) = CO2 + H2O + KCl
Fe + S = Fe2S3 =>
2 Fe + 3 S = Fe2S3
NaOH + H2SO4 = Na2SO4 + H2O =>
2 NaOH + H2SO4 = Na2SO4 + 2 H2O
Iron + water = Hydrogen + iron(ii)oxide =>
Fe + H2O = H2 + FeO
O2 + KCl = KClO3 =>
3 O2 + 2 KCl = 2 KClO3
Cr2(SO4)3 + KClO3 + KOH = K2CrO4 + KCl + K2SO4 + H2O =>
Cr2(SO4)3 + KClO3 + 10 KOH = 2 K2CrO4 + KCl + 3 K2SO4 + 5 H2O
C22H22O11 + O2 = CO2 + H2O =>
C22H22O11 + 22 O2 = 22 CO2 + 11 H2O
E2 + S3 + F9 = E6S6F9 =>
3 E2 + 2 S3 + F9 = E6S6F9
CrSO4 + K2Cr2O7 + H2SO4 = Cr2(SO4)3 + K2SO4 + H2O =>
6 CrSO4 + K2Cr2O7 + 7 H2SO4 = 4 Cr2(SO4)3 + K2SO4 + 7 H2O
P4 + O2 = P2O5 =>
P4 + 5 O2 = 2 P2O5
Al + Cl2 = AlCl3 =>
2 Al + 3 Cl2 = 2 AlCl3
NaI + BaCl2 = NaCl2 + BaI =>
NaI + BaCl2 = NaCl2 + BaI
CrO3 + HCl + C3H7OH = Cr(OH)Cl2 + CO2 + H2O =>
6 CrO3 + 12 HCl + C3H7OH = 6 Cr(OH)Cl2 + 3 CO2 + 7 H2O
NaNO3 = NaNO2 + O2 =>
2 NaNO3 = 2 NaNO2 + O2
NCl3 = N2 + Cl2 =>
2 NCl3 = N2 + 3 Cl2
Fe(s) + S(s) = FeS(s) =>
Fe(s) + S(s) = FeS(s)
Ba(OH)2 + CO2 = BaCO3 + H(OH) =>
Ba(OH)2 + CO2 = BaCO3 + H(OH)
Cu + H2SO4 = CuSO4 + H2 =>
Cu + H2SO4 = CuSO4 + H2
P4O10 + H2O = H3PO4 =>
P4O10 + 6 H2O = 4 H3PO4
NaBr + Ca(OH)2 = CaBr2 + NaOH =>
2 NaBr + Ca(OH)2 = CaBr2 + 2 NaOH
CrO3 + HCl + C3H7OH = Cr(OH)Cl2 + CO2 + H2O =>
6 CrO3 + 12 HCl + C3H7OH = 6 Cr(OH)Cl2 + 3 CO2 + 7 H2O
BrO3{-} + AsO2{-2} + H2O = Br{-} + AsO4{-3} + H{+} =>
BrO3{-} + 2 AsO2{-2} + H2O = Br{-} + 2 AsO4{-3} + 2 H{+}
Cu + H2SO4 = CuSO4 + H2 =>
Cu + H2SO4 = CuSO4 + H2
Pb(NO)3 + NaOH = PbOH + Na + (NO)3 =>
Pb(NO)3 + NaOH = PbOH + Na + (NO)3
C8H18 + O2 = CO2 + H2O =>
2 C8H18 + 25 O2 = 16 CO2 + 18 H2O
RbNO3 + BeF2 = Be(NO3)2 + RbF =>
2 RbNO3 + BeF2 = Be(NO3)2 + 2 RbF
Cu + H2SO4 = CuSO4 + H2 =>
Cu + H2SO4 = CuSO4 + H2
NaCl = Na + Cl2 =>
2 NaCl = 2 Na + Cl2
NaOH + H3PO4 = Na2HPO4 + H2O =>
2 NaOH + H3PO4 = Na2HPO4 + 2 H2O
AgNO3 + H2S = Ag2S + HNO3 =>
2 AgNO3 + H2S = Ag2S + 2 HNO3
NO + H2O = NH3 + O2 =>
4 NO + 6 H2O = 4 NH3 + 5 O2
Cu + H2SO4 = CuSO4 + H2 =>
Cu + H2SO4 = CuSO4 + H2
Eu(s) + HF(g) = EuF3(s) + H2(g) =>
2 Eu(s) + 6 HF(g) = 2 EuF3(s) + 3 H2(g)
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur01/04/16
Équations équilibrées sur02/03/15
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