| Équations équilibrées la veille | Équations équilibrées le lendemain |
CaCO3 + 2 HCl = CaCl2 + H2O + CO2
Mg(s) + HCl(aq) = MgCl2(aq) + H2(g) =>
Mg(s) + 2 HCl(aq) = MgCl2(aq) + H2(g)
Na2S*9H2O + S = Na2S2 + H2O =>
Na2S*9H2O + S = Na2S2 + 9 H2O
NANO3 = NANO2 + O2 =>
2 NANO3 = 2 NANO2 + O2
(NH4)3PO4 + H2O = (NH4)2O + H3PO4 =>
2(NH4)3PO4 + 3 H2O = 3(NH4)2O + 2 H3PO4
NH3 + O2 = N2O3 + H2O =>
2 NH3 + 3 O2 = N2O3 + 3 H2O
HNO3 + HCl = Cl2 + NO + H2O =>
2 HNO3 + 6 HCl = 3 Cl2 + 2 NO + 4 H2O
H3PO4 + KOH = K2HPO4 + H2O =>
H3PO4 + 2 KOH = K2HPO4 + 2 H2O
Mg + HNO3 = Mg(NO3)2 + NO2 + H2O =>
Mg + 4 HNO3 = Mg(NO3)2 + 2 NO2 + 2 H2O
HNO3 + H2S = S + NO2H2O =>
2 HNO3 + H2S = S + 2 NO2H2O
OH{-} + Cl2 + IO3{-} = IO4{-} + Cl{-} + H =>
2 OH{-} + Cl2 + 2 IO3{-} = 2 IO4{-} + 2 Cl{-} + 2 H
H3PO4 + KOH = K3PO4 + H2O =>
H3PO4 + 3 KOH = K3PO4 + 3 H2O
C3H8O + O2 = CO2 + H2O =>
2 C3H8O + 9 O2 = 6 CO2 + 8 H2O
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
Na3PO4 + CaCl2 = NaCl + Ca3(PO4)2 =>
2 Na3PO4 + 3 CaCl2 = 6 NaCl + Ca3(PO4)2
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
K3PO4 + Al2(SO4)3 = K2SO4 + AlPO4 =>
2 K3PO4 + Al2(SO4)3 = 3 K2SO4 + 2 AlPO4
Cu + HNO3 = Cu(NO3)2 + NO + H2O =>
3 Cu + 8 HNO3 = 3 Cu(NO3)2 + 2 NO + 4 H2O
Al2(SO4)3(aq) + KOH(aq) = Al(OH)3(aq) + K2SO4(aq) =>
Al2(SO4)3(aq) + 6 KOH(aq) = 2 Al(OH)3(aq) + 3 K2SO4(aq)
K + O2 = K2O2 =>
2 K + O2 = K2O2
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
N2 + H2 = N2H4 =>
N2 + 2 H2 = N2H4
Mg + HNO3 = Mg(NO3)2 + N2O + H2O =>
4 Mg + 10 HNO3 = 4 Mg(NO3)2 + N2O + 5 H2O
Mn + H2SO4 = MnSO4 + SO2 + H2O =>
Mn + 2 H2SO4 = MnSO4 + SO2 + 2 H2O
Mg + HNO3 = Mg(NO3)2 + N2O + H2O =>
4 Mg + 10 HNO3 = 4 Mg(NO3)2 + N2O + 5 H2O
C2H5OH + Na = C2H5ONa + H2 =>
2 C2H5OH + 2 Na = 2 C2H5ONa + H2
Cu + NH3 = [Cu(NH3)4]2 =>
2 Cu + 8 NH3 = [Cu(NH3)4]2
Al + S = Al2S3 =>
2 Al + 3 S = Al2S3
SO2 + O2 = SO3 =>
2 SO2 + O2 = 2 SO3
LiOH + NaCl = LiCl + NaOH =>
LiOH + NaCl = LiCl + NaOH
K + Cl2 = KCl =>
2 K + Cl2 = 2 KCl
BF3 + H2O = B2O3 + HF =>
2 BF3 + 3 H2O = B2O3 + 6 HF
Mg + H2SO4 = MgSO4 + H2O + H2S =>
4 Mg + 5 H2SO4 = 4 MgSO4 + 4 H2O + H2S
CACO3 + NACL = NACO3 + CACL =>
CACO3 + NACL = NACO3 + CACL
Al + NH4ClO4 = Al2O3 + AlCl3 + NO + H2O =>
3 Al + 3 NH4ClO4 = Al2O3 + AlCl3 + 3 NO + 6 H2O
C3H7BR + NAOH = C3H7OH + NABR =>
C3H7BR + NAOH = C3H7OH + NABR
Ag + HNO3 = AgNO3 + NO2 + H2O =>
Ag + 2 HNO3 = AgNO3 + NO2 + H2O
Al + Cl2 = AlCl3 =>
2 Al + 3 Cl2 = 2 AlCl3
KClO3 = KCl + O2 =>
2 KClO3 = 2 KCl + 3 O2
HNO3 + AL(OH)3 = AL(OH)2NO3 + H2O =>
HNO3 + AL(OH)3 = AL(OH)2NO3 + H2O
K2Cr2O7 + Na2S + HCl = CrCl3 + NaCl + S + KCl + H2O =>
K2Cr2O7 + 3 Na2S + 14 HCl = 2 CrCl3 + 6 NaCl + 3 S + 2 KCl + 7 H2O
Sb + HNO3 = Sb2O5 + NO2 + H20 =>
8 Sb + 20 HNO3 = 4 Sb2O5 + 20 NO2 + H20
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
Fe(s) + S(s) = FeS(s) =>
Fe(s) + S(s) = FeS(s)
NaOH + H2So4 = Na2So4 + H2O =>
2 NaOH + H2So4 = Na2So4 + 2 H2O
Cr2(SO4)3 + H2O2 + KOH = K2CrO4 + K2SO4 + H2O =>
Cr2(SO4)3 + 3 H2O2 + 10 KOH = 2 K2CrO4 + 3 K2SO4 + 8 H2O
C3H8 + O2 = CO2 + H2 =>
C3H8 + 3 O2 = 3 CO2 + 4 H2
CrCl3 + NaClO + NaOH = Na2CrO4 + NaCl + H2O =>
2 CrCl3 + 3 NaClO + 10 NaOH = 2 Na2CrO4 + 9 NaCl + 5 H2O
Al2O3 + H2So4 = Al2(So4)3 + H2O =>
Al2O3 + 3 H2So4 = Al2(So4)3 + 3 H2O
Zn + H2SO4 = ZnSO4 + SO2 + H2O =>
Zn + 2 H2SO4 = ZnSO4 + SO2 + 2 H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur11/15/15
Équations équilibrées sur12/15/14
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