| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 N2 + 5 O2 = 2 N2O5
Al + CuO = Al2O3 + Cu =>
2 Al + 3 CuO = Al2O3 + 3 Cu
C4H8 + O2 = O2H6 + C4 =>
3 C4H8 + 4 O2 = 4 O2H6 + 3 C4
Mg(ClO3)2 + H2O = MgO + H(ClO3) =>
Mg(ClO3)2 + H2O = MgO + 2 H(ClO3)
C2H5OH + O2 = CO2 + H2O =>
C2H5OH + 3 O2 = 2 CO2 + 3 H2O
P + O2 = P2O5 =>
4 P + 5 O2 = 2 P2O5
AgNO3 + I{-} = AgI + NO3{-}2 =>
AgNO3 + I{-} = AgI + NO3{-}2
Ba(NO3)2 + K2SO4 = BaSO4 + KNO3 =>
Ba(NO3)2 + K2SO4 = BaSO4 + 2 KNO3
Al(NO4) + NH4(OH) = Al(OH) + NH4(NO4) =>
Al(NO4) + NH4(OH) = Al(OH) + NH4(NO4)
K2Cr2O7 + SNCl2 + HCl = CrCl3 + SNCl4 + KCl + H2O =>
K2Cr2O7 + 3 SNCl2 + 14 HCl = 2 CrCl3 + 3 SNCl4 + 2 KCl + 7 H2O
P + O3 = PO4 =>
3 P + 4 O3 = 3 PO4
HCl + Ca(OH)2 = CaCl2 + H2O =>
2 HCl + Ca(OH)2 = CaCl2 + 2 H2O
Au(CO3) + SnBr = Sn2(CO3) + AuBr2 =>
Au(CO3) + 2 SnBr = Sn2(CO3) + AuBr2
Al2O3 + H2 = Al + H2O =>
Al2O3 + 3 H2 = 2 Al + 3 H2O
K2Cr2O7 + KCl + H2O = KClO4 + CrCl3 + KOH =>
4 K2Cr2O7 + 27 KCl + 16 H2O = 3 KClO4 + 8 CrCl3 + 32 KOH
NH3 + I2 = N2I6 + H2 =>
2 NH3 + 3 I2 = N2I6 + 3 H2
Na3AsO3 + H2 = As + NaOH =>
2 Na3AsO3 + 3 H2 = 2 As + 6 NaOH
Na2O2 + H2O = NaOH + O2 =>
2 Na2O2 + 2 H2O = 4 NaOH + O2
PbCrO4 + OH{-} = Pb(OH)4{2-} + CrO4{2-} =>
PbCrO4 + 4 OH{-} = Pb(OH)4{2-} + CrO4{2-}
C6H8O6 + NaHCO3 = C6H7O6Na + CO2 + H2O =>
C6H8O6 + NaHCO3 = C6H7O6Na + CO2 + H2O
HCl + NaBH3(OH) + H2O = NaCl + H2 + H5BO4 =>
HCl + NaBH3(OH) + 3 H2O = NaCl + 3 H2 + H5BO4
Pb3(PO3)4 + V(ClO2)5 = Pb(ClO2)4 + V3(PO3)5 =>
5 Pb3(PO3)4 + 12 V(ClO2)5 = 15 Pb(ClO2)4 + 4 V3(PO3)5
CuCl2 + Ba(OH)2 = Cu(OH)2 + BaCl2 =>
CuCl2 + Ba(OH)2 = Cu(OH)2 + BaCl2
SiO2 + H2 + Al = SiH4 + Al2O3 =>
3 SiO2 + 6 H2 + 4 Al = 3 SiH4 + 2 Al2O3
CuCO3 + O2 = CuO2 + CO2 =>
2 CuCO3 + O2 = 2 CuO2 + 2 CO2
Cu(SO4)2 + Al3 = Cu + Al2(SO4)3 =>
9 Cu(SO4)2 + 4 Al3 = 9 Cu + 6 Al2(SO4)3
Si21H7 + O29 = SiO2 + H9O10 =>
261 Si21H7 + 448 O29 = 5481 SiO2 + 203 H9O10
Zn + Cr(NO3)3 = Zn(NO3)2 + Cr(NO3)2 =>
Zn + 2 Cr(NO3)3 = Zn(NO3)2 + 2 Cr(NO3)2
Ni + PbCl4 = NiCl4 + Pb =>
Ni + PbCl4 = NiCl4 + Pb
C8H18 + O2 = CO2 + H2O =>
2 C8H18 + 25 O2 = 16 CO2 + 18 H2O
CH3COOH + CaCO3 = (CH3COO)2Ca + CO2 + H2 =>
5 CH3COOH + 2 CaCO3 = 2(CH3COO)2Ca + 4 CO2 + 4 H2
HCOOC2H5 + H2O = CH3COOH + CH3OH =>
HCOOC2H5 + H2O = CH3COOH + CH3OH
NH3 + CaO = N2 + Ca + H2O =>
2 NH3 + 3 CaO = N2 + 3 Ca + 3 H2O
C12H22O11 + O2 = CO2 + H2O =>
C12H22O11 + 12 O2 = 12 CO2 + 11 H2O
C3H8(s) + O2(g) = CO2(s) + H2O =>
C3H8(s) + 5 O2(g) = 3 CO2(s) + 4 H2O
NH2CONH2 + HNO3 = (NH2)2COHNO3 =>
NH2CONH2 + HNO3 = (NH2)2COHNO3
Zn + HCl = ZnCl2 + H2 =>
Zn + 2 HCl = ZnCl2 + H2
Sodium + oxygen = Sodiumoxide =>
4 Na + O2 = 2 Na2O
Zn + Cu(SO4)2 = ZnSO4 + Cu =>
2 Zn + Cu(SO4)2 = 2 ZnSO4 + Cu
C + S8 = CS2 =>
4 C + S8 = 4 CS2
HgO = Hg + O2 =>
2 HgO = 2 Hg + O2
IO3{-} + NaHSO3 = I2 + Na{+} + SO4{2-} + H{+} + H2O =>
2 IO3{-} + 5 NaHSO3 = I2 + 5 Na{+} + 5 SO4{2-} + 3 H{+} + H2O
Au + NaCN + O2 + H2O = NaAu(CN)2 + NaOH =>
4 Au + 8 NaCN + O2 + 2 H2O = 4 NaAu(CN)2 + 4 NaOH
K2O + CH3CH2COOH = CH3CH2COOK + H2O =>
K2O + 2 CH3CH2COOH = 2 CH3CH2COOK + H2O
Ra + Og = RaOg =>
Ra + Og = RaOg
NH3(g) + HCl(g) = NH4Cl(c) =>
NH3(g) + HCl(g) = NH4Cl(c)
Al + O2 = Al2O3 =>
4 Al + 3 O2 = 2 Al2O3
Mg(OH) + K = (OH)2 + MgK =>
2 Mg(OH) + 2 K = (OH)2 + 2 MgK
Na2CO3 + Co2(NO3)2 = NaNO3 + Co2CO3 =>
Na2CO3 + Co2(NO3)2 = 2 NaNO3 + Co2CO3
K2Cr2O7 + HCl = KCl + CrCl3 + H2O + Cl2 =>
K2Cr2O7 + 14 HCl = 2 KCl + 2 CrCl3 + 7 H2O + 3 Cl2
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur12/15/24
Équations équilibrées sur01/14/24
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