| Équations équilibrées la veille | Équations équilibrées le lendemain |
5(COONa2) + 2 KMnO4 + 3 H2SO4 = 5 CO2 + 2 MnSO4 + K2SO4 + 5 Na2O + 3 H2O
Rh + O2 = RhO2 =>
Rh + O2 = RhO2
MnO4{-} + HSO3{-} + OH{-} = MnO2 + SO4{-2} + H2O =>
2 MnO4{-} + 3 HSO3{-} + OH{-} = 2 MnO2 + 3 SO4{-2} + 2 H2O
Cu + Cl2 = CuCl2 =>
Cu + Cl2 = CuCl2
Na5P3O10 + H2O = Na2HPO4 + NaH2PO4 =>
Na5P3O10 + 2 H2O = 2 Na2HPO4 + NaH2PO4
C4H10 + O = CO2 + H2O =>
C4H10 + 13 O = 4 CO2 + 5 H2O
Cu(s) + HNO3(aq) = Cu(NO3)2(aq) + H2O + NO2(g) =>
Cu(s) + 4 HNO3(aq) = Cu(NO3)2(aq) + 2 H2O + 2 NO2(g)
N2H4HCl = N2H5Cl =>
N2H4HCl = N2H5Cl
C6H24 = C3H8 + H2 =>
C6H24 = 2 C3H8 + 4 H2
Si + KOH = SiOH + K =>
Si + KOH = SiOH + K
CO2 + H2O = C + OH =>
CO2 + 2 H2O = C + 4 OH
AlF3 + Cl2 = AlCl3 + F2 =>
2 AlF3 + 3 Cl2 = 2 AlCl3 + 3 F2
HF + KOH = HFKOH =>
HF + KOH = HFKOH
NaClAgNO3NH4OH = NaOHNH4NO3AgCl =>
NaClAgNO3NH4OH = NaOHNH4NO3AgCl
Na(SO3) + HCl = NaCl + H(SO3) =>
Na(SO3) + HCl = NaCl + H(SO3)
Cr(NH3)6Cl3 + HNO3 = Cr(NH3)6(NO3)3 + HCl =>
Cr(NH3)6Cl3 + 3 HNO3 = Cr(NH3)6(NO3)3 + 3 HCl
P2 + O2 = P4O10 =>
2 P2 + 5 O2 = P4O10
Mg2 + P4 = Mg3P2 =>
3 Mg2 + P4 = 2 Mg3P2
Na2CO3 = Na + CO3 =>
Na2CO3 = 2 Na + CO3
C6H5NO2 + Zn + NaOH = Na2ZnO2 + C6H5NH2 + H2O =>
C6H5NO2 + 3 Zn + 6 NaOH = 3 Na2ZnO2 + C6H5NH2 + 2 H2O
Bi2S3 + O2 = SO2 + Bi2O3 =>
2 Bi2S3 + 9 O2 = 6 SO2 + 2 Bi2O3
Cl2O7Ca(OH)2 = Ca(ClO4)2H2O =>
Cl2O7Ca(OH)2 = Ca(ClO4)2H2O
C116H17 + O2 = CO2 + H2O =>
4 C116H17 + 481 O2 = 464 CO2 + 34 H2O
SnCl2 + NH4OH + H2O = SnOH + HCl + N2 =>
6 SnCl2 + 2 NH4OH + 4 H2O = 6 SnOH + 12 HCl + N2
ZnCl2 + Na2CO3 = NaCl + ZnCO3 =>
ZnCl2 + Na2CO3 = 2 NaCl + ZnCO3
KHCO3 = K2CO3 + water + CO2 =>
2 KHCO3 = K2CO3 + H2O + CO2
CH3CH2NHCH2CH3 + O2 = CO2 + H2O + N2 =>
4 CH3CH2NHCH2CH3 + 27 O2 = 16 CO2 + 22 H2O + 2 N2
BaCo3 = Ba + Co2 =>
2 BaCo3 = 2 Ba + 3 Co2
C6H24 = C3H8 + H2 =>
C6H24 = 2 C3H8 + 4 H2
MoO3 + NH3 = Mo2N + H2O + N2 =>
4 MoO3 + 8 NH3 = 2 Mo2N + 12 H2O + 3 N2
Fe + Na2S = FeS + Na =>
Fe + Na2S = FeS + 2 Na
BaSO4H2 = BaH2SO4 =>
BaSO4H2 = BaH2SO4
AgCl + O2 = AgO + Cl =>
2 AgCl + O2 = 2 AgO + 2 Cl
SnCl2 + NH4OH + H2O = SnOH + HCl + N2 =>
6 SnCl2 + 2 NH4OH + 4 H2O = 6 SnOH + 12 HCl + N2
AlCl3 + Na2CO3 = Al2(CO3)3 + NaCl =>
2 AlCl3 + 3 Na2CO3 = Al2(CO3)3 + 6 NaCl
MgBr2CaO = MgOCaBr2 =>
MgBr2CaO = MgOCaBr2
KClO4 + Mg = K + Mg(ClO4)2 =>
2 KClO4 + Mg = 2 K + Mg(ClO4)2
Na2CO3(s) + HBr(aq) = CO2(g) + H2O(l) + NaBr(aq) =>
Na2CO3(s) + 2 HBr(aq) = CO2(g) + H2O(l) + 2 NaBr(aq)
*6Na + N2 = *2Na3N =>
*6Na + N2 = *2Na3N
KHCO3 = K2CO3 + water + CO2 =>
2 KHCO3 = K2CO3 + H2O + CO2
Al + H2SO4 = Al2(SO4)3 + H2 =>
2 Al + 3 H2SO4 = Al2(SO4)3 + 3 H2
ZnSO4Mg(OH)2 = Zn(OH)2MgSO4 =>
ZnSO4Mg(OH)2 = Zn(OH)2MgSO4
HNO3*H2O + NaNO2 + (CH2)6N4 = H2O + (CH2)3N3(NO)3 + NaNO3 =>
8 HNO3*H2O + 14 NaNO2 + (CH2)6N4 = 12 H2O + 2(CH2)3N3(NO)3 + 14 NaNO3
Ag + Au + HCl = AgCl + AuH =>
Ag + Au + HCl = AgCl + AuH
RSNa + H2SO4 = RSH + Na2SO4 =>
2 RSNa + H2SO4 = 2 RSH + Na2SO4
Be(OH)2 + HPO3 = Be(PO3)2 + H2O =>
Be(OH)2 + 2 HPO3 = Be(PO3)2 + 2 H2O
SrCO3 = SrO + CO2 =>
SrCO3 = SrO + CO2
O3 + NaI + H2O = O2I2 + NaOH =>
O3 + 2 NaI + H2O = O2I2 + 2 NaOH
NO2 + KOH = H2O + KNO2 + KNO3 =>
2 NO2 + 2 KOH = H2O + KNO2 + KNO3
KCl + Cr2(SO4)3 = K2SO4 + CrCl3 =>
6 KCl + Cr2(SO4)3 = 3 K2SO4 + 2 CrCl3
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur11/21/24
Équations équilibrées sur12/21/23
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