| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 F2 + 2 H2O = 4 HF + O2
AsCl3 + H2S = As2S3 + HCl =>
2 AsCl3 + 3 H2S = As2S3 + 6 HCl
P + O2 = P2O5 =>
4 P + 5 O2 = 2 P2O5
NaOH + CaBr2 = Ca(OH)2 + NaBr =>
2 NaOH + CaBr2 = Ca(OH)2 + 2 NaBr
CH3OH = CH4 + CO2 + H20 =>
10 CH3OH = 5 CH4 + 5 CO2 + H20
C7H16 + O2 = CO2 + H2O =>
C7H16 + 11 O2 = 7 CO2 + 8 H2O
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
(CH3)2CHOH + O = (CH3)2CO + H2O =>
(CH3)2CHOH + O = (CH3)2CO + H2O
Na2O + H2O = NaOH =>
Na2O + H2O = 2 NaOH
Na + NaNO3 = Na2O + N2 =>
10 Na + 2 NaNO3 = 6 Na2O + N2
NaBr + CaF2 = NaF + CaBr2 =>
2 NaBr + CaF2 = 2 NaF + CaBr2
NO2 + O2 = N2O5 =>
4 NO2 + O2 = 2 N2O5
CH3OH = CH4 + CO2 + H2O =>
4 CH3OH = 3 CH4 + CO2 + 2 H2O
KNO3(s) = K2O(s) + N2(g) + O2(g) =>
4 KNO3(s) = 2 K2O(s) + 2 N2(g) + 5 O2(g)
B2O3 + Mg = MgO + B =>
B2O3 + 3 Mg = 3 MgO + 2 B
S8 + O2 = SO3 =>
S8 + 12 O2 = 8 SO3
CH4 = C + H2 =>
CH4 = C + 2 H2
Zn + CuSO4 = ZnSO4 + Cu =>
Zn + CuSO4 = ZnSO4 + Cu
C7H8 + O2 = C + H2O =>
C7H8 + 2 O2 = 7 C + 4 H2O
NaI + Mg(ClO3)2 = MgI + Na(ClO3)2 =>
NaI + Mg(ClO3)2 = MgI + Na(ClO3)2
Na + Cl2 = NaCl =>
2 Na + Cl2 = 2 NaCl
CaC2 + H2O = C2H2 + Ca(OH)2 =>
CaC2 + 2 H2O = C2H2 + Ca(OH)2
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
AsCl3 + H2S = As2S3 + HCl =>
2 AsCl3 + 3 H2S = As2S3 + 6 HCl
Mg + Fe2O3 = Fe + MgO =>
3 Mg + Fe2O3 = 2 Fe + 3 MgO
Ca(OH)2 + H3(PO4) = Ca3(PO4)2 + H2O =>
3 Ca(OH)2 + 2 H3(PO4) = Ca3(PO4)2 + 6 H2O
H2SO4 + Si = H2O + SO2 + SiO2 =>
2 H2SO4 + Si = 2 H2O + 2 SO2 + SiO2
SnO2 + H2 = Sn + H2O =>
SnO2 + 2 H2 = Sn + 2 H2O
Ca(HCO3)2 = CaO + H2O + CO2 =>
Ca(HCO3)2 = CaO + H2O + 2 CO2
N2 + F2 = NF3 =>
N2 + 3 F2 = 2 NF3
BaCO3 = BaO + CO2 =>
BaCO3 = BaO + CO2
Ba(NO3)2 + K2CO3 = BaCO3 + KNO3 =>
Ba(NO3)2 + K2CO3 = BaCO3 + 2 KNO3
Si + S8 = Si2S4 =>
4 Si + S8 = 2 Si2S4
H2SO4 + NaOH = Na2SO4 + H2O =>
H2SO4 + 2 NaOH = Na2SO4 + 2 H2O
HgO = Hg + O2 =>
2 HgO = 2 Hg + O2
K + SrSO4 = KSO4 + Sr =>
K + SrSO4 = KSO4 + Sr
CO2 = C + O2 =>
CO2 = C + O2
AsCl3 + H2S = As2S3 + HCl =>
2 AsCl3 + 3 H2S = As2S3 + 6 HCl
Al + CuSO4 = Al(SO4)3 + Cu =>
Al + 3 CuSO4 = Al(SO4)3 + 3 Cu
TiCl4 + H2O = TiO2 + HCl =>
TiCl4 + 2 H2O = TiO2 + 4 HCl
P + O2 = PO =>
2 P + O2 = 2 PO
C6H8O7 + K2CO3 = H2O + C6H5K3O7 + CO2 =>
2 C6H8O7 + 3 K2CO3 = 3 H2O + 2 C6H5K3O7 + 3 CO2
Zn(s) + AgNO3(aq) = Zn(NO3)2(aq) + Ag(s) =>
Zn(s) + 2 AgNO3(aq) = Zn(NO3)2(aq) + 2 Ag(s)
CuO + H2SO4 = CuSO4 + H2O =>
CuO + H2SO4 = CuSO4 + H2O
Ba + H2O = Ba(OH)2 + H2 =>
Ba + 2 H2O = Ba(OH)2 + H2
CuSO4 + Al = Cu + Al(SO4)3 =>
3 CuSO4 + Al = 3 Cu + Al(SO4)3
AsCl3 + H2S = As2S3 + HCl =>
2 AsCl3 + 3 H2S = As2S3 + 6 HCl
C6H6 + O2 = CO2 + H2O =>
2 C6H6 + 15 O2 = 12 CO2 + 6 H2O
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
Rb + RbNO3 = Rb2O + N2 =>
10 Rb + 2 RbNO3 = 6 Rb2O + N2
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur02/21/23
Équations équilibrées sur03/23/22
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