| Équations équilibrées la veille | Équations équilibrées le lendemain |
C6H8O7 + 3 NaOH = Na3(C6H5O7) + 3 H2O
NaN3(s) + Fe2O3(s) = Fe(s) + Na2O(s) + N7(g) =>
42 NaN3(s) + 7 Fe2O3(s) = 14 Fe(s) + 21 Na2O(s) + 18 N7(g)
Fe2S3 + HCN = Fe(CN)3 + H2S =>
Fe2S3 + 6 HCN = 2 Fe(CN)3 + 3 H2S
Pb(NO3)2CH3COOKH2O = PbOHNO3KNO3CH3COOH =>
Pb(NO3)2CH3COOKH2O = PbOHNO3KNO3CH3COOH
P + NaCl = NaP + Cl2 =>
2 P + 2 NaCl = 2 NaP + Cl2
BiCl3 + H2O = Bi(OH)3 + HCl =>
BiCl3 + 3 H2O = Bi(OH)3 + 3 HCl
C7H6O2 + NaOH = OH + NaC7H6O2 =>
C7H6O2 + NaOH = OH + NaC7H6O2
[Ni(NH3)6]{2+} + H2S = NiS + NH4{+} + NH3 =>
[Ni(NH3)6]{2+} + H2S = NiS + 2 NH4{+} + 4 NH3
BOH + H2S = H2O + HBS =>
BOH + H2S = H2O + HBS
Ca + NaOH = Ca(OH)2 + Na2 =>
Ca + 2 NaOH = Ca(OH)2 + Na2
AlBr3 + K = KBr + Al =>
AlBr3 + 3 K = 3 KBr + Al
N + H2 = NH3 =>
2 N + 3 H2 = 2 NH3
NaOH + Fe(OH)3 = NaFeO2 + H2O =>
NaOH + Fe(OH)3 = NaFeO2 + 2 H2O
Al + H2O(l) = Al(OH)3(aq) + H2(g) =>
2 Al + 6 H2O(l) = 2 Al(OH)3(aq) + 3 H2(g)
I2 + O2 + H2O = HIO3 =>
2 I2 + 5 O2 + 2 H2O = 4 HIO3
C3H8NO5P + H2O2 = CO2 + H2O + N2 + H3PO4 =>
2 C3H8NO5P + 15 H2O2 = 6 CO2 + 20 H2O + N2 + 2 H3PO4
He4 = He =>
He4 = 4 He
Mg2CO3 + H2O = MgOH + CO2 =>
Mg2CO3 + H2O = 2 MgOH + CO2
MgO(s) + H2O(l) = H2MgO2 =>
MgO(s) + H2O(l) = H2MgO2
Ag + H2SO4 = Ag{+} + SO4{2-} + SO2 + H2O =>
2 Ag + 2 H2SO4 = 2 Ag{+} + SO4{2-} + SO2 + 2 H2O
HC3H5O2H2O = C3H5O2H3O =>
HC3H5O2H2O = C3H5O2H3O
CuS = Cu2SS =>
2 CuS = Cu2SS
Ba(NO3)2 + NaCO3 = Ba(CO3)2 + NaNO3 =>
Ba(NO3)2 + 2 NaCO3 = Ba(CO3)2 + 2 NaNO3
H2SO3(aq) + OH(aq) = SO3(aq) + H2O(l) =>
H2SO3(aq) + 2 OH(aq) = SO3(aq) + 2 H2O(l)
Na2Br2 = NaBr =>
Na2Br2 = 2 NaBr
NH4Cl + H2O = NH4ClH2O =>
NH4Cl + H2O = NH4ClH2O
K2Cr2O7 + Zn + H2SO4 = K2SO4 + ZnSO4 + Cr2(SO4)3 + H2O =>
K2Cr2O7 + 3 Zn + 7 H2SO4 = K2SO4 + 3 ZnSO4 + Cr2(SO4)3 + 7 H2O
KHI = KIH =>
KHI = KIH
Hg2(NO3)2 + K3PO4 = (Hg2)3(PO4)2 + KNO3 =>
3 Hg2(NO3)2 + 2 K3PO4 = (Hg2)3(PO4)2 + 6 KNO3
C16H12 + O2 = CO2 + H2O =>
C16H12 + 19 O2 = 16 CO2 + 6 H2O
Na + CoCrO4 = Na2CrO4 + Co =>
2 Na + CoCrO4 = Na2CrO4 + Co
SnO + KOH = SnOH + KO =>
SnO + KOH = SnOH + KO
Ca(NO3)2(aq) + Al2(SO4)3(aq) = CaSO4 + Al(NO3)3 =>
3 Ca(NO3)2(aq) + Al2(SO4)3(aq) = 3 CaSO4 + 2 Al(NO3)3
CaBr2 + H2O = H + Br + Ca(OH)2 =>
CaBr2 + 2 H2O = 2 H + 2 Br + Ca(OH)2
AgC2H3O2 + MgSO4 = C2H3O2 + AgMgSO4 =>
AgC2H3O2 + MgSO4 = C2H3O2 + AgMgSO4
MgO + FeO + SiO2 = MgFeSiO4 =>
MgO + FeO + SiO2 = MgFeSiO4
Cu(NO3)2Ca(OH)2 = Cu(OH)2Ca(NO3)2 =>
Cu(NO3)2Ca(OH)2 = Cu(OH)2Ca(NO3)2
Ba(OH)2 + NH4SCN = Ba(SCN)2 + NH3 + H2O =>
Ba(OH)2 + 2 NH4SCN = Ba(SCN)2 + 2 NH3 + 2 H2O
C2H4O2 + HF = C2H5O2{+} + F{-} =>
C2H4O2 + HF = C2H5O2{+} + F{-}
C10H10O + Cl2 = C9H8O + CHCl3 + OH =>
4 C10H10O + 33 Cl2 = 2 C9H8O + 22 CHCl3 + 2 OH
ZnCuSO4 = ZnSO4Cu =>
ZnCuSO4 = ZnSO4Cu
Ba(NO3)2 + NaCO3 = Ba(CO3)2 + NaNO3 =>
Ba(NO3)2 + 2 NaCO3 = Ba(CO3)2 + 2 NaNO3
Mg(OH)2 + NaOH = MgOH + Na(OH)2 =>
Mg(OH)2 + NaOH = MgOH + Na(OH)2
MnSO4 + ZnSO4 + KMnO4 + H2O = [Zn(OH)2MnO2] + KHSO4 + H2SO4 =>
3 MnSO4 + 5 ZnSO4 + 2 KMnO4 + 12 H2O = 5[Zn(OH)2MnO2] + 2 KHSO4 + 6 H2SO4
KMnO4 + HCl = KCl + MnCl2 + H2O + Cl2 =>
2 KMnO4 + 16 HCl = 2 KCl + 2 MnCl2 + 8 H2O + 5 Cl2
Br2 + KCrO2 + NaOH = Na2Cr2O7 + NaBr + KBr + H2O =>
3 Br2 + 2 KCrO2 + 6 NaOH = Na2Cr2O7 + 4 NaBr + 2 KBr + 3 H2O
Al(NO3)2 = Al2O3 + NO2 + O2 =>
4 Al(NO3)2 = 2 Al2O3 + 8 NO2 + O2
FeCuSO4 = FeSO4Cu =>
FeCuSO4 = FeSO4Cu
Mg(OH)2 + NaOH = MgOH + Na(OH)2 =>
Mg(OH)2 + NaOH = MgOH + Na(OH)2
HS{-} + O2 = SO4{2-} + H{+} =>
HS{-} + 2 O2 = SO4{2-} + H{+}
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur07/04/24
Équations équilibrées sur08/03/23
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