Équations équilibrées la veille |
KHSO4(aq) + KOH(aq) = K2SO4(aq) + H2O(l)
NH3(g) + NO2(g) = H2O(g) + N2(g) =>
8 NH3(g) + 6 NO2(g) = 12 H2O(g) + 7 N2(g)
NH4HCO3 + Al2(SO4)3 = Al(HCO3)3 + (NH4)2SO4 =>
6 NH4HCO3 + Al2(SO4)3 = 2 Al(HCO3)3 + 3(NH4)2SO4
RO + H2O = R(OH)2 =>
RO + H2O = R(OH)2
KCl + H2SO4 = K2SO4 + HCl =>
2 KCl + H2SO4 = K2SO4 + 2 HCl
Cl + KBr = BrKCl =>
Cl + KBr = BrKCl
Co(NO3)2 + KOH = Co(OH)2 + KNO3 =>
Co(NO3)2 + 2 KOH = Co(OH)2 + 2 KNO3
NiNO3 + NH3 = [Ni(NH3)3]NO3 =>
NiNO3 + 3 NH3 = [Ni(NH3)3]NO3
Al + O2 = Al2O3 =>
4 Al + 3 O2 = 2 Al2O3
Zn(s) = Zn2(aq) =>
2 Zn(s) = Zn2(aq)
Co(OH)2 + HF = Co(F)2 + H2O =>
Co(OH)2 + 2 HF = Co(F)2 + 2 H2O
Na2O2 + NaI + H2SO4 = I2 + Na2SO4 + H2O =>
Na2O2 + 2 NaI + 2 H2SO4 = I2 + 2 Na2SO4 + 2 H2O
CaI2(aq) + Hg(NO3)2(aq) = Ca(NO3)2 + HgI2 =>
CaI2(aq) + Hg(NO3)2(aq) = Ca(NO3)2 + HgI2
KMnO4 + Na2S + HCl = MnCl2 + S + KCl + NaCl + H2O =>
2 KMnO4 + 5 Na2S + 16 HCl = 2 MnCl2 + 5 S + 2 KCl + 10 NaCl + 8 H2O
Au2S3 + H2 = Au + H2S =>
Au2S3 + 3 H2 = 2 Au + 3 H2S
SO4 + BaCl2 = BaSO4 + Cl =>
SO4 + BaCl2 = BaSO4 + 2 Cl
HNo3 + Ba(OH)2 = HBa + No3(OH)2 =>
HNo3 + Ba(OH)2 = HBa + No3(OH)2
Li2SO3(aq) + V2(CO3)3(s) = Li2CO3(aq) + V2(SO3)3(s) =>
3 Li2SO3(aq) + V2(CO3)3(s) = 3 Li2CO3(aq) + V2(SO3)3(s)
Al2(CO3)3 + HCl(g) = AlCl3 + CO2 + H2O =>
Al2(CO3)3 + 6 HCl(g) = 2 AlCl3 + 3 CO2 + 3 H2O
Mg + Fe2O3 = Fe + MgO =>
3 Mg + Fe2O3 = 2 Fe + 3 MgO
PH2 = P + H2 =>
PH2 = P + H2
Mg(OH)2 + HCI = Mg(CI)2 + H2O =>
Mg(OH)2 + 2 HCI = Mg(CI)2 + 2 H2O
Ag(NO3)(s) + NaCl(s) = AgCl(s) + NaNO3(aq) =>
Ag(NO3)(s) + NaCl(s) = AgCl(s) + NaNO3(aq)
NH4HCO3(s) + H2O(l) = (NH4)2O + H2CO3 =>
2 NH4HCO3(s) + H2O(l) = (NH4)2O + 2 H2CO3
Pb + HCl = PbCl2 + H2 =>
Pb + 2 HCl = PbCl2 + H2
Li2SO3(aq) + V2(CO3)3(s) = Li2CO3(aq) + V2(SO3)3(s) =>
3 Li2SO3(aq) + V2(CO3)3(s) = 3 Li2CO3(aq) + V2(SO3)3(s)
POCl3 + H2O = PO5H5 + HCl =>
POCl3 + 4 H2O = PO5H5 + 3 HCl
Al + Fe2O3 = Al2O3 + Fe =>
2 Al + Fe2O3 = Al2O3 + 2 Fe
FeSCN + HCl = FeCl4 + H + SCN =>
FeSCN + 4 HCl = FeCl4 + 4 H + SCN
Sb + H2O + Br2 = HBr + H3SbO3 =>
2 Sb + 6 H2O + 3 Br2 = 6 HBr + 2 H3SbO3
ZnS + Ca(NO3)2 = Zn(NO3)2 + CaS =>
ZnS + Ca(NO3)2 = Zn(NO3)2 + CaS
Cl + KBr = ClBr + K =>
Cl + KBr = ClBr + K
NaN3 = Na + N2 =>
2 NaN3 = 2 Na + 3 N2
Cl + KBr = KCl + Br2 =>
2 Cl + 2 KBr = 2 KCl + Br2
K4[Fe(CN)6] + FeSO4 = K2SO4 + K2Fe[Fe(CN)6] =>
K4[Fe(CN)6] + FeSO4 = K2SO4 + K2Fe[Fe(CN)6]
HgO = Hg + O2 =>
2 HgO = 2 Hg + O2
CaCl2 + Hg = HgCl + Ca =>
CaCl2 + 2 Hg = 2 HgCl + Ca
FeCl2 + Cl = FeCl3 =>
FeCl2 + Cl = FeCl3
Al(OH)3 + H2CO3 = Al2(CO3)3 + H2O =>
2 Al(OH)3 + 3 H2CO3 = Al2(CO3)3 + 6 H2O
Se + Cl2 + H2O = H2SeO4 + HCl =>
Se + 3 Cl2 + 4 H2O = H2SeO4 + 6 HCl
(NH4)2S + Fe(NO3)3 = NH4NO3 + Fe2S3 =>
3(NH4)2S + 2 Fe(NO3)3 = 6 NH4NO3 + Fe2S3
N2 + O2 = N2O =>
2 N2 + O2 = 2 N2O
SbCl3Sb + Cl2 = SbCl3 =>
2 SbCl3Sb + 3 Cl2 = 4 SbCl3
BeF2 + K2O = BeO + K2F2 =>
BeF2 + K2O = BeO + K2F2
NH4SCN + FeBr3 = Fe(SCN)3 + NH4Br =>
3 NH4SCN + FeBr3 = Fe(SCN)3 + 3 NH4Br
Mg(s) + HCl(aq) = MgCl2(aq) + H2(g) =>
Mg(s) + 2 HCl(aq) = MgCl2(aq) + H2(g)
FeSO4 + Cu(NO3)2 = CuSO4 + Fe(NO3)2 =>
FeSO4 + Cu(NO3)2 = CuSO4 + Fe(NO3)2
MnCl2 + KMnO4 + H2O = MnO2 + KCl + HCl =>
3 MnCl2 + 2 KMnO4 + 2 H2O = 5 MnO2 + 2 KCl + 4 HCl
Be + Si = BeSi =>
Be + Si = BeSi
Cu2O + H2O + CO2 = CuCO3CuOH2 =>
Cu2O + H2O + CO2 = CuCO3CuOH2
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