Équations équilibrées la veille |
2 K3[Cr(OH)6] + 3 CO2 = 3 K2CO3 + 2 Cr(OH)3 + 3 H2O
Na2[B4O5(OH)4]*8H2O + C4H6O2 = Na2[B4O5(OH)4]*8H2OC4H6O2 =>
Na2[B4O5(OH)4]*8H2O + 8 C4H6O2 = Na2[B4O5(OH)4]*8H2OC4H6O2
H2S + PbCl2 = PbS + H2Cl2 =>
H2S + PbCl2 = PbS + H2Cl2
Na3PO4*12H2O = Na + PO4 + H2O =>
Na3PO4*12H2O = 3 Na + PO4 + 12 H2O
Na2[B4O5(OH)4]*8H2O + C4H6O2 = Na2[B4O5(OH)4]*8H2OC4H6O2 =>
Na2[B4O5(OH)4]*8H2O + 8 C4H6O2 = Na2[B4O5(OH)4]*8H2OC4H6O2
C8H18 + O2 = CO2 + H2O =>
2 C8H18 + 25 O2 = 16 CO2 + 18 H2O
Zn + H2SO4 = ZnSO4 + H2S + H2O =>
4 Zn + 5 H2SO4 = 4 ZnSO4 + H2S + 4 H2O
Zn(s) + CuCl2(aq) = Cu(s) + ZnCl2(aq) =>
Zn(s) + CuCl2(aq) = Cu(s) + ZnCl2(aq)
Na = Na{+} + e =>
Na = Na{+} + e
CuS(s) + HNO3(aq) = CuSO4(aq) + H2O(l) + NO2(g) =>
CuS(s) + 8 HNO3(aq) = CuSO4(aq) + 4 H2O(l) + 8 NO2(g)
CH2CHOH + CH3OH = CH2CHCH2OH + H2O =>
CH2CHOH + CH3OH = CH2CHCH2OH + H2O
LiCl + MgNO3 = LiNO3 + MgCl =>
LiCl + MgNO3 = LiNO3 + MgCl
K4Fe(CN)6 + KMnO4 + H2SO4 = KHSO4 + Fe2(SO4)3 + MnSO4 + HNO3 + CO2 + H2O =>
10 K4Fe(CN)6 + 122 KMnO4 + 299 H2SO4 = 162 KHSO4 + 5 Fe2(SO4)3 + 122 MnSO4 + 60 HNO3 + 60 CO2 + 188 H2O
Mn2 + KClO3 + KOH = K2MnO4 + KCl + H2O =>
Mn2 + 2 KClO3 + 4 KOH = 2 K2MnO4 + 2 KCl + 2 H2O
Na2CO3 + CuSO4 = CuCO3 + Na2SO4 =>
Na2CO3 + CuSO4 = CuCO3 + Na2SO4
Na + H2SO4 = Na2SO4 + H2 =>
2 Na + H2SO4 = Na2SO4 + H2
AgNO3 + NH4NO3 + NaOH = Ag((NH3)2)OH + NaNO3 + H2O =>
AgNO3 + 2 NH4NO3 + 3 NaOH = Ag((NH3)2)OH + 3 NaNO3 + 2 H2O
Na2CO3 + CrBr3 + H2O = NaBr + Cr(OH)3 + CO2 =>
3 Na2CO3 + 2 CrBr3 + 3 H2O = 6 NaBr + 2 Cr(OH)3 + 3 CO2
AlBr3 + K2SO4 = KBr + Al2(SO4)3 =>
2 AlBr3 + 3 K2SO4 = 6 KBr + Al2(SO4)3
Mn2 + KClO3 + KOH = K2MnO4 + KCl + H2O =>
Mn2 + 2 KClO3 + 4 KOH = 2 K2MnO4 + 2 KCl + 2 H2O
NaOH + KAl(SO4)2 = KOH + Al + Na(SO4)2 =>
NaOH + KAl(SO4)2 = KOH + Al + Na(SO4)2
NH3 + CH3CH2CH2Br = HBr + CH3CH2CH2NH2 =>
NH3 + CH3CH2CH2Br = HBr + CH3CH2CH2NH2
FeCl3 + NaHCO3 = Fe2O3 + H2O + CO2 + NaCl =>
2 FeCl3 + 6 NaHCO3 = Fe2O3 + 3 H2O + 6 CO2 + 6 NaCl
Mg + Cu + Zn = MgCuZn =>
Mg + Cu + Zn = MgCuZn
FeCl3 + S = Fe2S3 + Cl2 =>
2 FeCl3 + 3 S = Fe2S3 + 3 Cl2
P + H2O + CuSO4 = HPO3 + H2SO4 + Cu =>
2 P + 6 H2O + 5 CuSO4 = 2 HPO3 + 5 H2SO4 + 5 Cu
Li + Cl2 = LiCl =>
2 Li + Cl2 = 2 LiCl
C2H5Cl + Mg = MgCl2 + C2H5 =>
2 C2H5Cl + Mg = MgCl2 + 2 C2H5
Ba + (CIO3)2 = Ba(CIO3)2 =>
Ba + (CIO3)2 = Ba(CIO3)2
CaCl2 + NaOH = NaCl2CaOH =>
CaCl2 + NaOH = NaCl2CaOH
Fe(OH)3 + Br + KOH = K2FeO4 + KBr + H2O =>
Fe(OH)3 + 3 Br + 5 KOH = K2FeO4 + 3 KBr + 4 H2O
Br2 + NaOH = H2O + NaBrO3 + NaBr =>
3 Br2 + 6 NaOH = 3 H2O + NaBrO3 + 5 NaBr
C2H4O2 + KOH = KC2H3O2 + H2O =>
C2H4O2 + KOH = KC2H3O2 + H2O
H2SeO3SO2 = H2SO3SeO2 =>
H2SeO3SO2 = H2SO3SeO2
Mg + O2 = MgO =>
2 Mg + O2 = 2 MgO
Kl + Pb(NO3)2 = Kl(NO3)2 + Pb =>
Kl + Pb(NO3)2 = Kl(NO3)2 + Pb
Fe + O2 = Fe2O3 =>
4 Fe + 3 O2 = 2 Fe2O3
Al2 + Cl2 = AlCl3 =>
Al2 + 3 Cl2 = 2 AlCl3
C2H5OH + Na = C2H5ONa + H2 =>
2 C2H5OH + 2 Na = 2 C2H5ONa + H2
FeCl3 + C6H5CH3 = C6H5CH2Cl + FeCl2 + HCl =>
2 FeCl3 + C6H5CH3 = C6H5CH2Cl + 2 FeCl2 + HCl
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
CuO + HCl = CuCl2 + H2O =>
CuO + 2 HCl = CuCl2 + H2O
N2 + O2 = NO2 =>
N2 + 2 O2 = 2 NO2
H2SO4 = H2O + SO3 =>
H2SO4 = H2O + SO3
RbNO3 + BeF2 = Be(NO3)2 + RbF =>
2 RbNO3 + BeF2 = Be(NO3)2 + 2 RbF
HCl + Ag(NO3) = HNO3 + AgCl =>
HCl + Ag(NO3) = HNO3 + AgCl
C3H6(OH)2 + KMnO4 + H2SO4 = C2H5COOH + MnSO4 + K2SO4 + H2O =>
5 C3H6(OH)2 + 2 KMnO4 + 3 H2SO4 = 5 C2H5COOH + 2 MnSO4 + K2SO4 + 8 H2O
Mg(NO3)2*6H2O + Fe(NO3)3*9H2O = MgFe5O8 + N2 + H2O + O2 =>
2 Mg(NO3)2*6H2O + 10 Fe(NO3)3*9H2O = 2 MgFe5O8 + 17 N2 + 102 H2O + 43 O2
CH3COOH + H2O = CH3COO + H3O =>
CH3COOH + H2O = CH3COO + H3O
CaCl2 + NaOH = NaCl2CaOH =>
CaCl2 + NaOH = NaCl2CaOH
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