Équations équilibrées la veille |
Cu(OH)2 + 2 NaCl = CuCl2 + Na2O + H2O
CaCO3 + C6H8O7 = Ca(C6H7O7)2 + CO2 + H2O =>
CaCO3 + 2 C6H8O7 = Ca(C6H7O7)2 + CO2 + H2O
Mg(s) + HCl(l) = MgCl2(l) + H2(g) =>
Mg(s) + 2 HCl(l) = MgCl2(l) + H2(g)
CrBr3 + Cl = Br2 + CrCl =>
2 CrBr3 + 2 Cl = 3 Br2 + 2 CrCl
Cu + O2 = Cu2O =>
4 Cu + O2 = 2 Cu2O
HgO = Hg + O2 =>
2 HgO = 2 Hg + O2
C3H8 + Br2 = C3Br8 + H2 =>
C3H8 + 4 Br2 = C3Br8 + 4 H2
Pb + NaCl = PbCl2 + Na =>
Pb + 2 NaCl = PbCl2 + 2 Na
Ca(OH)2 + SeO2 = CaSeO3 + H2O =>
Ca(OH)2 + SeO2 = CaSeO3 + H2O
Mg + KNO3 + KOH + H2O = K2[Mg(OH)4] + NH3 =>
4 Mg + KNO3 + 7 KOH + 6 H2O = 4 K2[Mg(OH)4] + NH3
MgCO3 + HCl = MgCl2 + H2O + CO2 =>
MgCO3 + 2 HCl = MgCl2 + H2O + CO2
KI + Cr = KCr + I2 =>
2 KI + 2 Cr = 2 KCr + I2
NO2 + H2O = HNO3 + NO =>
3 NO2 + H2O = 2 HNO3 + NO
CH3CH2Cl + NaOH = CH3CHCH2 + H2O + NaCl =>
3 CH3CH2Cl + 3 NaOH = 2 CH3CHCH2 + 3 H2O + 3 NaCl
H2SO3 + CaCl2 = Ca2(SO3)2 + HCl =>
2 H2SO3 + 2 CaCl2 = Ca2(SO3)2 + 4 HCl
Na3(PO4) + HNO3 = NaNO3 + H3PO4 =>
Na3(PO4) + 3 HNO3 = 3 NaNO3 + H3PO4
HCOOH + NaOH = H2O + HCOONa =>
HCOOH + NaOH = H2O + HCOONa
CaCl2 + Br2 = BrCl + Ca =>
CaCl2 + Br2 = 2 BrCl + Ca
Zn(OH)2 + HNO3 + H2O = [Zn(H2O)6](NO3)2 =>
Zn(OH)2 + 2 HNO3 + 4 H2O = [Zn(H2O)6](NO3)2
Mg(s) + HCl(l) = MgCl2 + H2 =>
Mg(s) + 2 HCl(l) = MgCl2 + H2
Li + O2 = Li2O =>
4 Li + O2 = 2 Li2O
Fe + O2 = Fe2O3 =>
4 Fe + 3 O2 = 2 Fe2O3
Cr(NO3)3 + (NH4) = NH4NO3 + Cr =>
Cr(NO3)3 + 3(NH4) = 3 NH4NO3 + Cr
Na3PO4 + HCl = NaCl + H3PO4 =>
Na3PO4 + 3 HCl = 3 NaCl + H3PO4
Fe(HSO3)(NO2) + Pb(MnO4)4 + H2SO4 = Fe2(SO4)3 + Fe(NO3)3 + MnSO4 + PbSO4 + H2O =>
66 Fe(HSO3)(NO2) + 15 Pb(MnO4)4 + 75 H2SO4 = 22 Fe2(SO4)3 + 22 Fe(NO3)3 + 60 MnSO4 + 15 PbSO4 + 108 H2O
AlCl3 + KBr = AlBr3 + KCl =>
AlCl3 + 3 KBr = AlBr3 + 3 KCl
Mg(s) + HCl(l) = MgCl2(s) + H2(g) =>
Mg(s) + 2 HCl(l) = MgCl2(s) + H2(g)
N1H4N1O3 = N2 + O2 + H2O1 =>
2 N1H4N1O3 = 2 N2 + O2 + 4 H2O1
CaCO3 + C6H8O7 = Ca2(C6H6O7)2 + CO2 + H2O =>
2 CaCO3 + 2 C6H8O7 = Ca2(C6H6O7)2 + 2 CO2 + 2 H2O
K[Al(OH)3] + H2O = Al(OH)3 + KOH + H =>
K[Al(OH)3] + H2O = Al(OH)3 + KOH + H
(NH4)2SO4 + HNO3 = NH4NO3 + H2SO4 =>
(NH4)2SO4 + 2 HNO3 = 2 NH4NO3 + H2SO4
HF + Fe(OH)3 = H2O + FeF3 =>
3 HF + Fe(OH)3 = 3 H2O + FeF3
NIO + H2 = NI + H2O =>
NIO + H2 = NI + H2O
KCl + HNO3 + PbO2 = Pb(NO3)2 + Cl2 + KNO3 + H2O =>
2 KCl + 4 HNO3 + PbO2 = Pb(NO3)2 + Cl2 + 2 KNO3 + 2 H2O
AgNO3(aq) + NaCl(aq) = AgCl(s) + NaNO3(aq) =>
AgNO3(aq) + NaCl(aq) = AgCl(s) + NaNO3(aq)
KI + C6H5Cl = KCl + C6H5I =>
KI + C6H5Cl = KCl + C6H5I
H2S + O2 = SO2 + H2O =>
2 H2S + 3 O2 = 2 SO2 + 2 H2O
Pb(OH)2 + HCl = H2O + PbCl2 =>
Pb(OH)2 + 2 HCl = 2 H2O + PbCl2
Fe3O4 + K2Cr2O7 + HCl = KCr2O7 + KCl + HFe3O4 =>
Fe3O4 + K2Cr2O7 + HCl = KCr2O7 + KCl + HFe3O4
KOH + HF = KF + H2O =>
KOH + HF = KF + H2O
Ca(NO3)2 + Na2S = CaS + NaNO3 =>
Ca(NO3)2 + Na2S = CaS + 2 NaNO3
Fe0 + NaCl = Fe3Cl2 + Na203 =>
609 Fe0 + 406 NaCl = 203 Fe3Cl2 + 2 Na203
Ba + SO3 = Ba(SO3) =>
Ba + SO3 = Ba(SO3)
Na2Br + Cl = NaCl + Br =>
Na2Br + 2 Cl = 2 NaCl + Br
NH3 + Fe(NO3)3 = FeN + HNO3 =>
NH3 + Fe(NO3)3 = FeN + 3 HNO3
KI(aq) + H2SO4(aq) = K2SO4 + I2 + H2S + H2O =>
8 KI(aq) + 5 H2SO4(aq) = 4 K2SO4 + 4 I2 + H2S + 4 H2O
N2 + MgO = Mg3N2 + O2 =>
2 N2 + 6 MgO = 2 Mg3N2 + 3 O2
NaCl = Na + Cl2 =>
2 NaCl = 2 Na + Cl2
C6H6 + IBr = C6H5Br + IH =>
C6H6 + IBr = C6H5Br + IH
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
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