Équations équilibrées la veille |
AgNO3 + 2 CO2 = AgCO3 + CO + NO3
CH2 + HCl = CH3CH2Cl =>
2 CH2 + HCl = CH3CH2Cl
CH3CH2Cl + Br = CH3CH2Br + Cl =>
CH3CH2Cl + Br = CH3CH2Br + Cl
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
N2(g) + O2(g) + H2O = HNO3(aq) =>
2 N2(g) + 5 O2(g) + 2 H2O = 4 HNO3(aq)
PbOH2SO4 = PbSO4H2O =>
PbOH2SO4 = PbSO4H2O
FeCl3HCl = FeHCl4 =>
FeCl3HCl = FeHCl4
CH3CH2Cl + Br = CH3CH2Br + Cl =>
CH3CH2Cl + Br = CH3CH2Br + Cl
C6H5COOH + H2O = C6H5COO{-} + H3O{+} =>
C6H5COOH + H2O = C6H5COO{-} + H3O{+}
Ca(OH)2 + (NH4) + SO4 = CaSO4 + NH3 + H2O =>
Ca(OH)2 + 2(NH4) + SO4 = CaSO4 + 2 NH3 + 2 H2O
Zn(C2H3O2)2 + Na2S = ZnS + Na(C2H3O2) =>
Zn(C2H3O2)2 + Na2S = ZnS + 2 Na(C2H3O2)
ZrSiO4 + NH4F = (NH4)3ZrF7 + (NH4)2SiF6 + H2O + NH3 =>
ZrSiO4 + 13 NH4F = (NH4)3ZrF7 + (NH4)2SiF6 + 4 H2O + 8 NH3
O2 = O3 =>
3 O2 = 2 O3
H2SO4 + NaOH = NaSO4H + H2O =>
H2SO4 + NaOH = NaSO4H + H2O
Na2[Fe(OH)4] + Cl2 = NaCl + Fe(OH)4 =>
Na2[Fe(OH)4] + Cl2 = 2 NaCl + Fe(OH)4
FeCl3HCl = FeHCl4 =>
FeCl3HCl = FeHCl4
Na2[Fe(OH)4] + Cl2 = NaCl + Fe(OH)4 =>
Na2[Fe(OH)4] + Cl2 = 2 NaCl + Fe(OH)4
AgNO3 + NH3*H2O = Ag2O + NH4NO3 + H2O =>
2 AgNO3 + 2 NH3*H2O = Ag2O + 2 NH4NO3 + H2O
Ca + P = Ca3P2 =>
3 Ca + 2 P = Ca3P2
C11H21O2H2COOH + O2 = CO2 + H2O =>
C11H21O2H2COOH + 16 O2 = 12 CO2 + 12 H2O
Ca(OH)2 + H2(CrO4) = H2O + CaCrO4 =>
Ca(OH)2 + H2(CrO4) = 2 H2O + CaCrO4
HCl + CaCO3 = CaCl2 + H2O + CO2 =>
2 HCl + CaCO3 = CaCl2 + H2O + CO2
K2CrO4 + Na2SO3 + HCl = KCl + Na2SO4 + CrCl3 + H2O =>
2 K2CrO4 + 3 Na2SO3 + 10 HCl = 4 KCl + 3 Na2SO4 + 2 CrCl3 + 5 H2O
KBr + MgBr2 = KBr2 + MgBr =>
KBr + MgBr2 = KBr2 + MgBr
Na2[Fe(OH)4] + Cl2 = NaCl + Fe(OH)4 =>
Na2[Fe(OH)4] + Cl2 = 2 NaCl + Fe(OH)4
KBrO3 + KBr + HNO3 = KNO3 + Br2 + H2O =>
KBrO3 + 5 KBr + 6 HNO3 = 6 KNO3 + 3 Br2 + 3 H2O
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
PbS + NaI = PbI2 + Na2S =>
PbS + 2 NaI = PbI2 + Na2S
Ph3SnCl + NaOH = Ph3SnOH + NaCl =>
Ph3SnCl + NaOH = Ph3SnOH + NaCl
CuSO4*3H2O = CuSO4 + H2O =>
CuSO4*3H2O = CuSO4 + 3 H2O
Mg + HCl = MgCl2 + H2 =>
Mg + 2 HCl = MgCl2 + H2
Na2SO4 + PbNO3 = Na2NO3 + PbSO4 =>
Na2SO4 + PbNO3 = Na2NO3 + PbSO4
HCl + NaOH = NaCl + H2O =>
HCl + NaOH = NaCl + H2O
C3H6O4 + H2O = C3H5O4 + H3O =>
C3H6O4 + H2O = C3H5O4 + H3O
C12H23 + O = CO2 + H2O =>
2 C12H23 + 71 O = 24 CO2 + 23 H2O
FeSO4 + KSCN + H2SO4 = Fe(SCN)3 + K2SO4 + H2 =>
2 FeSO4 + 6 KSCN + H2SO4 = 2 Fe(SCN)3 + 3 K2SO4 + H2
Cu + HNO3 = Cu(NO3)2 + NO2 + H2O =>
Cu + 4 HNO3 = Cu(NO3)2 + 2 NO2 + 2 H2O
Al + FeBr2 = Fe + Al(Br2)3 =>
Al + 3 FeBr2 = 3 Fe + Al(Br2)3
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
Calciumhydride + Water = calciumhydroxide + hydrogen =>
CaH2 + 2 H2O = Ca(OH)2 + 2 H2
Ca(OH)2 + HCl = Ca(OH)2Cl + H2 =>
2 Ca(OH)2 + 2 HCl = 2 Ca(OH)2Cl + H2
Ni(OH)2(s) = NiO(s) + H2O(l) =>
Ni(OH)2(s) = NiO(s) + H2O(l)
Ca5(PO4)3F + H2SO4 = H3PO4 + HF + CaSO4 =>
Ca5(PO4)3F + 5 H2SO4 = 3 H3PO4 + HF + 5 CaSO4
NH4NO3 + Mg(OH)2 = NH4OH + Mg(NO3)2 =>
2 NH4NO3 + Mg(OH)2 = 2 NH4OH + Mg(NO3)2
Bi(NO3)3(aq) + Na2S(aq) = Bi2S3(s) + NaNO3(aq) =>
2 Bi(NO3)3(aq) + 3 Na2S(aq) = Bi2S3(s) + 6 NaNO3(aq)
HPO32{-} + H2O = H2PO2{-} + OH =>
HPO32{-} + 31 H2O = H2PO2{-} + 61 OH
Fe{2+} + KMnO4 + H{+} = Fe{3+} + Mn{2+} + K{+} + H2O =>
5 Fe{2+} + KMnO4 + 8 H{+} = 5 Fe{3+} + Mn{2+} + K{+} + 4 H2O
Hg + H2SO4 = HgSO4 + H2O + SO2 =>
Hg + 2 H2SO4 = HgSO4 + 2 H2O + SO2
Al + CuSO4 = Al2(SO4)3 + Cu =>
2 Al + 3 CuSO4 = Al2(SO4)3 + 3 Cu
SO3H2O = H2SO4 =>
SO3H2O = H2SO4
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