Équations équilibrées la veille |
2 Se + H2O2 + 4 NaOH = 2 Na2SeO3 + 3 H2
Cu(s) + O2(g) = CuO2(s) =>
Cu(s) + O2(g) = CuO2(s)
S8 + O2 = SO3 =>
S8 + 12 O2 = 8 SO3
FeS + HCl = FeCl2 + H2S =>
FeS + 2 HCl = FeCl2 + H2S
NO2 + O2 + H2O = HNO3 =>
4 NO2 + O2 + 2 H2O = 4 HNO3
BaCl2(aq) + Na2SO4(aq) = BaSO4 + NaCl =>
BaCl2(aq) + Na2SO4(aq) = BaSO4 + 2 NaCl
COCl4(H2O) = COCl4 + H2O =>
COCl4(H2O) = COCl4 + H2O
Li2CO3 + Cu(NO3)2 = LiNO3 + CuCO3 =>
Li2CO3 + Cu(NO3)2 = 2 LiNO3 + CuCO3
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
Li + AlCl3 = LiCl + Al =>
3 Li + AlCl3 = 3 LiCl + Al
Al + S8 = Al2S3 =>
16 Al + 3 S8 = 8 Al2S3
C17H33COOHHBr = C17H34BrCOOH =>
C17H33COOHHBr = C17H34BrCOOH
KBr + BaCl2 = KCl + BaBr2 =>
2 KBr + BaCl2 = 2 KCl + BaBr2
Pb(NO3)2 + FeBr2 = PbBr2 + Fe(NO3)2 =>
Pb(NO3)2 + FeBr2 = PbBr2 + Fe(NO3)2
Mg(OH)2N2O3 = Mg(NO2)2H2O =>
Mg(OH)2N2O3 = Mg(NO2)2H2O
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
Fe3O4 + HNO3 = Fe(NO3)3 + NH3 + H2O =>
8 Fe3O4 + 73 HNO3 = 24 Fe(NO3)3 + NH3 + 35 H2O
Al(OH)3 + HBr = AlBr3 + H2O =>
Al(OH)3 + 3 HBr = AlBr3 + 3 H2O
AgNO3(aq) + Na3PO4(aq) = Ag3PO4(s) + NaNO3(aq) =>
3 AgNO3(aq) + Na3PO4(aq) = Ag3PO4(s) + 3 NaNO3(aq)
C20H14O4HCl = C20H15O4Cl =>
C20H14O4HCl = C20H15O4Cl
K2S + HNO3 = KNO3 + H2S =>
K2S + 2 HNO3 = 2 KNO3 + H2S
Ag2CO3 + CrO7{-2} = Ag2O7{-2} + CrCO3 =>
Ag2CO3 + CrO7{-2} = Ag2O7{-2} + CrCO3
H2SO4 + KOH = K2SO4 + H2O =>
H2SO4 + 2 KOH = K2SO4 + 2 H2O
H3BO3 + C = B4C + CO + H2O =>
4 H3BO3 + 7 C = B4C + 6 CO + 6 H2O
C2H6O + O2 = CO2 + H2O =>
C2H6O + 3 O2 = 2 CO2 + 3 H2O
KClO3 + SO2 = K2SO4 + ClO2 =>
2 KClO3 + SO2 = K2SO4 + 2 ClO2
CH3CH2OH + O2 = H2O + CH3COOH =>
CH3CH2OH + O2 = H2O + CH3COOH
H2O + NH3 + SO2 = N2H8SO3 =>
H2O + 2 NH3 + SO2 = N2H8SO3
C2H2(g) + O(g) = CO2(g) + H2O(l) =>
C2H2(g) + 5 O(g) = 2 CO2(g) + H2O(l)
C5H5 + Fe = Fe(C5H5)2 =>
2 C5H5 + Fe = Fe(C5H5)2
Na + O2 = Na2O =>
4 Na + O2 = 2 Na2O
Ba + S = BaS4 =>
Ba + 4 S = BaS4
Pb + H2SO3 = Pb2(SO3) + H2 =>
2 Pb + H2SO3 = Pb2(SO3) + H2
ClCH2CO2HNaOH = H2OClCH2COONa =>
ClCH2CO2HNaOH = H2OClCH2COONa
Mn + Bi(NO3)3 = Mn(NO3)2 + Bi =>
3 Mn + 2 Bi(NO3)3 = 3 Mn(NO3)2 + 2 Bi
Co{2+} + O2 = Co{3+} + O2{-2} =>
2 Co{2+} + O2 = 2 Co{3+} + O2{-2}
Zn + Ca(OH)2 = ZnCaO2 + H2 =>
Zn + Ca(OH)2 = ZnCaO2 + H2
NH4Br + Ca(OH)2 = NH3 + H2O + CaBr2 =>
2 NH4Br + Ca(OH)2 = 2 NH3 + 2 H2O + CaBr2
HCl + MgO = MgCl2 + H2O =>
2 HCl + MgO = MgCl2 + H2O
HNO3 + FeO = Fe(NO3)3 + H2O + NO =>
10 HNO3 + 3 FeO = 3 Fe(NO3)3 + 5 H2O + NO
SO2 + HCl = SO2Cl2 + H2 =>
SO2 + 2 HCl = SO2Cl2 + H2
C3H3 + O2 = CO2 + H2O =>
4 C3H3 + 15 O2 = 12 CO2 + 6 H2O
KNO3(aq) + Na2CO3(aq) = K2CO3 + NaNO3 =>
2 KNO3(aq) + Na2CO3(aq) = K2CO3 + 2 NaNO3
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
KMnO4 + K2C2O4 + HCl = MnCl2 + CO2 + KCl + H2O =>
2 KMnO4 + 5 K2C2O4 + 16 HCl = 2 MnCl2 + 10 CO2 + 12 KCl + 8 H2O
C2H3ClO2NH3 = C2H5N1O2HCl =>
C2H3ClO2NH3 = C2H5N1O2HCl
HNO3 + P4S7 = H3PO4 + H2SO4 + NO2 + H2O =>
62 HNO3 + P4S7 = 4 H3PO4 + 7 H2SO4 + 62 NO2 + 18 H2O
AlCl + Ag = AgCl + Al =>
AlCl + Ag = AgCl + Al
C2H4(g)H2O(l) = C2H5OH(l) =>
C2H4(g)H2O(l) = C2H5OH(l)
NaCl + BeF{2} = NaFBeCl{2} =>
NaCl + BeF{2} = NaFBeCl{2}
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