Équations équilibrées la veille |
2 HCl + 2 Na + O = 2 NaCl + H2O
HgO = Hg + O2 =>
2 HgO = 2 Hg + O2
S8 + F2 = SF6 =>
S8 + 24 F2 = 8 SF6
C6H6 + O2 = CO + H2O =>
2 C6H6 + 9 O2 = 12 CO + 6 H2O
Fe + HCl = FeCl3 + H2 =>
2 Fe + 6 HCl = 2 FeCl3 + 3 H2
HI + Fe(OH)3 = H2O + FeI3 =>
3 HI + Fe(OH)3 = 3 H2O + FeI3
FeSO4 + NaOH = Fe(OH)2 + Na2SO4 =>
FeSO4 + 2 NaOH = Fe(OH)2 + Na2SO4
K + HBr = KBr3 + H2 =>
2 K + 6 HBr = 2 KBr3 + 3 H2
ClO3K + I2 + H2O = IO3K + IO3H + ClH =>
5 ClO3K + 3 I2 + 3 H2O = 5 IO3K + IO3H + 5 ClH
Cu + FeSO4 = CuSO4 + Fe =>
Cu + FeSO4 = CuSO4 + Fe
Cr2O3 = Cr + O2 =>
2 Cr2O3 = 4 Cr + 3 O2
Ba(OH)2 + Fe2(SO4)3 = BaSO4 + Fe(OH)3 =>
3 Ba(OH)2 + Fe2(SO4)3 = 3 BaSO4 + 2 Fe(OH)3
Ca(ClO3)2 = CaCl2 + O2 =>
Ca(ClO3)2 = CaCl2 + 3 O2
C2H4Br2 + Zn = C2H4 + Br2Zn =>
C2H4Br2 + Zn = C2H4 + Br2Zn
PbOH2SO4 = PbSO4H2O =>
PbOH2SO4 = PbSO4H2O
SO3 + H2O = H2SO4 =>
SO3 + H2O = H2SO4
C5H12 + O2 = CO2 + H2O =>
C5H12 + 8 O2 = 5 CO2 + 6 H2O
C6H6 + O = CO2 + H2O =>
C6H6 + 15 O = 6 CO2 + 3 H2O
K(Cl) + Ag(NO3) = K(NO3) + Ag(Cl) =>
K(Cl) + Ag(NO3) = K(NO3) + Ag(Cl)
C8H18 + O2 = CO2 + H2O =>
2 C8H18 + 25 O2 = 16 CO2 + 18 H2O
C3H7OH + C3H6 = C6H14O =>
C3H7OH + C3H6 = C6H14O
PbBr2 + HCl = HBr + PbCl2 =>
PbBr2 + 2 HCl = 2 HBr + PbCl2
K2OH + CO2 = K2CO3 + H2 =>
2 K2OH + 2 CO2 = 2 K2CO3 + H2
A1(OH)3 + HNO3 = A1(NO3)3 + H2O =>
A1(OH)3 + 3 HNO3 = A1(NO3)3 + 3 H2O
FeCl3(aq) + H2SO4(aq) = Fe2(SO4)3 + HCl =>
2 FeCl3(aq) + 3 H2SO4(aq) = Fe2(SO4)3 + 6 HCl
HNO3 + S = NO2 + H2O + H2SO4 =>
6 HNO3 + S = 6 NO2 + 2 H2O + H2SO4
Al2S3 + HBr = AlBr3 + H2S =>
Al2S3 + 6 HBr = 2 AlBr3 + 3 H2S
C6H6 + Br2 = C6H5Br + HBr =>
C6H6 + Br2 = C6H5Br + HBr
C2H6O + KMnO4 = CH3COOH + MnO2 + KOH + H2O =>
3 C2H6O + 4 KMnO4 = 3 CH3COOH + 4 MnO2 + 4 KOH + H2O
Fe(OH)3 = Fe2O3 + H2O =>
2 Fe(OH)3 = Fe2O3 + 3 H2O
Al2S3 + HBr = AlBr3 + H2S =>
Al2S3 + 6 HBr = 2 AlBr3 + 3 H2S
AlBr3 + K = KBr + Al =>
AlBr3 + 3 K = 3 KBr + Al
CuS = Cu + S8 =>
8 CuS = 8 Cu + S8
Fr + Po = Fr2Po =>
2 Fr + Po = Fr2Po
Na2Zn(OH)4 + H2O2 = H2O + NaOH + ZnO2 =>
Na2Zn(OH)4 + H2O2 = 2 H2O + 2 NaOH + ZnO2
Fe(SCN)3 + Na2SO3 + H2O = Fe(SCN)2 + Na2SO4 + HSCN =>
2 Fe(SCN)3 + Na2SO3 + H2O = 2 Fe(SCN)2 + Na2SO4 + 2 HSCN
CaH2OCa(OH)2H2 = Ca + H2O =>
CaH2OCa(OH)2H2 = 2 Ca + 3 H2O
Cr2O3 = Cr + O2 =>
2 Cr2O3 = 4 Cr + 3 O2
KOH + HBr = KBr + H2O =>
KOH + HBr = KBr + H2O
SO3 + H2O = H2SO4 =>
SO3 + H2O = H2SO4
CaH2OCa(OH)2H2 = Ca + H2O =>
CaH2OCa(OH)2H2 = 2 Ca + 3 H2O
Ag + Cl2 = AgCl =>
2 Ag + Cl2 = 2 AgCl
Pb(NO3)2(aq) + K2SO4 = PbSO4(s) + KNO3 =>
Pb(NO3)2(aq) + K2SO4 = PbSO4(s) + 2 KNO3
Br2 + H2 = Br2H2 =>
Br2 + H2 = Br2H2
C3H7OH(l) + O2 = CO2(g) + H2O(l) =>
2 C3H7OH(l) + 9 O2 = 6 CO2(g) + 8 H2O(l)
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
MnO2 + H2O2 = MnH2 + O2 =>
MnO2 + H2O2 = MnH2 + 2 O2
HCN + Cr(OH)2 = Cr(CN)2 + H2O =>
2 HCN + Cr(OH)2 = Cr(CN)2 + 2 H2O
Al + Ag2S = Al2S3 + Ag =>
2 Al + 3 Ag2S = Al2S3 + 6 Ag
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