Équations équilibrées la veille |
CH4(g) + 2 O2(g) = CO2(g) + 2 H2O(g)
H3O = H2 + OH =>
H3O = H2 + OH
NaHCO3 + C6H8O7 = C6H5Na3O7 + CO2 + H2O =>
3 NaHCO3 + C6H8O7 = C6H5Na3O7 + 3 CO2 + 3 H2O
Fe2O3 + H2 = Fe + H2O =>
Fe2O3 + 3 H2 = 2 Fe + 3 H2O
H3PO4(aq) + HCl(aq) = PCl5(aq) + H2O =>
H3PO4(aq) + 5 HCl(aq) = PCl5(aq) + 4 H2O
Al(OH)3 + BaSO4 = Ba(OH)2 + Al2(SO4)3 =>
2 Al(OH)3 + 3 BaSO4 = 3 Ba(OH)2 + Al2(SO4)3
H3O = H2 + O2 =>
2 H3O = 3 H2 + O2
CH3Cl + I2 = CH3I + Cl2 =>
2 CH3Cl + I2 = 2 CH3I + Cl2
Fe + Hg2{+} = Fe2{+} + Hg =>
2 Fe + Hg2{+} = Fe2{+} + 2 Hg
NH3 = N2 + H2 =>
2 NH3 = N2 + 3 H2
Li + F2 = LiF =>
2 Li + F2 = 2 LiF
Zn + HCl = ZnCl2 + H2 = =>
Zn + 2 HCl = ZnCl2 + H2
PbCl2 + KI = PbI2 + KCl =>
PbCl2 + 2 KI = PbI2 + 2 KCl
HCl(aq) + NH4HCO3(aq) = NH4Cl + H2O + CO2 =>
HCl(aq) + NH4HCO3(aq) = NH4Cl + H2O + CO2
Mg(H2PO4)2 + Mg(OH)2 = Mg3(PO4)2 + H2O =>
Mg(H2PO4)2 + 2 Mg(OH)2 = Mg3(PO4)2 + 4 H2O
H3PO4 + NaBr = HBr + Na3PO4 =>
H3PO4 + 3 NaBr = 3 HBr + Na3PO4
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
Ca(OH)2 + Cu(NO3)2 = Ca(NO3)2 + Cu(OH)2 =>
Ca(OH)2 + Cu(NO3)2 = Ca(NO3)2 + Cu(OH)2
Cu + O2 = CuO =>
2 Cu + O2 = 2 CuO
HO + IN = HN + IO =>
HO + IN = HN + IO
C8H18 + O2 = CO2 + H2O =>
2 C8H18 + 25 O2 = 16 CO2 + 18 H2O
Li + Ag2S = Ag + Li2S =>
2 Li + Ag2S = 2 Ag + Li2S
At2O7 + H2O = HAtO4 =>
At2O7 + H2O = 2 HAtO4
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
PbO2 + HCl = PbCl2 + Cl2 + H2O =>
PbO2 + 4 HCl = PbCl2 + Cl2 + 2 H2O
INi + K = KNi + I =>
INi + K = KNi + I
Be + HNO3 = Be(NO3)2 + NN4NO3 + H2O =>
12 Be + 30 HNO3 = 12 Be(NO3)2 + NN4NO3 + 15 H2O
MgSO4(aq) + Ba(OH)2(aq) = Mg(OH)2(aq) + BaSO4(aq) =>
MgSO4(aq) + Ba(OH)2(aq) = Mg(OH)2(aq) + BaSO4(aq)
Na3PO4(aq) + KOH(aq) = NaOH(aq) + K3PO4(aq) =>
Na3PO4(aq) + 3 KOH(aq) = 3 NaOH(aq) + K3PO4(aq)
Co + HCl(aq) = CoCl2 + H2 =>
Co + 2 HCl(aq) = CoCl2 + H2
Na + H3PO4 = Na3PO4 + H2 =>
6 Na + 2 H3PO4 = 2 Na3PO4 + 3 H2
Ag2S + NaOH = AgOH + Na2S =>
Ag2S + 2 NaOH = 2 AgOH + Na2S
Cl2O3 + Mg(OH)2 = Mg(ClO2)2 + H2O =>
Cl2O3 + Mg(OH)2 = Mg(ClO2)2 + H2O
KBrO3 + SnCl2 + HCl = Br2 + SnCl4 + KCl + H2O =>
2 KBrO3 + 5 SnCl2 + 12 HCl = Br2 + 5 SnCl4 + 2 KCl + 6 H2O
CO2 + H2O = C6H12O6 + O2 =>
6 CO2 + 6 H2O = C6H12O6 + 6 O2
Zn(OH)2 + Na2SO4 = ZnSO4 + NaOH =>
Zn(OH)2 + Na2SO4 = ZnSO4 + 2 NaOH
NaBH4(s) + HCl(aq) = NaCl(aq) + BH3(aq) + H2(g) =>
NaBH4(s) + HCl(aq) = NaCl(aq) + BH3(aq) + H2(g)
As2(SO4)3 + HNO3 + H2O = H3AsO4 + H2SO4 + NO =>
3 As2(SO4)3 + 4 HNO3 + 16 H2O = 6 H3AsO4 + 9 H2SO4 + 4 NO
C6H12O6 = C2H5OH + CO2 =>
C6H12O6 = 2 C2H5OH + 2 CO2
H4SiO4 + Ba(OH)2 = Ba4(SiO4)2 + H2O =>
2 H4SiO4 + 4 Ba(OH)2 = Ba4(SiO4)2 + 8 H2O
C6H5CH3NO2 + KMnO4 + H2SO4 = MnSO4 + K2SO4 + H2O + C6H5COOHNO2 =>
5 C6H5CH3NO2 + 6 KMnO4 + 9 H2SO4 = 6 MnSO4 + 3 K2SO4 + 14 H2O + 5 C6H5COOHNO2
C9H18 + Cl2 = C9H18Cl2 =>
C9H18 + Cl2 = C9H18Cl2
Na2HPO4 + (NH4)2MoO4 + HNO3 = (NH4)3PMo12O40 + NaNO3 + NH4NO3 + H2O =>
Na2HPO4 + 12(NH4)2MoO4 + 23 HNO3 = (NH4)3PMo12O40 + 2 NaNO3 + 21 NH4NO3 + 12 H2O
C9H18 + Cl2 = C9H17Cl + HCl =>
C9H18 + Cl2 = C9H17Cl + HCl
SrCl2 + NaOH = Sr(OH)2 + NaCl =>
SrCl2 + 2 NaOH = Sr(OH)2 + 2 NaCl
Al(ClO4)3 + Al(OH)3 = AlOH(ClO4)2 =>
2 Al(ClO4)3 + Al(OH)3 = 3 AlOH(ClO4)2
FeCl3 + (NH4)2O = Fe2O3 + NH4Cl =>
2 FeCl3 + 3(NH4)2O = Fe2O3 + 6 NH4Cl
C2H5NHC2H5 + O2 = N2 + CO2 + H2O =>
4 C2H5NHC2H5 + 27 O2 = 2 N2 + 16 CO2 + 22 H2O
PbCO3 = PbO + CO2 =>
PbCO3 = PbO + CO2
Sn + HNO3 = SnO2 + NO2 + H2O =>
Sn + 4 HNO3 = SnO2 + 4 NO2 + 2 H2O
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