| Équations équilibrées la veille |
Zn + Ca = ZnCa
K2Cr2O7 + HCl + H2SO4 = Cr2O3 + K2SO4 + H2O + Cl2 =>
K2Cr2O7 + 6 HCl + H2SO4 = Cr2O3 + K2SO4 + 4 H2O + 3 Cl2
NH3 + SO2 + H2O = NH4HSO3 =>
NH3 + SO2 + H2O = NH4HSO3
H3PO4 + Na2SiO3 = Na3PO4 + H2SiO3 =>
2 H3PO4 + 3 Na2SiO3 = 2 Na3PO4 + 3 H2SiO3
Cr2(SO4)3 + KHCO3 = Cr(OH)3 + K2SO4 + CO2 =>
Cr2(SO4)3 + 6 KHCO3 = 2 Cr(OH)3 + 3 K2SO4 + 6 CO2
C3H7Cl + KOH = C3H7OH + KCl =>
C3H7Cl + KOH = C3H7OH + KCl
Zn(OH)2 + OH{-} = ZnO2{2-} + H2O =>
Zn(OH)2 + 2 OH{-} = ZnO2{2-} + 2 H2O
C2H3O3 + Na2CO3 = C2H2O3Na + CO2 + H2O =>
2 C2H3O3 + Na2CO3 = 2 C2H2O3Na + CO2 + H2O
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
H2 + Pb2 = Pb2H =>
H2 + 2 Pb2 = 2 Pb2H
CH3OH + O2 = CO2 + H2O =>
2 CH3OH + 3 O2 = 2 CO2 + 4 H2O
CaC2 + H2O = C2H2 + Ca(OH)2 =>
CaC2 + 2 H2O = C2H2 + Ca(OH)2
AlBr3 + K2SO4 = KBr + Al2(SO4)3 =>
2 AlBr3 + 3 K2SO4 = 6 KBr + Al2(SO4)3
H2SO4 + NaOH = Na2SO4 + H2O =>
H2SO4 + 2 NaOH = Na2SO4 + 2 H2O
Fe2O3 + C = CO + Fe =>
Fe2O3 + 3 C = 3 CO + 2 Fe
KBr(aq) + CaS(aq) = CaBr(aq) + KS(aq) =>
KBr(aq) + CaS(aq) = CaBr(aq) + KS(aq)
CaCO3 + NHO3 = Ca(NO3)2 + CO2 + H2O =>
CaCO3 + 2 NHO3 = Ca(NO3)2 + CO2 + H2O
CuCl{2} + NaNO{3} = CuNO{3} + NaCl{2} =>
CuCl{2} + NaNO{3} = CuNO{3} + NaCl{2}
BaCl2 + Na3PO4 = NaCl + Ba3(PO4)2 =>
3 BaCl2 + 2 Na3PO4 = 6 NaCl + Ba3(PO4)2
CuSO4 = CuO + O2 + SO2 =>
2 CuSO4 = 2 CuO + O2 + 2 SO2
NaOH + BaBr2 = NaBr + Ba(OH)2 =>
2 NaOH + BaBr2 = 2 NaBr + Ba(OH)2
Al(s) + O2(g) = Al2O3(s) =>
4 Al(s) + 3 O2(g) = 2 Al2O3(s)
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
Ca(NO3)2 + HfO2 = Hf(NO3)4 + CaO =>
2 Ca(NO3)2 + HfO2 = Hf(NO3)4 + 2 CaO
KMnO4 = K2MnO4 + MnO2 + O2 =>
2 KMnO4 = K2MnO4 + MnO2 + O2
KMnO4 + NH3 + KOH = K2MnO4 + N3 + H2O =>
9 KMnO4 + 3 NH3 + 9 KOH = 9 K2MnO4 + N3 + 9 H2O
SnCl2 + NH4OH = NH4Cl2 + SnOH =>
SnCl2 + NH4OH = NH4Cl2 + SnOH
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
H2O + O2 = H2O2 =>
2 H2O + O2 = 2 H2O2
Cr + Ag{+} = Cr{3+} + Ag =>
Cr + 3 Ag{+} = Cr{3+} + 3 Ag
C3H8 + Br2 = C3H5Br3 + HBr =>
C3H8 + 3 Br2 = C3H5Br3 + 3 HBr
As2O3 + Fe = As + FeO =>
As2O3 + 3 Fe = 2 As + 3 FeO
H3PO4 + Mg(OH)2 = Mg3(PO4)2 + H2O =>
2 H3PO4 + 3 Mg(OH)2 = Mg3(PO4)2 + 6 H2O
AgO = Ag + O2 =>
2 AgO = 2 Ag + O2
BaCl2 + Na2SO4 = BaSO4 + NaCl =>
BaCl2 + Na2SO4 = BaSO4 + 2 NaCl
C6H8O6 + Cu{2+} = C6H6O6 + Cu{+} + H{+} =>
C6H8O6 + 2 Cu{2+} = C6H6O6 + 2 Cu{+} + 2 H{+}
H3C6H5O7 + NaOH = Na3C6H5O7 + H2O =>
H3C6H5O7 + 3 NaOH = Na3C6H5O7 + 3 H2O
NH4I + Cl2 = NH4Cl + I2 =>
2 NH4I + Cl2 = 2 NH4Cl + I2
Al(s) + H2SO4(aq) = Al2(SO4)3(aq) + H2(g) =>
2 Al(s) + 3 H2SO4(aq) = Al2(SO4)3(aq) + 3 H2(g)
MnO4{-} + HSO3{-} + OH{-} = MnO4{2-} + HSO4{-} + H2O =>
2 MnO4{-} + HSO3{-} + 2 OH{-} = 2 MnO4{2-} + HSO4{-} + H2O
S8 + O2 = SO3 =>
S8 + 12 O2 = 8 SO3
Cs{+} + O2{4-} = Cs2O =>
4 Cs{+} + O2{4-} = 2 Cs2O
P2O5 + O2 = PO4 =>
2 P2O5 + 3 O2 = 4 PO4
Na2SO4 + BaCl2 = BaSO4 + NaCl =>
Na2SO4 + BaCl2 = BaSO4 + 2 NaCl
AgCl + NH4OH = AgOH + NH4Cl =>
AgCl + NH4OH = AgOH + NH4Cl
AlBr3 + H3PO4 = AlPO4 + HBr =>
AlBr3 + H3PO4 = AlPO4 + 3 HBr
Al + Fe2 = AlFe =>
2 Al + Fe2 = 2 AlFe
H3PO4 + Na2SiO3 = Na3PO4 + H2SiO3 =>
2 H3PO4 + 3 Na2SiO3 = 2 Na3PO4 + 3 H2SiO3
HC2H3O2 + Al(OH)3 = H2O + Al(CH3COO)3 =>
3 HC2H3O2 + Al(OH)3 = 3 H2O + Al(CH3COO)3
Ag(NO3)(aq) + Na3(PO4)(aq) = Ag3(PO4)(s) + Na(NO3)(aq) =>
3 Ag(NO3)(aq) + Na3(PO4)(aq) = Ag3(PO4)(s) + 3 Na(NO3)(aq)
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Équations équilibrées sur01/03/25
Équations équilibrées sur02/02/24
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