Home
Class 12
CHEMISTRY
E("cell")^(@) for the redox reaction 2Ag...

`E_("cell")^(@)` for the redox reaction `2Ag^(+)(aq) + Cu to Cu^(2+)(aq) + 2Ag` is 0.46 V. Calculate the equilibrium constant of the reaction.

Text Solution

Verified by Experts

`E_("cell")^(@)` for the given reation = `(0.059)/(2) "log" K = 0.46 V " (or) " log K = (0.46 xx 2)/(0.059) = 15.6`
Equilibrium constant, `K = 10^(15.6) = 3.9 xx 10^(15)`.
Promotional Banner

Topper's Solved these Questions

  • ELECTROCHEMISTRY

    AAKASH SERIES|Exercise EXERCISE - 4.1.1|14 Videos

  • ELECTROCHEMISTRY

    AAKASH SERIES|Exercise EXERCISE - 4.1.2|13 Videos

  • DILUTE SOLUTIONS

    AAKASH SERIES|Exercise EXERCISE - 1.2|55 Videos

  • ELEMENTS OF D - BLOCK

    AAKASH SERIES|Exercise EXERCISE - 5.2|33 Videos

Similar Questions

Explore conceptually related problems

E_("cell")^(@) for the redox reation 2Ag_((aq))^(+)Cu rarr Cu_((aq))^(2+) +2Ag is 0.46V. Calculate the equibilrium constant of the reaction.

The standard e.m.f. for the cell reaction, 2Cu^(+)(aq) to Cu(s) + Cu^(2+)(aq) is + 0.36V at 298 K. The equilibrium constant of the reaction is

Calculate the standard cell potentials of galvanic cell in which the following reactions take place. (i) 2Cr(s) + 3Cd^(2+)(aq) to 2Cr^(3+) (aq) + 3Cd (ii) Fe^(2+)(aq) + Ag^(+)(aq) to Fe^(3+)(aq) + Ag(s) Calculate the ΔrG and equilibrium constant of the reactions.

If the E_("cell") of an equlibrium reaction A( s) + 2B^(+ (aq) hArr A^(2+) (aq) + 2B(s ) at 298 K is 0.59 V , the equlibrium constant K, is

E^@ of In^(3+), In^(+) and Cu^(2+)m Cu^(+) are -0.4 V and -0.42 V respectively, Calculate the equilibrium constant for the reaction. In^(2+) + Cu^(2+) to In^(3+) + Cu^(+) at 25^@C .

The e.m.f. of the cell reaction Zn_((s)) + Cu_((aq))^(+2) to Zn_((aq))^(+2) + Cu_((s)) is 1.1 V. Calculate the free energy of the cell reaction.

For the reaction Pt// H_2 (1 atm) // H^(+) (aq) // // Cl^(-) (aq) // AgCl // Ag , K_(c) (equilibrium constant ) is represented as

The cell in which the following reaction occurs: 2Fe^(3+)(aq) + 2I^(-)(aq) to 2Fe^(2+) (aq) + I_(2)(s) has E_("cell")^(0)= 0.236 V at 298 K. Calculate the standard Gibbs energy and the equilibrium constant of the cell reaction .

Ag^(+) + e^(-) rarr Ag, E^(0) = + 0.8 V and Zn^(2+) + 2e^(-) rarr Zn, E^(0) = -076 V . Calculate the cell potential for the reaction, 2Ag + Zn^(2+) rarr Zn + 2Ag^(+)

AAKASH SERIES-ELECTROCHEMISTRY -PRACTICE EXERCISE
  1. E("cell")^(@) for the redox reaction 2Ag^(+)(aq) + Cu to Cu^(2+)(aq) +...

    Text Solution

    |

  2. During electrolysis of a solution of AgNO(3) , 9650 coulombs of charge...

    Text Solution

    |

  3. In which one of the following one faraday of electricity liberates 1/2...

    Text Solution

    |

  4. On passing 3 amperes of electricity for 50 minutes, 1.8 gm metal depos...

    Text Solution

    |

  5. How many coulombs are required for the oxidation of 1 mole of H(2)O(2)...

    Text Solution

    |

  6. 1 coulomb of electricity produces m kg of a substance 'X'. The electro...

    Text Solution

    |

  7. The quantity of electricity required to liberate 112cm^(3) of hyrogen...

    Text Solution

    |

  8. A current of 0.5 ampere when passed through AgNO(3) solution for 193 ...

    Text Solution

    |

  9. The charge of an electron is 1.6xx10^(-19)C. How many electrons pass t...

    Text Solution

    |

  10. The passage of electricity through dil H(2)SO(4) for 16 minutes libe...

    Text Solution

    |

  11. Silver is monovalent and has atomic mass of 108. Copper is divalent an...

    Text Solution

    |

  12. What is the electrochemical equivalent ( in g "coulomb"^(-1)) of silve...

    Text Solution

    |

  13. An electric current is passed through silver voltameter connected to a...

    Text Solution

    |

  14. An electrolytic cell contains a solution of Ag(2)SO(4) and platinum e...

    Text Solution

    |

  15. The volume of O(2) at STP liberated by 5 amperes flowing for 193 sec t...

    Text Solution

    |

  16. 4.5 g of aluminium (at. Mass 27 amu) is deposited at cathode from a mo...

    Text Solution

    |

  17. If 36 g. of Al is deposited at the cathode, the number of moles of ele...

    Text Solution

    |

  18. How many coulombs of electricity are consumed when 100 mA current is p...

    Text Solution

    |

  19. The ration of weights of Ag and Al deposited at the cathode respective...

    Text Solution

    |

  20. When X ampress pf current is passed through molten AlCl(3) for 96.5 se...

    Text Solution

    |

  21. Electrochemical equivalent of a divalent metal is 3xx10^(-4) gm/coulom...

    Text Solution

    |