Home
Class 12
CHEMISTRY
Calculate DeltaG^(@) for the reaction : ...

Calculate `DeltaG^(@)` for the reaction : `Cu^(2+)(aq) +Fe(s) hArr Fe^(2+)(aq) +Cu(s)`. Given that `E_(Cu^(2+)//Cu)^(@) = 0.34 V`,
`E_(Fe^(+2)//Fe)^(@) =- 0.44 V`

Text Solution

AI Generated Solution

To calculate the standard change in Gibbs free energy (\( \Delta G^\circ \)) for the reaction: \[ \text{Cu}^{2+}(aq) + \text{Fe}(s) \rightleftharpoons \text{Fe}^{2+}(aq) + \text{Cu}(s) \] we will use the following steps: ### Step 1: Identify the half-reactions and their standard reduction potentials. ...
Promotional Banner

Topper's Solved these Questions

  • ELECTROCHEMISTRY

    ALLEN|Exercise COMPREHENSION TYPE|18 Videos
  • ELECTROCHEMISTRY

    ALLEN|Exercise INTEGER TYPE|18 Videos
  • ELECTROCHEMISTRY

    ALLEN|Exercise EXERCISE -05 [B]|38 Videos
  • CHEMISTRY AT A GLANCE

    ALLEN|Exercise ORGANIC CHEMISTRY|483 Videos
  • HYDROCARBON

    ALLEN|Exercise MCQ|15 Videos

Similar Questions

Explore conceptually related problems

Calculate the equilibrium constant for the reaction : Fe(s)Cd^(2+)(aq)harrFe^(2+)(aq)+Cd(s) ("Given" E_(cd^(2+)//Cd)^(@)=-0.40 V, E_(Fe^(2+)//Fe)^(@)=-0.44 V)

Calculate the equilibrium constant for the reaction at 298K. Zn(s) +Cu^(2+)(aq) hArr Zn^(2+)(aq) +Cu(s) Given, E_(Zn^(2+)//Zn)^(@) =- 0.76V and E_(Cu^(2+)//Cu)^(@) = +0.34 V

Find the equilibrium constant at 298K for the reaction, Cu^(2+)(aq) +In^(2+)(aq)hArr Cu^(+)(aq) +In^(3+)(aq) Given that E_(Cu^(2+)//Cu^(+))^(@) =0.15V, E_(In^(3+)//In^(-))^(@) =- 0.42V, E_(In^(2+)//In^(+))^(@) =- 0.40V

Calculate the equilibrium constant for the reaction at 298 K Zn(s)+Cu^(2+)(aq)harr Zn^(2+)(aq)+Cu(s) Given " " E_(Zn^(2+)//Zn)^(@)=-0.76 V and E_(Cu^(2+)//Cu)^(@)=+0.34 V

Calculate the emf of the following cell: Cu(s)|Cu^(2+) (aq)||Ag^(+) (aq)| Ag(s) Given that, E_(Cu^(2+)//Cu)^(@)=0.34 V, E_(Ag//Ag^(+))^(@)=-0.80 V

Calculate the DeltaG^(@) and equilibrium constant of the reaction at 27^(@)C Mg+ Cu^(+2) hArr Mg^(+2) + Cu E_(Mg^(2+)//Mg)^(@) = -2.37V, E_(Cu^(2+)//Cu)^(@) = +0.34V

What is DeltaG^(@) for the following reaction Cu^(+2)(aq)+2Ag(s)rarrCu(s)+2Ag E_(Cu^(+2)//Cu)^(@)=0.34V E_(Ag^(+)//Ag)^(@)=0.8V

Calculate equilibrium constant for tha disproportionation reaction : 2Cu^(2+)(aq)rarrCu(s)+Cu^(2+)(aq)" at " 25^(@)C ("Given " E_((Cu^(+)//Cu))^(@)=0.52 V, E_((Cu^(2+)//Cu^(+)))^(@)=0.16 V) .

ALLEN-ELECTROCHEMISTRY-MISCELLANEOUS SOLVED EXAMPLES
  1. Given standard electrode potentials K^(o+)|K=-2.93V, Ag^(o+)|Ag=0.80...

    Text Solution

    |

  2. A cell is prepared by dipping a copper rod in 1 MCuSO(4) solution and ...

    Text Solution

    |

  3. Predict whether the following reaction can occur under standard condit...

    Text Solution

    |

  4. Given that, Co^(3+) +e^(-)rarr Co^(2+) E^(@) = +1.82 V 2H(2)O rarr O...

    Text Solution

    |

  5. The measured e.m.f. at 25^(@)C for the cell reaction, Zn(s) +XCu^(2+...

    Text Solution

    |

  6. Calculate DeltaG^(@) for the reaction : Cu^(2+)(aq) +Fe(s) hArr Fe^(2+...

    Text Solution

    |

  7. A solution of copper (II) sulphate is electrolysed between copper elec...

    Text Solution

    |

  8. Calculate the equilibrium constant for the reaction at 298K. Zn(s) +...

    Text Solution

    |

  9. Calculate the cell e.m.f. and DeltaG for the cell reaction at 298K for...

    Text Solution

    |

  10. The emf of a cell corresponding to the reaction Zn +2H^(+)(aq) rarr ...

    Text Solution

    |

  11. Find the standard electrode potential of MnO(4)^(c-)|MnO(2). The stand...

    Text Solution

    |

  12. The half cell potential of a half-cell A^(x+), A^((x+n)+)|Pt were foun...

    Text Solution

    |

  13. Consider the given data. {:(,"Half-cell reaction","Standard reductio...

    Text Solution

    |

  14. Specific conductance of 10^(-4)M n-Butyric acid aqueous solution is 1....

    Text Solution

    |

  15. How much time is required for complete decomposition of two moles of w...

    Text Solution

    |

  16. The cell Pt|H(2)(g) (1atm)|H^(+), pH = x || Normal calomal electrode h...

    Text Solution

    |

  17. The specific conductivity of a saturated AgCI solution if found to be ...

    Text Solution

    |

  18. Consider the following standard reduction potentials:- {:(Fe^(2+)+2e...

    Text Solution

    |

  19. Find ^^(m)^(oo) ("in" Omega^(-1) cm^(2) mol^(-1)) for strong electroyt...

    Text Solution

    |

  20. 20 Ml of KOH solution was titrated with 0.20 M H(2)SO(4) solution in a...

    Text Solution

    |