Home
Class 12
CHEMISTRY
The equilibrium constant for the reactio...

The equilibrium constant for the reaction `Sr(s)+Mg^(+2)(aq)rarr Sr^(+2)(aq)+Mg(s) "is" 2.69xx10^(12)at25^(@)C "The" E^(@)` for a cel made up of `Sr//Sr^(+)` and `Mg^(+2)//Mg` half cells is

A

`0.3667V`

B

`0.7346V`

C

`0.1836V`

D

`3.667`

Text Solution

Verified by Experts

Promotional Banner

Topper's Solved these Questions

  • ELECTROCHEMISTRY

    AAKASH INSTITUTE|Exercise Assignment (SECTION C) Objective Type Questions (More than one option are correct)|15 Videos

  • ELECTROCHEMISTRY

    AAKASH INSTITUTE|Exercise Assignment (SECTION D) Linked Comprehension Type Questions|4 Videos

  • ELECTROCHEMISTRY

    AAKASH INSTITUTE|Exercise Assignment (SECTION A) Objective Type Questions (One option is correct)|43 Videos

  • COORDINATION COMPOUNDS

    AAKASH INSTITUTE|Exercise Assignment (Section-J Aakash Challenger Questions )|10 Videos

  • ENVIRONMENTAL CHEMISTRY

    AAKASH INSTITUTE|Exercise ASSIGNMENT (SECTION-D) (Assertion - Reason Type Questions)|5 Videos

Similar Questions

Explore conceptually related problems

The equilibrium constant for the reaction Sr(s) +Mg^(+2)(aq)rarrSr^(+2)(aq)+Mg(s) is 2.69 xx 10^(12) at 25^(@)C . The E^(o) for a cell mad up of the Sr//Sr^(+2) and Mg^(+2)//Mg half cells

At 25^(@)C equilibrium constant for the reaction Ni_((s))+2Ag_((aq))^(+) too Ni_((aq))^(++)+2Ag_((s)) is 2 xx 10^(35) , then emf of the cell is

In the reaction 3Mg + N_2 rarr Mg_3N_2

The measured reduction potential for the reaction, Mg^(2+) + 2e^(-) hArr Mg(s) depends upon:

Represent the cell for the reaction Mg_(s)+Cu_(aq)^(+2)rarrMg_(aq)^(+2)+Cu_(s)

The equilibrium constant, K, is 2.0 xx 10^(19) for the cell Ni(s) || Ni^(2+)(aq) || Hg_(2)^(2+)(aq) | Hg(l) The value of E^(@) at 25^(@) C for this cell is closest to:

Calculate equilibrium constant for the reaction : Mg(s) |Mg^(2+)(0.001 M) || Cu^(2+)(0.0001 M)|Cu(s) Given E_((Mg^(2+)//Mg))^(@)=-2.37" V " , E_((Cu^(2+)//Cu))^(@)=0.34" V "

Calculate Delta_(r)G^(@) for the reaction : Mg(s)+Cu^(2+)(aq) to Mg^(2+)(aq)+Cu(s) [Given E_(cell)^(@)=+2.71" V ", 1F=96500" C " ]

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

AAKASH INSTITUTE-ELECTROCHEMISTRY -Assignment (SECTION B) Objective Type Questions (One option is correct)
  1. A current of 2.0A passed for 5 hours through a molten metal salt depos...

    Text Solution

    |

  2. Some indian scientists traied to use a metal x for electroplating iron...

    Text Solution

    |

  3. The equilibrium constant for the reaction Sr(s)+Mg^(+2)(aq)rarr Sr^(+2...

    Text Solution

    |

  4. 0.5 faraday of electricity was required to deposit all the copper in 5...

    Text Solution

    |

  5. Cu^(+) ion is not stable in aqueous solution because because of dispro...

    Text Solution

    |

  6. 25 gm of a metal is deposited on cathode during the electrolysis of me...

    Text Solution

    |

  7. A well stirred solution of 0.1 M CuSO(4) is electrolysed at 25^(@)C us...

    Text Solution

    |

  8. 50 ML of a buffer of 1 M NH(3) and 1 M NH(4)^(+) are placed in two vol...

    Text Solution

    |

  9. The specific conductance of saturated solution os silver chloride is k...

    Text Solution

    |

  10. The limiting equivalent conductivity of NaCl, KCl and KBr are 126.5,1...

    Text Solution

    |

  11. The equivalent conductances of CH(3)COONa, HCI "and" NaCI at infinit e...

    Text Solution

    |

  12. E^(@)(Na^(+)//Na)=-2.71V E^(@)(Mg^(+2)//Mg)=-2.37V E^(@)(Fe^(+2)//Fe...

    Text Solution

    |

  13. Which of following type of plot would you expect from the titratin of ...

    Text Solution

    |

  14. The standard reduction potential of Cu^(2+)//Cu and Cu^(2+)//Cu^(+) ar...

    Text Solution

    |

  15. What is DeltaG^(@) for the following reaction Cu^(+2)(aq)+2Ag(s)rarr...

    Text Solution

    |

  16. For the half cell At pH = 3 electrode potential is

    Text Solution

    |

  17. Rate of corrosion I maximum when

    Text Solution

    |

  18. H(2)(1 "atm")|2.26 M HCOOH||0.222MCH(3)COOH|(1 "atm")H(2)K(a)(HCOOH)=...

    Text Solution

    |

  19. Given that NiO(2)+4H^(+)+2e^(-)rarrNi^(2+)+2H(2)O,E^(@)=1.678V NiO...

    Text Solution

    |

  20. Zn amalgam is prepared by elctrtolysis of aqueous ZnCI(2) using 9 gram...

    Text Solution

    |