Home
Class 12
CHEMISTRY
Consider the following E^(@) values E^(@...

Consider the following `E^(@)` values `E^(@)(Fe^(3+)|Fe^(2+))=+0.77V,E^(@)(Sn^(2+)|Sn)=-0.14V` under standard conditions , the potemtial for the reaction : `Sn(s)+2Fe^(3+)(aq)to2Fe^(2+)(aq)+Sn^(2+)(aq)` is

A

0.19 V

B

0.140 V

C

1.68 V

D

0.63 V

Text Solution

Verified by Experts

The correct Answer is:
A
Promotional Banner

Topper's Solved these Questions

  • THERMODYNAMICS

    MODERN PUBLICATION|Exercise Recent Examination Question|15 Videos

  • UNIT TEST -08

    MODERN PUBLICATION|Exercise QUESTIONS|58 Videos

Similar Questions

Explore conceptually related problems

Given E_(Fe^(3+)//Fe)^(@) = -0.36 V, E_(Fe^(2+)//Fe)^(@)= - 0.439V . The value of standard electrode potential for the change , Fe^(3+)+e^(-) rarr Fe^(2+) will be

If E ^(@) (Fe ^(2+)|Fe)=-0.441 V and E ^(@) (Fe ^(3+) |Fe ^(2+))=0.77 1V, the standard E.M.F. of the reaction : Fe + 2F e ^(3+) to 2F e ^(2+) will be

Calculate Delta_rG^@ for the following reactions: Fe^(+2) (aq)+Ag^(+) (aq) to Fe^(+3) (aq)+Ag (s)

Which one of the following will increase the volatage of the cell ? Sn(s) + 2Ag^(+)(aq) rarr Sn^(2+) (aq)+2Ag(s)

Determine the feasibility of the reaction 2Al_((s))+3Sn_((aq))^(4+)rarr 2Al^(3+)+3Sn_((aq))^(2+)

Given E ^(@)(Cr ^(3+)|Cr)=-0.72V and E ^(@)(Fe ^(2+)|Fe)=-0.42 V. The potential for the cell Cr |Cr ^(3+) (0.1M)||Fe ^(2+) (0.01M) |Fe is

MODERN PUBLICATION-UNIT TEST - 3-MULTIPLE CHOICE QUESTIONS
  1. The oxidation state of N in NH(3) is

    Text Solution

    |

  2. Oxidation number of C in CH(3)OH,CH(2)O,COOH and C(2)H(2) is respectiv...

    Text Solution

    |

  3. Consider the following E^(@) values E^(@)(Fe^(3+)|Fe^(2+))=+0.77V,E^(@...

    Text Solution

    |

  4. Which of the following is a redox reaction ?

    Text Solution

    |

  5. aK(2)Cr(2)O(7)+bKCl+cH(2)SO(4)toxCrO(2)Cl(2)+yKHSO(4)+zH(2)O The abov...

    Text Solution

    |

  6. The standard reduction potential values of the three metallic cations ...

    Text Solution

    |

  7. The ionisation enthalpy values of alkali metals indicate that lithium ...

    Text Solution

    |

  8. Beryllium chloride can be prepared by passing chlorine vapours over he...

    Text Solution

    |

  9. On dissolving moderate amount of sodium metal in liquid ammonia at low...

    Text Solution

    |

  10. Which of the following statement regarding difference between lithium ...

    Text Solution

    |

  11. The oxidation states of sulphur in the anions SO(3)^(-2),S(2)O(4)^(2-)...

    Text Solution

    |

  12. 25 volumes of H(2)O(2) means

    Text Solution

    |

  13. Decomposition of hydrogen peroxide is prevented by

    Text Solution

    |

  14. Dihydrogen reacts with CO at 700 k in presence of a cataylst ZnO//Cr(2...

    Text Solution

    |

  15. Calcium phosphide gets hydrolysed and give

    Text Solution

    |

  16. In context with the industrial preparation of hydrogen from water gas...

    Text Solution

    |

  17. A comerical sample of hydrogen peroxide is labelled as 10 volume its ...

    Text Solution

    |

  18. The oxidation number of O in H(2)O(2) is ?

    Text Solution

    |

  19. Polyhosphates are used as water softening agents because they

    Text Solution

    |

  20. Which one of the following processes will pro duce hard water

    Text Solution

    |