Home
Class 12
CHEMISTRY
The standard emf for the cell cell react...

The standard emf for the cell cell reaction ` Zn + Cu^(2+) rarr Zn^(2+) + Cu ` is 1.10 volt at ` 25^@ C`. The emf for the cell reaction when ` 0.1 M Cu^(2+)` and ` 0.1 M ZN^(2+)` solutions are used at `25^@ =C` is .

A

1.10 volt

B

0.110 volt

C

`-1.10` volt

D

`-0.110` volt

Text Solution

Verified by Experts

The correct Answer is:
A
Promotional Banner

Topper's Solved these Questions

  • ELECTROCHEMISTRY

    OP TANDON|Exercise OBJECTIVE TYPE QUESTION (LEVEL -B)|52 Videos

  • ELECTROCHEMISTRY

    OP TANDON|Exercise One or more than correct answer|19 Videos

  • ELECTROCHEMISTRY

    OP TANDON|Exercise PRACTICE PROBLEMS|94 Videos

  • COORDINATION COMPOUNDS

    OP TANDON|Exercise SBJECTIVE TYPE|96 Videos

  • HALOALKANES AND HALOARENES

    OP TANDON|Exercise Single Interger answer type questions|14 Videos

Similar Questions

Explore conceptually related problems

The standard emf of the cell Zn+Cu^(2+)rarrCu+Zn^(2+) is 1.10V at 25^(@)c the emf of the cell when 0.1 M Cu^(2)+ and 0.1 M Zn^(2+) solution are used will be

The measured e.m.f. at 25^(@)C for the cell reaction , Zn(S)+Cu^(2+)(1.0 M)to Cu(s) +Zn^(2+) (0.1 M) is 1.3 volt, Calculate E^(@) for the cell reaction.

The standard emf for the cell reaction, Zn+Cu^(2+) to Cu^(2+) to Cu+Zn^(2+)," is "1.1V" at "25^(@)C." If 0.1 M "Cu^(2+) and 0.1M Zn^(2+) solutions are used then

OP TANDON-ELECTROCHEMISTRY-OBJECTIVE TYPE QUESTION (LEVEL -A)
  1. Three faradays of electricity was passed through an aqueous solution o...

    Text Solution

    |

  2. The standard electrode potentials of Zn, Ag and Cu are -0.76, 0.80 and...

    Text Solution

    |

  3. The standard emf for the cell cell reaction Zn + Cu^(2+) rarr Zn^(2+)...

    Text Solution

    |

  4. Three mole of electrons are passed through three solutions in successi...

    Text Solution

    |

  5. In the electroysis of an aqueous solution of NaOH, 2.8 litre of oxygen...

    Text Solution

    |

  6. Two half-cells potentials -0.44 and 0.799 volt respectively. These two...

    Text Solution

    |

  7. When a lead storage battery is charged:

    Text Solution

    |

  8. An example of a simple fuel cell is:

    Text Solution

    |

  9. For the cell reaction, Mg(s)+2Ag^(+) (aq.) hArr Mg^(2+) (aq.)+2Ag(s) ...

    Text Solution

    |

  10. Which of the following statements is correct ?

    Text Solution

    |

  11. Kohlrausch's law states that at:

    Text Solution

    |

  12. Which one of the following conditions will increase the voltage of the...

    Text Solution

    |

  13. Which of the following reactions occurs at cathode during charging of...

    Text Solution

    |

  14. The amount of silver deposited on passing 2F of electricity through a...

    Text Solution

    |

  15. Statements: (i) Unit of specific conductivity is ohm^(-1) cm^(-1). ...

    Text Solution

    |

  16. Which among the following expressions is/are not correct?

    Text Solution

    |

  17. For the electrochemical cell, M|M^(+) ||X^(-)|X, E(M^(+)//M)^(@) = 0.4...

    Text Solution

    |

  18. For the cell reaction, underset((C(1)))(Cu^(2+)) (aq.)+Zn(s) rarr un...

    Text Solution

    |

  19. The standard reduction potential values of three metallic cation X, Y,...

    Text Solution

    |

  20. A gas X at 1 atm is bubbled through a solution containing a mixture of...

    Text Solution

    |