Home
Class 12
CHEMISTRY
During the working of a galvanic cell an...

During the working of a galvanic cell and with the passage of time :
a) spontaneity of the cell reaction decreases, `E_(cell)` decreases b) reaction quotient Q decreases, `E_(cell)` decreases
c) Reaction quotient Q increases, `E_(cell)` decreases
d) At equilibrium, `Q =K_(e),E_(cell)=0`
Corrent statements are

A

b,c,d

B

a,d

C

a,c,d

D

All

Text Solution

Verified by Experts

The correct Answer is:
C
Promotional Banner

Topper's Solved these Questions

  • ELECTRO CHEMISTRY

    NARAYNA|Exercise AIEEE & JEE MAIN PREVIOUS|38 Videos

  • ELECTRO CHEMISTRY

    NARAYNA|Exercise NCERT BASED QUESTIONS|8 Videos

  • ELECTRO CHEMISTRY

    NARAYNA|Exercise LEVEL-II(C.W)|61 Videos

  • 15TH GROUP ELEMENTS

    NARAYNA|Exercise EXERCISE - 4 (NCERT EXEMPLERS/HOTs)|27 Videos

Similar Questions

Explore conceptually related problems

Which statements is true about a spontaneous cell reaction in galvanic cell?

Which of the following are correct for a galvanic cell (Q=Reaction quotient)?

E^(c-)._(cell) of the reaction above in Question is

Rank the following in order of decreasing rate in E_(2) reaction :

Assertion : Current stops flowing when E_(cell)=0 . Reason : Equilibrium of the cell reaction is attained.

Arrange the following in decreasing order E_(2) reaction :

the concentration of Na,K, Ca in a cell in decreasing order is

NARAYNA- ELECTRO CHEMISTRY-LEVEL-III
  1. A galvanic cell is compsed of two hydrogen electrodes, one of which is...

    Text Solution

    |

  2. The following facts have been observed: 2X^(-)+Y(2)rarr2Y^(-)+X(2) ...

    Text Solution

    |

  3. Two weak acid solutions HA(1) and HA(2) with the same concentration an...

    Text Solution

    |

  4. The standard reduction potential for Zn^(2+)//Zn, Ni^(2+)//Ni and Fe^(...

    Text Solution

    |

  5. What will be the emf for the given cell ? Pt|H(2)(g,P(1))|H^(+)(aq)|...

    Text Solution

    |

  6. The negative Zn pole of Daniell cell, sending a constant current throu...

    Text Solution

    |

  7. Given the data at 25^(@)C Ag+I^(-)rarrAgl+e^(-)" "E^(@)=0.152V A...

    Text Solution

    |

  8. In a fuel cell methanol is used as fuel and oxygen gas is used as an o...

    Text Solution

    |

  9. The Gibbs energy for the decomposition of Al(2)O(3) at 500^(@)C is as ...

    Text Solution

    |

  10. The following are some statements about Voltaic cell I) Chemical ene...

    Text Solution

    |

  11. In an electrochemical process, a salt bridge is used:

    Text Solution

    |

  12. During the working of a galvanic cell and with the passage of time : ...

    Text Solution

    |

  13. Following are some of the facts about a dry cell I : It is alos call...

    Text Solution

    |

  14. The following are some statements about electrolysis I) Involves flo...

    Text Solution

    |

  15. For the following cell reaction, Ag | Ag^(+) | AgCl | Cl^(-) | Cl(2) ,...

    Text Solution

    |

  16. The half cell reaction for rusting of iron are: 2H^(+)+2e^(-)+(1)/(2...

    Text Solution

    |

  17. The metal that cannot obtained by electrolysis of an aqueous solution ...

    Text Solution

    |

  18. Resistance of 0.2 M solution of an electrolue is 50 Omega. The speci...

    Text Solution

    |

  19. Given E("Cr(2)O(7)^(2-)//Cr^(3+))^(@)=1.33V,E(MnO(4)^(-)//Mn^(2+))^(@)...

    Text Solution

    |

  20. The reduction potential of hydrogen half cell will be negative if :

    Text Solution

    |