Home
Class 12
CHEMISTRY
Consider the cell at 25^(@)C Tl"|"Tl^(...

Consider the cell at `25^(@)C`
`Tl"|"Tl^(+)(0.001M)"||"Cu^(2+)(0.10)M)"|"Cu`
for which e.m.f. is 0.84 V. The e.m.f. of this cell could be increased by

A

increasing `[Tl^(+)]`

B

increasing `[Cu^(2+)]`

C

decreasing `[Cu^(2+)]`

D

e.m.f. remains constant.

Text Solution

Verified by Experts

The correct Answer is:
B
Promotional Banner

Topper's Solved these Questions

  • ELECTROCHEMISTRY

    MODERN PUBLICATION|Exercise Multiple Choice Questions (Level-III) (Questions from AIEEE/JEE Examinations)|10 Videos

  • ELECTROCHEMISTRY

    MODERN PUBLICATION|Exercise Recent Examination Questions|17 Videos

  • ELECTROCHEMISTRY

    MODERN PUBLICATION|Exercise Recent Examination Questions|17 Videos

  • COORDINATION COMPOUNDS

    MODERN PUBLICATION|Exercise Recent Examination Questions|21 Videos

  • ENVIROMENTAL POLLUTION

    MODERN PUBLICATION|Exercise RECENT EXAMINATION QUESTIOS|2 Videos

Similar Questions

Explore conceptually related problems

For the cell reaction Zn(s) +Cu^(2+)(0.1M) rarr zn^(2+)(0.01M) + Cu(s) , If E^(@) is the strandard e.m.f. of the cell, then

For the cell reaction Fe(s)|Fe^(2+)(0.1M)"||"H^(+)(1M)|H_(3)"(1 atm)" , Pt E^(@)=0.44V . The cell e.m.f. is :

For the cell reaction, Zn(s)+Mg^(2+)(0.1M) hArr Zn^(2+)(1M)+Mg the e.m.f. has been found to be 0.2312 V. The standard e.m.f. of the cell is :

Instrument used to measure e.m.f of the cell accurately is

For the electrochemical cell : Zn "|"Zn^(2+)(1M)"||"H^(+)(1M)"|"H_(2)("atm") , Pt the e.m.f. of the cell has been found to be 0.76. The standard reduction potential of zinc is :

The e.m.f. of the cell at 25^(@)C Cu"|"Cu^(2+)(0.01M)"||"Ag^(+)(0.1M)"|"Ag is [E^(@)(Cu^(2+)"|"Cu)=0.34V, E^(@)(Ag^(+)"|"Ag)=0.80V]

For the cell Zn(s)|Zn^(2+) (2M)||Cu^(2+) (0.5 M)|Cu(s) (a) Write equation for each half reaction. (b) Calculate the cell potential at 25^@C

The e.m.f. of the cell : Cu(s)"|"Cu^(2+)(1M)"||"Ag^(+)(1M)"|"Ag is 0.46 V. The standard reduction reduction potential of Ag^(+)//Ag is 0.80 V. The standard reduction potential of Cu^(2+)//Cu is

MODERN PUBLICATION-ELECTROCHEMISTRY-Multiple Choice Questions (Level-II)
  1. Two platinum electrodes were immersed in a solution of cupric sulphate...

    Text Solution

    |

  2. The oxidation potential of hydrogen electrode H(2)"|"H(3)O^(+)(aq) wil...

    Text Solution

    |

  3. Consider the cell at 25^(@)C Tl"|"Tl^(+)(0.001M)"||"Cu^(2+)(0.10)M)"...

    Text Solution

    |

  4. A galvanic cell is set up from a zinc bar weighting 100 g and 1.0 L of...

    Text Solution

    |

  5. The molar conductance at infinite dilution of aluminium sulphate is 85...

    Text Solution

    |

  6. The equilibrium constant of a weak electrolyte at concentration 'C' ca...

    Text Solution

    |

  7. When a solution of weak electrolyte is heated the conductance of the ...

    Text Solution

    |

  8. The standard reduction potentials for Cu^(2+)//Cu, Zn^(2+)//Zn, Li^(+)...

    Text Solution

    |

  9. Al(2)O(3) is reduced by electrolysis at low potentials and high curren...

    Text Solution

    |

  10. The equivalent conductance of M/32 solution of a work monobasic acid i...

    Text Solution

    |

  11. Electrode potential for Mg electrode varies according to the equation ...

    Text Solution

    |

  12. An electrochemical cell can behave like an electrolytic cell when

    Text Solution

    |

  13. Using the data given below, E(Cr(2)O(7)^(2-)//Cr^(3+))^(Ɵ)=1.33V " ...

    Text Solution

    |

  14. The cell constant of a conductivity cell

    Text Solution

    |

  15. In the electrolysis of aqueous sodium chloride solution, which of the ...

    Text Solution

    |

  16. In the diagram given below, the value of x is

    Text Solution

    |

  17. The e.m.f. of the cell : Cu(s)"|"Cu^(2+)(1M)"||"Ag^(+)(1M)"|"Ag i...

    Text Solution

    |

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

    Text Solution

    |

  19. Standard electrode potentials are : Fe^(2+) "|" Fe (E^(@) = - 0.44 V...

    Text Solution

    |

  20. Same amount of electric current is passed through solutions of AgNO(3)...

    Text Solution

    |