Home
Class 12
CHEMISTRY
Resistance of a conductivity cell filled...

Resistance of a conductivity cell filled with a solution of an electrolyte of concentration 0.1M is `100 Omega`. The conductivity of this solution is `1.29Sm^-1`. Resitance of the same cell when filled with 0.2 M of the same solution is `520Omega`. The molar conductivity of 0.2 M solution of the electrolyte will be

A

`1240xx10^-4 S m^2 mol^-1`

B

`1.24xx10^-4 S m^2 mol^-1`

C

`12.4xx10^-4 S m^2 mol^-1`

D

`124xx10^-4 S m^2 mol^-1`

Text Solution

Verified by Experts

Promotional Banner

Topper's Solved these Questions

  • ELECTROCHEMISTRY

    MODERN PUBLICATION|Exercise EXERCISE|529 Videos

  • d-AND f- BLOCK ELEMENTS

    MODERN PUBLICATION|Exercise EXERCISE|1089 Videos

  • GENERAL PRINCIPLES AND PROCESSES OF ISOLATION OF ELEMENTS

    MODERN PUBLICATION|Exercise EXERCISE|303 Videos

Similar Questions

Explore conceptually related problems

The molar conductivity of 1.5 M solution of an electrolysis is found to be 138.9 S cm^2 mol^-1 . Calculate the conductivity of this solution?

Resistance of 0.2 M solution of an electrolyte is 50 Omega . The specific conductance of the solution is 1.3 Sm^-1 . If resistance of the 0.4 M solution of the same electrolyte is 260 Omega , its molar conductivity is:

Resistance of a conductivity cell filled with 0.1 mol L^-1 KC1 solution is 100Omega .If the resistance of the same cell when filled with 0.02 mol L^(-1) KC1 solution is 520Omega , calculate the conductivity and molar conductivity of 0.02 mol L^(-1) KC1 solution. The conductivity of 0.1 mol L(-1) KCI solution is 1.29 S/m.

Define conductivity and molar conductivity for the solution of an electrolyte. How do they vary when the concentration of electrolyte in the solution increases ?

Define conductivity and molar conductivity for the solution of an electrolyte. Discuss their variation with concentration.

Determine the pH of the solution when hydrogen ion concentration is 1.0xx10^-5M .

Which aqueous solution has higher concentration : 1 molar or 1 molal solution of the same solute. Give reasons.

The resistance of a conductivity cell with 0.1 M KCl solution is found to be 200 ohm at 298K. When the same cell was filled with 0.02 M NaCl solution, the resistance at the same temperature is found to be 1100 ohm . Calculate: the molar conductivity of 0.02 M NaCl solution in S m^2 mol^-1 . Given: Conductivity of 0.1 M KCl solution at 298K = 1.29 S m^-1 .

The resistance of a 0.5M solution of an electrolyte was found to be 30Omega . Calculate the molar conductivity of the solution if the electrods in the cell are 1.5 cm a part and having an area of cross section is 2.0 cm^(2) .

MODERN PUBLICATION-ELECTROCHEMISTRY-EXERCISE
  1. When molten magnesium oxide was electrolysed for a certain period, 150...

    Text Solution

    |

  2. The standard reduction potentials for two reactions are given below: A...

    Text Solution

    |

  3. Resistance of a conductivity cell filled with a solution of an electro...

    Text Solution

    |

  4. The cell Zn|Zn^(2+)(1M)||Cu^(2+)(1M)|Cu (E(cell)^@=1.10V) was allowed ...

    Text Solution

    |

  5. Write NERNST equation also Calculate the cell e.m.f. and DeltaG for th...

    Text Solution

    |

  6. Given E(Fe^(3+)|Fe)^@=-0.36V, E(Fe^(2+)|Fe)^@=-0.439V. The value of st...

    Text Solution

    |

  7. The Gibbs energy for the decomposition of Al2O3 at 500^@C is as follow...

    Text Solution

    |

  8. The oxidation potential of hydrogen half-cell will be negative if:

    Text Solution

    |

  9. Resistance of 0.2 M solution of an electrolyte is 50 Omega. The specif...

    Text Solution

    |

  10. The standard reduction potentials for Zn^(2+)|Zn, Ni^(2+)|Ni and Fe^(2...

    Text Solution

    |

  11. Given E(Cr^(3+)|Cr)^@=-0.74V,E(MnO4^-|Mn^(2+))^@=1.51V and E(Cr2O7^-/C...

    Text Solution

    |

  12. Consider the following standard electrode potentials and calculate the...

    Text Solution

    |

  13. The equilvalnet conductances of NaCl at concentration C and at inifnit...

    Text Solution

    |

  14. Resistance of 0.2 M solution of an electrolyte is 50 Omega. The specif...

    Text Solution

    |

  15. Two faraday of electricity is passed through a solution of CuSO 4 ​ ...

    Text Solution

    |

  16. Galvanisation is applying a coating of

    Text Solution

    |

  17. An alloy Pb-Ag weighing 1.08g was dissolved in dilute HNO3 and the vol...

    Text Solution

    |

  18. Calculate the reductoin potential of a half cell consisting of a plati...

    Text Solution

    |

  19. One Faraday of electricity is passed through molten Al2O3, aqueous sol...

    Text Solution

    |

  20. Consider the following four electrodes, P=Cu^(2+)(0.001M)|Cu(s) Q=cu^...

    Text Solution

    |