Home
Class 12
CHEMISTRY
The electrode potentials for M^(2+)(aq) ...

The electrode potentials for `M^(2+)(aq) + e^(-) → M^+(aq)` and `M^+(aq)+ e^(-) → M(s)` are 0.25 V and 0.60 V respectively.The value of `E^@_M^(2+)/M` is

A

`+ 0.425 V`

B

`- 0.425 V`

C

`+ 0.855 V`

D

`-0.855 V`

Text Solution

Verified by Experts

Promotional Banner

Topper's Solved these Questions

  • TEST 7

    AAKASH INSTITUTE ENGLISH|Exercise Exercise|90 Videos

  • Test-12

    AAKASH INSTITUTE ENGLISH|Exercise Exercise|58 Videos

Similar Questions

Explore conceptually related problems

The electrode potentials for Cu^(2+) (aq) +e^(-) rarr Cu^+ (aq) and Cu^+ (aq) + e^(-) rarr Cu (s) are + 0.15 V and +0. 50 V repectively. The value of E_(Cu^(2+)//Cu)^@ will be.

The standard electrode potential for the reactions, Ag^(+)(aq)+e^(-) rarr Ag(s) Sn^(2+)(aq)+2e^(-) rarr Sn(s) at 25^(@)C are 0.80 volt and -0.14 volt, respectively. The emf of the cell Sn|Sn^(2+)(1M)||Ag^(+)(1M)Ag is :

The standard electrode potentials (E_(M^(+)//M)^(@)) of four metals A, B, C and D are -1.2V, 0.6V, 0.85 V and -0.76V , respectively. The sequence of deposition of metals on applying potential is

The reaction , M^(2+) (aq) +M(s) hArr 2M^+(aq) is an example of :

The oxidation electrode potential E, of a 0.1 M solution of M^(+) ions (E_(RP)^(o) = - 2.36 V) is :

What is the correct Nernst equation for M^(2+) (aq) + 2e^+ → M (s) at 45°C?

The standard reduction potential of Pb and Zn electrodes are -0.12 6 and -0.763 volts respectively . The e.m.f of the cell Zn|Zn^(2+)(0.1M)||Pb^(2+)(1M)|Pb is

Standard electrode potential data is given below : Fe^(3+) (aq) + e ^(-) rarr Fe^(2+) (aq) , E^(o) = + 0.77 V Al^(3+) (aq) + 3e^(-) rarr Al (s) , E^(o) = - 1.66 V Br_(2) (aq) + 2e^(-) rarr 2Br^(-) (aq) , E^(o) = +1.08 V Based on the data given above, reducing power of Fe^(2+) Al and Br^(-) will increase in the order :

The electrode potential of electrode M(s) rightarrow M^(n+) (aq) (2M) + ne^(-) at 298 K is E_(1). When temperature is doubled and concentration is made half, then the electrode potential becomes E_(2) . Which of the following represents the correct relationship between E_(1) and E_(2) ?

The single electrode potential E_(M^(+)//M) of 0.1 M solution of M^(+) ions for the half cell M^(+)+e^(-)rarr M(s) with E^(o)=-2.36V is :

AAKASH INSTITUTE ENGLISH-TEST 9-EXAMPLE
  1. What is Flux and its role in metallurgy?

    Text Solution

    |

  2. 3F eletricity was passed through molten FeO. Weight of iron metal (Ato...

    Text Solution

    |

  3. The electrode potentials for M^(2+)(aq) + e^(-) → M^+(aq) and M^+(aq)+...

    Text Solution

    |

  4. The vapour pressures of pure liquids A and B respectively are 600 torr...

    Text Solution

    |

  5. The vant Hoff factor (i) for CH3COOH in water and benzene respectively...

    Text Solution

    |

  6. Percentage of tetrahedral voids occupied by carbon atoms per unit cell...

    Text Solution

    |

  7. Among the following , greenhouse gases are CO2.CH4.CF2CL2.H2O,N2O,O3...

    Text Solution

    |

  8. (a) What does PMMA stand for? (b) Name a synthetic polymer which is a...

    Text Solution

    |

  9. Sodium salt of which acid will be needed for the preparation of propan...

    Text Solution

    |

  10. Colligative prperties of solution depends on

    Text Solution

    |

  11. What is the end product of natural radioactive series?

    Text Solution

    |

  12. IUPAC name of compound X is

    Text Solution

    |

  13. Which of the following can react with steam?

    Text Solution

    |

  14. The observed discontinuity in the ionisation enthalpies between Al and...

    Text Solution

    |

  15. Which of the following is not the point of difference between Be and o...

    Text Solution

    |

  16. Give the monomers and uses of Nylon 66

    Text Solution

    |

  17. What is ATP? Give two enzymes which are required in the digestion of p...

    Text Solution

    |

  18. Define medicine. Give two types of medicines with examples

    Text Solution

    |

  19. Calculate the molar mass of Aluminum oxide

    Text Solution

    |

  20. The correct incresing order of oxidation state of Cl is

    Text Solution

    |