Home
Class 12
CHEMISTRY
The reduction potential of the electrode...

The reduction potential of the electrode `Pt|H_(2)("g, 2 atm")|H^(+)(aq, pH=3)` is -

A

`+0.177V`

B

`-0.185V`

C

`-0.162V`

D

`+0.185V`

Text Solution

Verified by Experts

The correct Answer is:
B
Promotional Banner

Topper's Solved these Questions

  • ELECTROCHEMISTRY

    CHHAYA PUBLICATION|Exercise MCQ (HOTSPOT) (More Than one Correct Type)|17 Videos
  • ELECTROCHEMISTRY

    CHHAYA PUBLICATION|Exercise EXERCISE (VERY SHORT ANSWER-TYPE QUESTIONS )|36 Videos
  • ELECTROCHEMISTRY

    CHHAYA PUBLICATION|Exercise SOLVED NCERT EXEMPLAR PROBLEMS (Long Answer Type)|3 Videos
  • D - AND F - BLOCK ELEMENTS

    CHHAYA PUBLICATION|Exercise PRACTICE SET 8 (Answer the following questions)|10 Videos
  • ENVIRONMENTAL CHEMISTRY

    CHHAYA PUBLICATION|Exercise PRACTICE SET 14(Answer the following questions)|6 Videos

Similar Questions

Explore conceptually related problems

Name the electrode at which the following reduction reaction occurs. What is the standard reduction potential of this electrode at 25^(@)C ? 2H_(3)O^(+)"(aq, 1M)"+2e rarr H_(2)"(g, 1 atm)"+2H_(2)O(l)

The potential of hydrogen electrode at pH = 10 is:

The standard reduction potential of the reaction, 2H_(2)O+2e rarr H_(2)+2OH^(-) is -0.8277V at 25^(@)C . Find the value of the equilibrium constant of the reaction 2H_(2)Orarr H_(3)O^(+)+OH^(-) at the same temperature.

The potential of a hydrogen electrode at pH = 10 is

How can the reduction potential of an electrode be increased ?

Determine reduction potential of the given electrode reaction at 25^(@)Cl Cu^(2+)(0.1M, aq)+2erarrCu(s). The standard reduction potential of Cu^(2+)|Cu system =+0.34V .

The standard reduction potential of the following reaction at 25^(@)C, is 0.78V, NO_(3)^(-)(aq)+2H^(+)(aq)+e rarr NO_(2)+H_(2)O. (i) If the concentration of H^(+) is 8(M), what will be the standard reduction potential of the half - cell ? (ii) What will be the reduction potential of the half - cell in neutral solution? Suppose all other constituents are at unit concentration.

Electode potential of hydrogen electrode is 18 mV, then [H^(+)] is -

The standard reduction potential of the half - cell: NO_(3)^(-)(aq)+2H^(+)+e rarr NO_(2)(g)+H_(2)O is 0.78V. (2) What will be the reduction potential of the half - cell in neutral solution? Assume all other species has unit concentration.

CHHAYA PUBLICATION-ELECTROCHEMISTRY-MCQ (HOTSPOT) (Single Correct Type)
  1. During the charging of a lead acid storage cell -

    Text Solution

    |

  2. At 25^(@)C, the specific conductance and the resistance of a 1N soluti...

    Text Solution

    |

  3. The reduction potential of the electrode Pt|H(2)("g, 2 atm")|H^(+)(aq,...

    Text Solution

    |

  4. At 25^(@)C temperature, E(Zn^(2+)|Zn)^(@)=-0.76V and E(Ag^(2+)|Ag)^(@)...

    Text Solution

    |

  5. The standard free energy of the reaction Fe(s)+Sn^(2+)(aq, 1M)rarr Fe^...

    Text Solution

    |

  6. Given :, E(Fe^(3+)|Fe^(2+))^(@)=+0.77V, E(Al^(3+)|Al)^(@)=-1.66V and E...

    Text Solution

    |

  7. Given : E(Li^(+)|Li)^(@)=-3.05V, E(Mg^(2+)|Mg)=-2.36V, E(Ba^(2+)|Ba)^(...

    Text Solution

    |

  8. Given : E(Pb^(2+)|Pb)^(@)=-0.13V and E(Fe^(2+)|Fe)^(@) =-0.44V at 25^(...

    Text Solution

    |

  9. If E(Cu^(2+)|Cu^(+))^(@)=+0.15V and E(Cu^(2+)|Cu)^(@) and E(Cu^(2+)|Cu...

    Text Solution

    |

  10. The value of standard hydrogen electrode potential is taken as zero, b...

    Text Solution

    |

  11. At 25^(@)C tempertaure, E("cell")^ of the galvanic cell Zn|Zn^(2+)(aq...

    Text Solution

    |

  12. Pt|H(2)"(1 atm)"|H^(+)(10^(-8)M)||H^(+)(0.025M)|H(2)"(1 atm)"Pt- at 25...

    Text Solution

    |

  13. At 25^(@)C, E("cell") of the galvanic cell Zn|Zn^(2+)(aq, 0.01M)||Cu^(...

    Text Solution

    |

  14. Rusting of iron, basically is an electrochemical reaction. In this pro...

    Text Solution

    |

  15. Given : H^(+)(aq, 1M)+e rarr(1)/(2)H(2)("g, 1atm"), E^(@)=0.00V Hg(2)C...

    Text Solution

    |

  16. In a galvanic cell, the given cell - reaction takes place - Cd(s)+N...

    Text Solution

    |

  17. If E((1)/(2)X(2)|X^(-))^(@)lt E((1)/(2)Y(2)|Y^(-))^(@) lt E((1)/(2)Z(2...

    Text Solution

    |

  18. At 26^(@)C, Lambda(m)^(@)(NH(4)Cl)="129.8 ohm"^(-1)."cm"^(2)."mol"^(-1...

    Text Solution

    |

  19. Choose the correct answer -

    Text Solution

    |

  20. At 25^(@)C, the correct order of molar ionic conductances of the ions ...

    Text Solution

    |