Home
Class 12
CHEMISTRY
The oxidation potential of Zn, Mg , Ni a...

The oxidation potential of Zn, Mg , Ni and Cu are -0.76 V, 2.37V, 0.25V and `-0.34V` respectively. What will not be liberating `H_(2)` from HCl /

A

Zn

B

Ni

C

Mg

D

Cu

Text Solution

Verified by Experts

The correct Answer is:
D
Promotional Banner

Topper's Solved these Questions

  • ELECTROCHEMISTRY

    MARVEL PUBLICATION|Exercise Previous years Entrance Exams MCQ|55 Videos

  • D AND F BLOCK ELEMENTS

    MARVEL PUBLICATION|Exercise TEST YOUR GRASP|60 Videos

  • GENERAL PRINCIPLES AND PROCESSES OF ISOLATION OF ELEMENTS

    MARVEL PUBLICATION|Exercise Test Your Grasp|30 Videos

Similar Questions

Explore conceptually related problems

The oxidation potentials of Zn, Cu, Ag, H_(2) and Ni are 0.76, -0.34, 0.80, 0 and 0.25 volt respectively. Which of the following reactions will provide maximum voltage ?

The standard reduction potential of Zn^(2+)|Zn and Cu^(2+)|Cu are -0.76V and +0.34 V respectively. What is the cell e.m.f (in V) of the following cell? ((RT)/(F)=0.059) Zn//Zn^(2+)" "(0.05M)//Cu^(2+)(0.005M)//Cu

Two metals A and B have reduction potential values -0.76 V and + 0.34 V respectively. Which of these will liberate H_(2) from dil. H_(2)SO_(4) ?

Two metals A and B have E_(RP)^(0) = – 0.76 V and + 0.80 V respectively. Which of these will liberate H_(2) from H_(2) SO _(4) ?

The standard reduction potentials of Cu^(=2),Ag^(+),Hg^(+2) and Mg^(+2) are 0.34v,+0.80v,+0.79V and -2.37V respectively. With increasing voltage, the squence of deposition of metals on the cathode from a molten mixture containing all those ions is

MARVEL PUBLICATION-ELECTROCHEMISTRY-Test your Grasp
  1. Four colourless salt solutions are placed in separate test tubes and a...

    Text Solution

    |

  2. The ECE of metal is z the mass of metal deposited by the passage of 50...

    Text Solution

    |

  3. The oxidation potential of Zn, Mg , Ni and Cu are -0.76 V, 2.37V, 0.25...

    Text Solution

    |

  4. In the lead storage battery during discharging

    Text Solution

    |

  5. The substance obtained at the cathode on electrolysis of NaOH solution

    Text Solution

    |

  6. When zinc rod is directly placed in copper sulphate solution /

    Text Solution

    |

  7. The e.mf. Of a cell depends on

    Text Solution

    |

  8. If m is the mass of a substance with equivalent weight E and Q is quan...

    Text Solution

    |

  9. When a lead storage battery is charged:

    Text Solution

    |

  10. The following four colourless salt solutions are placed in separate te...

    Text Solution

    |

  11. What will happen when copper spon is used to stir a solution of alumin...

    Text Solution

    |

  12. If a salt bridge is removed between the two half cells in an experimen...

    Text Solution

    |

  13. The quantity of electricity required to librate 0.1 g equivalent of an...

    Text Solution

    |

  14. The e.m.f of a cell containing of standard hydrogen electrode and a zi...

    Text Solution

    |

  15. The SRP of cadmium and copper electrodes are -0.4 volt and +0.34volt r...

    Text Solution

    |

  16. The e.m.f of the cell Zn|Zn^(2)||Cu^(2+)|Cu can be increased by

    Text Solution

    |

  17. The conduction of electricity occurs by a direct low of electrons unde...

    Text Solution

    |

  18. The current flow in electrolytic conductors is due to

    Text Solution

    |

  19. Which of the following acid is involved in corrosion of iron ?

    Text Solution

    |

  20. During corrosion, iron is coated by

    Text Solution

    |