Home
Class 12
CHEMISTRY
Which defines the standard reduction ele...

Which defines the standard reduction electrode potential of `Zn^(2+)` ions :

A

`Zn^(2+)(aq)+2erarrZn(s),[Zn^(2+)]=1 M`

B

`Zn(g) rarrZn^(2+) +2e,[Zn^(2+)]=1M`

C

`Zn6(2+)(aq)rarrZn(s)+2e,[Zn^(2+)]=1M`

D

`Zn^(2+)(g) rarrZn(s)-2e,[ZN^(2+)]=1M`

Text Solution

Verified by Experts

The correct Answer is:
A
Promotional Banner

Topper's Solved these Questions

  • COORDINATION COMPOUNDS

    MBD PUBLICATION|Exercise QUESTION BANK|914 Videos
  • ENVIRONMENTAL CHEMISTRY

    MBD PUBLICATION|Exercise QUESTION BANK|299 Videos

Similar Questions

Explore conceptually related problems

What is standard electrode potential ?

What is the standard electrode potential of hydrogen electrode?

The emf of the cell, Zn|Zn^(2+)(1M)||Cu^(2+)|Cu(1M) is 1.1 volt, if the standard reduction potential of Zn^(2+)|Zn is -0.78 volt,what is the oxidation potential of Cu|Cu^(2+) ?

MBD PUBLICATION-ELECTROCHEMISTRY-QUESTION BANK
  1. Which will increase the voltage of the cell Sn(s) +2Ag^+(aq)rarr Sn^(...

    Text Solution

    |

  2. During electrolysis of fused CaH2,H2 is liberated at :

    Text Solution

    |

  3. Which defines the standard reduction electrode potential of Zn^(2+) io...

    Text Solution

    |

  4. In which cell, electrical energy is converted into chemical energy:

    Text Solution

    |

  5. E^@ for Fe^(2+) +2e rarrFe is -0.44 volt and E^@ for Zn^(2+) +2e rarrZ...

    Text Solution

    |

  6. In a galvanic cell, which is wrong :

    Text Solution

    |

  7. Using same quantity of current , which among Na, Mg and AI is deposite...

    Text Solution

    |

  8. A metal having negative reduciton potential when dipped in the solutio...

    Text Solution

    |

  9. In electrochemical corrosion of metals, the metal undergoing corrosion...

    Text Solution

    |

  10. The metal which cannot liberate H2 from hydrochloric acid is :

    Text Solution

    |

  11. KCl (aq) cannot be used as a salt bridge for the cell Cu(s)|CuSO4(aq)|...

    Text Solution

    |

  12. The calomel electrode is reversible with respect to:

    Text Solution

    |

  13. Standard reduction potential of an element is equal to:

    Text Solution

    |

  14. Beryllium is placed above magnesium in the II group. Beryllium dust, t...

    Text Solution

    |

  15. For the cell Zn|Zn^(2+)||Cu^(2+)|Cu if the concentration of Zn^(2+) an...

    Text Solution

    |

  16. Copper can be deposited from acidified copper sulphate and alkaline cu...

    Text Solution

    |

  17. A cell necessarily does not contain:

    Text Solution

    |

  18. Lithium is generally used as an electrode in high energy density batte...

    Text Solution

    |

  19. Cu (II) sulphate solution is treated separately with KCl and KI In whi...

    Text Solution

    |

  20. Which process occurs in the electrolysis of aqueous solution of nickel...

    Text Solution

    |