Home
Class 12
CHEMISTRY
In electrochemical corrosion of metals, ...

In electrochemical corrosion of metals, the metal undergoing corrosion:

A

Acts as anode

B

Acts as cathode

C

Is reduced

D

Either of these

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

Misch metal is

Write notes on Corrosion

Write the reasons of corrosion.

The chemistry of corrosion of iron is essentially an electrochemical phenomenon. Explain the reactions occurring during the corrosion of iron in the atmosphere.

The chemistry of corrosion of iron is essentially an electrochemical phenomenon. Explain the reactions occurring during the corrosion of iron in the atmosphere. Suggest two materials other than hydrogen that can be used as fuels in fuel cells. The molar conductivity of 0.025 "mol L"^(-1) , methanoic acid is 46.1 scm^(2)"mol"^(-1) . Calculate its degree of dissociation and dissociation constant.

In electro-refining of metal the impure metal is made the anode and a strip of pure metal the cathode during the electrolysis of an aqueous solution of a complex metal salt. This method cannot be used for refining of:

MBD PUBLICATION-ELECTROCHEMISTRY-QUESTION BANK
  1. The ions discharged at anode by the electrolysis of very dilute H2SO4s...

    Text Solution

    |

  2. The reaction at cathode during the electrolysis of aqueous solution of...

    Text Solution

    |

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

    Text Solution

    |

  4. The value of electronic charge is equal to :

    Text Solution

    |

  5. The number of electrons involved in redox reactions when a faraday of ...

    Text Solution

    |

  6. An electrolytec cell contains a solution of AgNO3 and have platinum e...

    Text Solution

    |

  7. The standard oxidation potentials, E^@ for the half reactions are : Z...

    Text Solution

    |

  8. The solution of CuSO4in which copper rod is immersed is diluted to 10 ...

    Text Solution

    |

  9. Deduce from the following E^@ values of half cells, what combination ...

    Text Solution

    |

  10. Deduce from the following E^@ values of half cells, what combination ...

    Text Solution

    |

  11. Deduce from the following E^@ values of half cells , what combination ...

    Text Solution

    |

  12. E^@ for F2 +2erarr 2F^- is 2.8V,E^@ for 1//2F2+erarr F^- is :

    Text Solution

    |

  13. For the cell ,Tl |Tl^+(0.001M)|| Cu,E(cell) at 25^@ C is 0.83V.E(cell)...

    Text Solution

    |

  14. How much will the reduction potential of a hydrogen electrode change w...

    Text Solution

    |

  15. The charge for the reduction of 1 mole of Cr2O7^(2-) ions to Cr^(3+) i...

    Text Solution

    |

  16. 10800 C of electricity on passing through the electrolyte solution dep...

    Text Solution

    |

  17. I coulomb of charge passes through solution of AgNO3 and CuSO4 connect...

    Text Solution

    |

  18. During electrolysis of H2O , the molar ratio of H2 and O2 formed is:

    Text Solution

    |

  19. On passing 3 faraday of electricity through the three electrolytic cel...

    Text Solution

    |

  20. The weight of silver (eq.wt,=108)displaced by that quanitiy of current...

    Text Solution

    |