Home
Class 12
CHEMISTRY
Generally transition metals act as catal...

Generally transition metals act as catalyst because of

A

free valenies

B

large surface area

C

upaired d-electrons

D

All of these

Text Solution

Verified by Experts

The correct Answer is:
D
Transition metals acts as a catalyst due to the free valencies, large surface area and avaibility of unparied d-section.
Promotional Banner

Topper's Solved these Questions

  • THE D AND F BLOCK ELEMENTS

    A2Z|Exercise KMnO_4 And K_2Cr_2O_7|1 Videos

  • THE D AND F BLOCK ELEMENTS

    A2Z|Exercise KMnO_4 And K_2Cr_2O_8|1 Videos

  • SURFACE CHEMISTRY

    A2Z|Exercise Section D - Chapter End Test|30 Videos

Similar Questions

Explore conceptually related problems

Transition elements act as catalyst because-

Transition element act as good catalysts because

The transition metal used as a catalyst is

Transition elements are used as catalyst because :

(a) Transition metals can act as catalysts because these can change their oxidation state. How does Fe (III) catalyse the reaction between iodide and persulphate ions? (b) Mention any three processes where transition metals act as catalysts.

Transition metals are less reactive because of their

A2Z-THE D AND F BLOCK ELEMENTS-Section D - Chapter End Test
  1. Generally transition metals act as catalyst because of

    Text Solution

    |

  2. In a reaction, the ferrous (Fe^(+ +)) iron is oxidised to ferric (FE^(...

    Text Solution

    |

  3. One of the following metals froms a volatile corbony1 compound and thi...

    Text Solution

    |

  4. The main reason for not using a mercury electrolytic cell in NaOH manu...

    Text Solution

    |

  5. Which of the following statements is not correct about the electronic ...

    Text Solution

    |

  6. Zn and Hg belong to same group, they differ in many of their propertie...

    Text Solution

    |

  7. Which one of the following ionic species will not impart colour to an ...

    Text Solution

    |

  8. The 3d metal ions form coloured compounds because the energy correspon...

    Text Solution

    |

  9. Identify the transition element

    Text Solution

    |

  10. Potassium permanganate acts as an oxidant in neutral, alkaline as well...

    Text Solution

    |

  11. In acidic medium potassium dichromate acts as on oxidant according to ...

    Text Solution

    |

  12. AgCl dissolves in a solution of NH(3) but not in water because

    Text Solution

    |

  13. Verdigris is

    Text Solution

    |

  14. Light green crystals of ferrous sulphate lose water molecules and turn...

    Text Solution

    |

  15. Among TiF(6)^(2-), CoF(6)^(3-), Cu(2)C1(2) and NiC1(4)^(2-) (At. No. T...

    Text Solution

    |

  16. Potassium permanganate works as oxidising agent both in acidic and bas...

    Text Solution

    |

  17. Which method of parification is represented by the following equation...

    Text Solution

    |

  18. Which of the following sulphides when heated strongly in air gives the...

    Text Solution

    |

  19. Guignet's green is known as

    Text Solution

    |

  20. Excess of KI reacts with CuSO(4) solution and Na(2)SO(3) solution is a...

    Text Solution

    |

  21. When concentrated sulphuric acid is added slowly to a solution of ferr...

    Text Solution

    |