Home
Class 12
CHEMISTRY
(a) Why is the highest oxidation state o...

(a) Why is the highest oxidation state of a transition metal exhibited in its oxide or fluoride only? (b) Write a balanced chemical equation for the reaction of acidified `KMnO_4` with potassium iodide. (c) Name an important alloy of lanthanoid metals.

Promotional Banner

Topper's Solved these Questions

  • D AND F-BLOCK ELEMENTS

    MODERN PUBLICATION|Exercise REVISION EXERCISES ( LONG ANSWER QUESTION)|24 Videos

  • D AND F-BLOCK ELEMENTS

    MODERN PUBLICATION|Exercise HIGHER ORDER THINKING SKILLS|16 Videos

  • D AND F-BLOCK ELEMENTS

    MODERN PUBLICATION|Exercise REVISION EXERCISES (VERY SHORT ANSWER QUESTION)|25 Videos

  • CHEMISTRY IN EVERYDAY LIFE

    MODERN PUBLICATION|Exercise UNIT PRACTICE TEST|13 Videos

  • ELECTROCHEMISTRY

    MODERN PUBLICATION|Exercise UNIT PRACTICE TEST|20 Videos

Similar Questions

Explore conceptually related problems

Why is the highest oxidation state of a metal exhibited in its oxide or fluoride only?

Why the highest oxidations state of a metal is exhibited in its or fluoride only?

The highest oxidation state exhibited by a transition metal is

Write balanced chemical equation only for the reaction of hydrogen with lead oxide

The highest oxidation state is exhibited by the transition metals with configuration:

Statement-1: the highest oxidation state of transition metal is exhibited in its oxide or fluoride only. Statement-2: Small size and high electronegativity of O and F can oxidise the metal to its highest oxidation state.

Explain why calcium metal after reacting with water starts floating on its surface. Write the chemical equation for the reaction.

MODERN PUBLICATION-D AND F-BLOCK ELEMENTS-REVISION EXERCISES ( SHORT ANSWER QUESTION)
  1. (a) Write down any three similarities between lanthanoids and actinoid...

    Text Solution

    |

  2. (a) Define transition elements. Give the general electronic configurat...

    Text Solution

    |

  3. (a) Why is the highest oxidation state of a transition metal exhibited...

    Text Solution

    |

  4. (a) Why do the transition elements exhibit higher enthalpies of atomiz...

    Text Solution

    |

  5. (a) Why do Zr and Hf have similar properties? (b) What happens when K2...

    Text Solution

    |

  6. Give the preparation of potassium permanganate from pyrolusite ore.

    Text Solution

    |

  7. (a) What happens when K2Cr2O7 is heated strongly? (b) Transition eleme...

    Text Solution

    |

  8. (a) Describe the preparation of potassium dichromate from chromite ore...

    Text Solution

    |

  9. (a) What is lanthanoid contraction? What is the cause of lanthanoid co...

    Text Solution

    |

  10. (a) Write the electronic configuration of: (i) Co^(2+) (27) (ii) C...

    Text Solution

    |

  11. (a) What is the cause of lanthanoid contraction? Discuss. (b) What is ...

    Text Solution

    |

  12. When chromite ore FeCr(2)O(4) is fuse with NaOH in presence of air, a ...

    Text Solution

    |

  13. Complete the following chemical equations : (i) 8MnO(4)^(-)+3S(2)O(3...

    Text Solution

    |

  14. Give reason for the following : (i) Mn shows the highest oxidation s...

    Text Solution

    |

  15. (a) Write the structure of Cr2O7^(2-) Give two uses of K2Cr2O7 . ...

    Text Solution

    |

  16. (a) Explain the magnetic behaviour of transition metals. (b) Write...

    Text Solution

    |

  17. Explain :(i) Variable oxidation states of d-block elements (ii) d-bloc...

    Text Solution

    |

  18. (a) Define transition elements. (b) Give general electronic configurat...

    Text Solution

    |

  19. Give reason. (a) Cerium (Ce) exhibits +4 oxidation state.(b) Actinoid ...

    Text Solution

    |

  20. Write any three applications of d and f-block elements.

    Text Solution

    |