Home
Class 12
CHEMISTRY
(i) Why do lanthanoids have very similar...

(i) Why do lanthanoids have very similar chemical reactivity?
(ii) Why are `Mn^(2+)` compounds more stable than `Fe^(2+)` compounds towards oxidation to their +3 oxidation slales?

Promotional Banner

Topper's Solved these Questions

  • D AND F-BLOCK ELEMENTS

    MODERN PUBLICATION|Exercise HIGHER ORDER THINKING SKILLS|16 Videos

  • D AND F-BLOCK ELEMENTS

    MODERN PUBLICATION|Exercise COMPETITION FILE (MULTIPLE CHOICE QUESTION ((A) MULTIPLE CHOICE QUESTION WITH ONLY ONE CORRECT ANSWER))|35 Videos

  • D AND F-BLOCK ELEMENTS

    MODERN PUBLICATION|Exercise REVISION EXERCISES ( SHORT ANSWER QUESTION)|58 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 Mn^(2+) compounds are more stable than Fe^(2+) compounds towards oxidation to their + 3 state ?

Fe^(3+) compounds are more stable than Fe^(2+) compounds because

Why are Mn^(2+) compounds more stable than Fe^(2+) toward oxidation to their +3 state?

Why arre Mn^(2+) compounds more stable than Fe^(2+) toward oxidation to their +3 state?

Why PbX_2 is more stable than PbX_4 ?.

Agl_(2)^(-) complex is more stable than AgF_(2)^(+) , why?

MODERN PUBLICATION-D AND F-BLOCK ELEMENTS-REVISION EXERCISES ( LONG ANSWER QUESTION)
  1. How do you prepare : (i) k(2)MnO(4) from MnO(2)? (ii) Na(2)Cr(2)O...

    Text Solution

    |

  2. (i) Name the element of 3d transition series which shows maximum numbe...

    Text Solution

    |

  3. (i) Why do lanthanoids have very similar chemical reactivity? (ii...

    Text Solution

    |

  4. (i) Why do transition metals form a large number of alloys? (ii) ...

    Text Solution

    |

  5. (a) What is Lanthanoid contraction? Give the cause of lanthanoid contr...

    Text Solution

    |

  6. (a) Out of Cu^+ and V^(2+) which will be coloured and why? (Atomic ...

    Text Solution

    |

  7. (a) Account for the following : (i) Transition metals form large num...

    Text Solution

    |

  8. (a) (i) How is the variability in oxidation states of transition metal...

    Text Solution

    |

  9. (i) Give the general electronic configuration of d-block elements, (ii...

    Text Solution

    |

  10. (i) Which of the first row transition metal exhibit +7 oxidation state...

    Text Solution

    |

  11. (a) Why are Mn^(2+) compounds more stable than Fe^(2+) towards oxid...

    Text Solution

    |

  12. (a) Write ionic equations for the reaction of acidified potassium perm...

    Text Solution

    |

  13. (a) Silver atom has completely filled 'd' orbitals (4d^10) in its gro...

    Text Solution

    |

  14. (a) Members of second and third transition series exhibit similar atom...

    Text Solution

    |

  15. (a) Give two differences between Lanthanoids and Actinoids. (b) How ma...

    Text Solution

    |

  16. (a) Give preparation of potassium permanganate (KMnO4). (b) What is la...

    Text Solution

    |

  17. (a) Give reasons for the following : (i) Mn^(3+) is a good oxidising...

    Text Solution

    |

  18. (a) Why do transition elements show variable oxidation states? (i) N...

    Text Solution

    |

  19. (a) Complete the following equation : (i) CrO(4)^(2-)+2OHrarr (ii...

    Text Solution

    |

  20. (i)with reference to structural variability and chemical reactivity wr...

    Text Solution

    |