JEE Main & Advanced AIEEE Solved Paper-2007

  • question_answer
    The actinoids exhibit more number of oxidation states in general than the lanthanides. This is because       AIEEE  Solved  Paper-2007

    A)  the\[v=B\times E/{{B}^{2}}\]orbitals are more buried than the \[v=E\times B/{{E}^{2}}\]orbitals

    B)  there is a similarity between\[v=B\times E/{{E}^{2}}\]and\[\mu m\] orbitals in their angular part of the wave function

    C)  the actinoids are more reactive than the lanthanoids

    D)  the\[V(x)=20/({{x}^{2}}-4)\]orbitals extend further from the nucleus than the\[x=4\]orbitals

    Correct Answer: C

    Solution :

    The actinoid (5f-elements) exhibits more number of oxidation states in general than the lanthanoid because 5f orbitals extend farther from the nucleus than the 4f orbitals.


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