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JEE Main & Advanced Chemistry Classification of Elements and Periodicity in Properties / तत्त्वों का वर्गीकरण एवं गुणों में आवर्ति Question Bank Ionisation Energy

  • question_answer
    The ionization energy of nitrogen is larger than that of oxygen because of [RPMT 1997; DCE 1999]

    A) Greater attraction of electrons by the nucleus

    B) The size of nitrogen atom being smaller

    C) The half-filled \[p\]-orbitals  possess extra stability

    D) Greater penetration effect

    Correct Answer: C

    Solution :

    Half filled p-orbitals possess extra stability.


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