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JEE Main & Advanced Chemistry Classification of Elements and Periodicity in Properties / तत्त्वों का वर्गीकरण एवं गुणों में आवर्ति Question Bank Numerical Value Type Questions - Periodic Table & Chemical Bonding

  • question_answer
    The amount of energy released when one million of atoms of iodine in vapour state are converted into \[I-\,\,ions\]is \[4.9\,\,\times \,\,{{10}^{-\,13}}\,J\] according to the reaction. \[I\left( g \right)+{{e}^{-}}\to I-\left( g \right)\] Express the electron affinity of iodine in terms of \[kJ\text{ }mo{{l}^{-1}}\] and eV per atom.

    Answer:

    3.06


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