Classification of Elements and Periodicity in Properties / तत्त्वों का वर्गीकरण एवं गुणों में आवर्ति
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.