we two elements belong to the same group. one of us has the highest electronegativity and the other highest electron gain enthalpy.identify us

Dear student

Fluorine is the element with highest electronegativity and Chlorine is the element with highest electron gain affinity.
Please refer to the similar links given below describing the reasons behind the answer:

https://www.meritnation.com/ask-answer/question/which-element-in-periodic-table-has-highest-electronegativit/academics/3372747

https://www.meritnation.com/ask-answer/question/which-element-in-periodic-table-has-highest-electron-gain-en/equilibrium/8500907
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