Question

what is electronegativity ?Explain why halogens possess highest electronegativity ?

Answer 1

As we move across from left to right electronegativity increases due to the decrease in metallic character. Electronegativity is used to define the Non Metallic Character of an Element

Answer 2

Explanation:

electronegativity electronegativity is the relative electron attracting tendency of an atom for shared electron bear in a covalent bond with other atom it increase along a period from left to right and decrease on moving down the group