Overview of the Relationship of Chemical Behavior to Electron Structure of Group VII Elements in the Periodic Table

Year : 2025 | Volume : 12 | Issue : 02 | Page : 43 58
    By

    Ukpaka Chukwuemeka Peter,

  • Joy Chukwuemeka Peter Ukpaka,

  • Victor Chukwuemeka Ukpaka,

  • Abraham Peter Ukpaka,

  1. Professor, Department of Chemical/Petrochemical Engineering, Rivers State University, Port Harcourt, Rivers State, Nigeria
  2. Research Student, College of Allied Medical Sciences, Department of Pharmacy, Lyceum of the Philippines University, Cavite, Philippines
  3. Research Student, College of Engineering, Computer Studies and Architecture, Department of Industrial Engineering, Lyceum of the Philippines University, Cavite, Phillipines
  4. Research Student, College of Engineering, Computer Studies and Architecture, Department of Computer Engineering, Lyceum of the Philippines University, Cavite, Phillipines

Abstract

This article examines the intriguing relationship between the chemical properties and electron configurations of Group VII elements, known as halogens: fluorine (F), chlorine (Cl), bromine (Br), iodine (I), and astatine (At), which are located in the periodic table. These elements possess a common electron arrangement characterized by seven electrons in their outermost energy level. This shared arrangement is fundamental to their unique reactivity patterns. As one moves down the group, there is a noticeable decrease in reactivity, attributable to the increase in atomic size that diminishes the attraction between the outer electrons and the nucleus. Halogens are particularly known for their ability to form diatomic molecules, such as Cl2 and Br2, which exhibit distinctive colors and odors. They readily convert into halide ions, like Cl⁻ and Br⁻, by gaining an electron to attain a stable electronic configuration. This conversion is essential for their role in numerous chemical reactions. Furthermore, halogens act as powerful oxidizing agents by easily accepting electrons to create halide ions, and they are also potential candidates for reduction when interacting with other reducing agents.

Keywords: Overview, relationship, chemical, behavior, electron, structure

[This article belongs to Emerging Trends in Chemical Engineering ]

How to cite this article:
Ukpaka Chukwuemeka Peter, Joy Chukwuemeka Peter Ukpaka, Victor Chukwuemeka Ukpaka, Abraham Peter Ukpaka. Overview of the Relationship of Chemical Behavior to Electron Structure of Group VII Elements in the Periodic Table. Emerging Trends in Chemical Engineering. 2025; 12(02):43-58.
How to cite this URL:
Ukpaka Chukwuemeka Peter, Joy Chukwuemeka Peter Ukpaka, Victor Chukwuemeka Ukpaka, Abraham Peter Ukpaka. Overview of the Relationship of Chemical Behavior to Electron Structure of Group VII Elements in the Periodic Table. Emerging Trends in Chemical Engineering. 2025; 12(02):43-58. Available from: https://journals.stmjournals.com/etce/article=2025/view=233260


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Regular Issue Subscription Original Research
Volume 12
Issue 02
Received 15/03/2025
Accepted 27/03/2025
Published 05/04/2025
Publication Time 21 Days
101

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