Francium, with the atomic number 87, is one of the most intriguing and elusive elements of the periodic table. It's a member of the alkali metals group and is known for its extreme rarity, high reactivity, and radioactivity. While it might not be an element you encounter in everyday life, francium has a unique place in the scientific community. In this blog, we'll explore everything about francium, including its chemical and physical properties, discovery, interesting facts, and more. Table of Contents Overview of Francium Discovery of Francium Physical Properties of Francium Chemical Properties of Francium Isotopes of Francium Electronic Configuration Interesting Facts about Francium Uses of Francium Challenges of Studying Francium Conclusion 1. Overview of Francium Symbol : Fr Atomic Number : 87 Atomic Mass : Approximately 223 atomic mass units (amu) Position in the Periodic Table : Group 1 (alkali metals), Period 7 State at Room Temperature : Solid (assumed, but not confirm...