`rubidium` Related Article Results

Rubidium (Rb) is a soft, silvery-white metallic element belonging to the alkali metals group, with an atomic number of 37 and the chemical symbol Rb. It is known for its high reactivity and is located in the fifth period and first group of the periodic table. Classification and Fundamental Properties Rubidium is a member of the alkali metals group, also known as Group 1A elements in the periodic table. Its electron configuration is [Kr]5s¹, and the presence of a single valence electron in its ou