Alkali Metals. 1  less dense than other metals. 2  one loosely bound valence electron. 3  highly reactive, with reactivity increasing moving down the group. 4  largest atomic radius of elements in their period. 5  low ionization energy. 6  low electronegativity.
At International Experience, we believe that learning about other cultures, languages, and customs is the best way to dispel prejudices and embrace global citizenship.
experience exÂ·peÂ·riÂ·ence (Ä­k-spÄr'Ä-Éns) n. The feeling of emotions and sensations as opposed to thinking; involvement in what is happening rather than abstract reflection on an event.