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 is the knowledge or mastery of an event or subject gained through involvement in or exposure to it.[1] Terms in philosophy such as empirical knowledge or a posteriori knowledge are used to refer to knowledge based on experience.