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.
The importing and exporting of goods is big business in today's global economy. When goods are produced in one country and sold in another, international trade occurs. It is so common to find items produced worldwide that people rarely even think about it.