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.
Each year, many new international students enrol in Australian courses and add to the already significant international student body around the country. In 2013, 526,932 international students were enrolled in education programs in Australia.ach year, many new international students enrol in Australian courses and add to the already significant international student body around the country. In 2013, 526,932 international students were enrolled in education programs in Australia.