13. Простые вещества (металлы и неметаллы)

In this lesson, you'll learn that simple inorganic substances are divided into metals and nonmetals. Metals are composed of metallic elements, while nonmetals are composed of nonmetallic elements. You'll learn how to use the periodic table to separate elements into metallic and nonmetallic. #egechemistry, #ogechemistry, #chemistrywithexcellent grades, #simpleinorganicsubstances, #simplesubstances, #metals, #nonmetals, #metalsnotmetals, #metallicelement, #nonmetallicelement