Ключевые слова: 3d, abstract, atom, atomic, background, black, chart, chemical, chemistry, dark, design, education, element, elements, formula, gases, graphic, halogens, hydrogen, information, isotope, lab, laboratory, magnesium, material, mendeleev, metals, molecular, molecule, oxygen, periodic, perspective, physics, poster, radioactive, school, science, scientific, symbol, symbols, table, technology, uranium,