Orbit – Basic Structures, Individual Set. For student, teacher, researcher or a small group sharing. Learn about the structures of organic molecules, inorganic materials, crystals and metals including the structures of sulphur, sodium chloride, diamond, graphite, 12 coordinate metals, petroleum products, polymers, acids and bases, soap and detergents, nylon, water and ice. 290 atoms, 190 bonds, 24 page booklet covers the above structures. Units: Each.