This set of seven models illustrates the most common atomic and hybridized molecular orbits. Each model is assembled on a vertical rod representing the z-axis and is mounted on a removable stand. Orbits represented include s, px, py (same model), pz, sp1, sp2, and sp3. Height is 23 cm, Base diameter is 10 cm, and Lobes are 6-10 cm in diameter. Set of seven models.