Chapter 7 - Quantum Theory and the Electronic Structure of Atoms - Questions & Problems - Page 315: 7.3

Radio waves, microwave radiation, infrared radiation, visible radiation, ultraviolet radiation, x-ray, and gamma radiation.

Using figure, the types of electromagnetic radiation in decreasing order of wavelength are: radio waves, microwave radiation, infrared radiation, visible radiation, ultraviolet radiation, x-ray, and gamma radiation