Halogenated acids are a group of acids that contain halogen elements, such as fluorine, chlorine, bromine, or iodine, bonded to hydrogen. These acids can vary in strength and properties depending on the halogen involved. For example, hydrochloric acid (HCl) is a strong acid, while hydrofluoric acid (HF) is weak but highly reactive. These acids are used in various applications, including chemical synthesis, cleaning agents, and pH regulation. Their reactivity can lead to the formation of other compounds, making them important in both industrial and laboratory settings. Proper handling is essential due to their corrosive nature.