_____ is a halogen used in gaseous and liquid form for large-scale disinfection of drinking water and sewage.

Question

Quizplus · Accepted Answer

Chlorine is commonly used in gaseous and liquid form for disinfection of drinking water and sewage on a large scale. It is a halogen that is effective in eliminating bacteria, viruses, and other harmful microorganisms. Iodine and bromine are also halogens that have disinfectant properties but are less commonly used than chlorine. Fluorine is not used for disinfection purposes.

_____ Is a Halogen Used in Gaseous and Liquid Form