Chlorine (Cl₂)  : Essential Disinfectant and Industrial Chemical

Chlorine is a highly reactive, greenish-yellow gas with a pungent odor, widely used for water treatment and disinfection.

Key Facts:

• Symbol: Cl₂
• Atomic Number: 17
• Physical State: Gas at room temperature; can be liquefied
• Uses:
  • Disinfection of drinking water and swimming pools
  • Production of bleach and cleaning agents
  • Manufacturing of PVC plastics and other chemicals
  • Sanitizing surfaces in healthcare and food industries

Safety:

• Chlorine gas is toxic and corrosive; inhalation or skin contact can be hazardous
• Must be handled with proper ventilation and protective equipment