Uses of chlorine and chlorate(I)

• What type of gas is chlorine?

  Toxic gas
• What is one primary use of chlorine?

  To disinfect water
• What does chlorine react with to produce HCl and HClO?

  Water
• What is the chemical equation for chlorine reacting with water?

  Cl₂ (g) + H₂O (e) ⇄ HCl + HClO
• What is the oxidation state of chlorine in Cl₂?

  0
• What is disproportionation in a chemical reaction?

  Element is oxidized and reduced simultaneously
• What products are formed when Cl₂ reacts with cold dilute sodium hydroxide?

  Sodium chlorate(1), sodium chloride, and water
• Why is the reaction of Cl₂ with sodium hydroxide significant?

  It is used to make cleaning products like bleach
• How does the chlorate (1) ion ClO⁻ affect bacteria?

  It kills bacteria by damaging cell walls
• Why must chemists be careful with ClO⁻ calculations?

  To ensure safety when using chlorine compounds
• Is it safe to swim in a pool treated with chlorine?

  Yes, it is safe
• Why is bleach considered hazardous?

  It is a very hazardous liquid
• What are the key uses of chlorine in water treatment?

  • Disinfects water
  • Produces HCl and HClO
  • Used in cleaning products like bleach
• What are the products of the disproportionation reaction of chlorine with sodium hydroxide?

  • Sodium chlorate(1) (NaClO)
  • Sodium chloride (NaCl)
  • Water (H₂O)