CHEMLAB | 12 : HALOGEN COMPOUNDS

• Organic Halogen Compounds

  natural and synthetic chemicals that contain one or more halogens combined with carbon and other elements.
• Organohalogens


  Made from direct halogenation of hydrocarbons with chlorine
• Odor - Unpleasant Odor

  Density - Heavier than water
• Melting point - Will increase as you go down the group.
• Solubility

  
• Combustion

  Chloroform - Does not support combustion

  Carbon Tetrachloride - Does not support combustion (used in fire extinguishers)
• Hydrolysis

  1. Place 1mL of tert-butyl chloride in a test tube and add 5 mL of dilute NaOh.
• Methyl Chloride

  1. Refrigerant
  2. Catalyst solvent in Butyl Rubber
  3. Reagent in silicone production
• Bromomethane

  1. Used in fumigation purposes
  2. Soil Sterilant - for productions of seeds but also for some crops such as strawberries and almonds
  3. Used to prepare gold courses
  4. Used in aircraft engine fire suppression systems.
• Chloroform

  1. aka: "knock-out" or "daze"
  2. Used in pesticide formulations, solvent in fats, oils, rubber, alkaloids, waxes, gutta-percha, and resins, as a cleansing agent, grain fumigant, in fire extinguishers, and in the rubber industry.
  3. Reagent
  4. Anesthetic
• Carbon Tetrachloride

  1. Used to make chlorofluorocarbon propellants and refrigerants
  2. Used as a dry cleaning agent and fire extinguisher, in making nylons, as a solvent for rubber cement, soaps, and insecticides.