Some important chemcial compounds – properties and uses.

Compounds are defined as substances composed of two or more different elements that are chemically combined. Both salt and water are compounds. Some important chemical compound and their uses are as follows:-

  • NaCl sodium chloride (table salt, used in solutions for contact lens)
  • ZnO zinc oxide (used in some sunscreens and diaper rash ointment)
  • NaF sodium fluoride (active ingredient in toothpaste)
  • SeS selenium sulfide (in selsium blue shampoo)
  • NaNO2 sodium nitrite (preservation in meat such as bacon)
  • NaClO sodium hypochlorite (bleach)
  • N2O dinitrogen oxide (laughing gas used for some dental work)
  • Baking powder NaHCO3; sodium bicarbonate Used for baking for cooking, releases CO2 in reaction with other ingredients
  • Soap Esters Used for bathing and washing clothes
  • Detergent Sodium sulphate, sodium hydroxide and phosphatecompounds Used for washing clothes
  • Toothpaste Calciuym carbonate, sodium flouride Used for cleaning teeth while brushing
  • Vinegar C2H4O2 acetic acid, ethanoic acid Used as preservative and for seasoning foods. Utilized for various household cleaning uses.
  • Graphite Carbon Used in Pencil
  • Alcohol Ethanol(C2H6O) Used in alcoholic drinks
  • Bleaching Powder NaOCl Commonly used domestic bleach. Used for cleaning purposes
  • Sugar Sucrose; C12H22O11 Used in cooking as sweetner
  • Aspirin C9H8O4; acetyl salicylic acid Used in various medicines
  • Mouthwash H2O2; hydrogen peroxide, Used for personal hygiene.
  • Caustic soda NaOH; sodium hydroxide It’s a highly corrosive alkali which is used for cleaning, unblocking sinks, drains and toilets.
  • Moth balls C6H4Cl2; 1,4-dichlorobenzene Have strong pungent smell and is used for
  • Chalk CaCO3; calcium carbonate Uses incl. blackboard chalk, pavement (or, in USA, “sidewalk”) chalk, gymnastics and rock-climbing, and sometimes in toothpaste.
CGPCS Notes brings Prelims and Mains programs for CGPCS Prelims and CGPCS Mains Exam preparation. Various Programs initiated by CGPCS Notes are as follows:-