in Environmental Issues by
recategorized by

1 Answer

0 votes


  1. A catalytic converter is a device used to remove pollutants.
  2. They are fitted into automobiles for reducing the emission of poisonous gases such as CO and NO2.
  3. They have expensive metals like rhodium and platinum-palladium as catalysts.
  4. As the exhaust emission passes through the catalytic converter, nitric oxide splits into nitrogen and oxygen.
    Exhaust emission ―→ Nitric oxide(NO2) ―→ Nitrogen  +  Oxygen
  5. They convert unburnt hydrocarbons to CO2 and water.
    Carbon monoxide (CO) CO2
Biology Questions and Answers for Grade 10, Grade 11 and Grade 12 students, Junior and Senior High Schools, Junior Colleges, Undergraduate biology programs and Medical Entrance exams.