Quantrex Quantrex AcademyJEE · NEET · NDA PYQs with solutions Open app
AP EAMCET202119 Aug 2021Evening ShiftChemistryEnvironmental ChemistryActual

Which among the following has the highest concentration of PAN ?

Options

  1. AAcid Rain
  2. BOxidizing Smog
  3. CReducing Smog
  4. DOzone

Correct answer

B. Oxidizing Smog

Step-by-step solution

The photochemical smog result from the action of sunlight on unsaturated hydrocarbon and nitrogen oxides produced by automobiles and large manufacturing factories. Photochemical smog has high concentration of oxidising agents and therefore called as oxidising smog. Peroxxyacetyl nitrate PAN is formed by hydrocarbon in the polluted air it is the example of oxidising smog.

Practice Environmental Chemistry on Quantrex Academy →

More from Environmental Chemistry

Which of the following is a green alternative for dry cleaning solvents? 2026Which of the following statements is not correct ? 2025Which one of the following gases is the major contributor to global warming ? 2025The incorrect statement from the following is 2025Which one of the following statements related to photochemical smog is not correct? 2025Match the following List - I (Pollutant concentration limit in water) List - II (Effect) Pb >50 ppb Brown mottling of teeth SO ₄²⁻>500 ppm 'Blue baby' syndrome NO ₃⁻>50 ppm Laxativ 2025Which of the following when present in excess in drinking water causes the disease methemoglobinemia? 2025MATCH THE FOLLOWING: List - I List - II (Metal in drinking water) (Maximum prescribed concentration in ppm) A) Mn I) 0.05 B) Zn II) 3.0 C) Cd III) 0.005 D) Cu IV) 5.0 2025 Full Environmental Chemistry list All AP EAMCET PYQs