Which of the following statements about photochemical smog is wrong?
(i) It has a high concentration of oxidizing agents.
(ii) It has a low concentration of oxidizing agents.
(iii) It can be controlled by controlling the release of NO2 , hydrocarbons, ozone etc.
(iv) Plantation of some plants like Pinus helps in controlling photochemical smog.
Which of the following statements about photochemical smog is wrong?
(i) It has a high concentration of oxidizing agents.
(ii) It has a low concentration of oxidizing agents.
(iii) It can be controlled by controlling the release of NO2 , hydrocarbons, ozone etc.
(iv) Plantation of some plants like Pinus helps in controlling photochemical smog.
-
1 Answer
-
This is a Multiple choice Questions as classified in NCERT Exemplar
Option (ii) i.e., It has low concentration of oxidizing agents is the answer since the common components of photochemical smog are ozone, nitric oxide, acrolein, formaldehyde and peroxyacetyl nitrate (PAN). Photochemical smog causes serious health problems and both ozone and PAN act as powerful eye irritants. Photochemical smog contains high concentrations of oxidants.
Similar Questions for you
–I effect ∝ Acidic strength
+I effect ∝ Basic strength
* Most stable anion due to maximum –I effect.
* Most acidic
with increase in separation of screen from slits plane, fringe width increases.
Excessive nitrate in drinking water causes methemoglobinemia
Excessive nitrate in drinking water causes methemoglobinemia
Release of toxic/undesirable materials in the environment.
Taking an Exam? Selecting a College?
Get authentic answers from experts, students and alumni that you won't find anywhere else
Sign Up on ShikshaOn Shiksha, get access to
- 65k Colleges
- 1.2k Exams
- 687k Reviews
- 1800k Answers