Advertisements
Advertisements
Question
From where does ozone come in the photo chemical smog?
Advertisements
Solution
\[\ce{NO2 ->[Sunlight] NO + (O)}\]
O3 are strong oxidizing agent and can react with unburnt hydrocarbons in polluted air to form formaldehyde, acrolein and peroxy acetyl nitrate (PAN).
APPEARS IN
RELATED QUESTIONS
Haemoglobin of the blood forms carboxy haemoglobin with ______.
Living in the atmosphere of CO is dangerous because it ______.
Match the List I with List II and select the correct answer using the code given below the lists.
| List I | List II | ||
| A | Depletion of ozone layer |
1 | CO2 |
| B | Acid rain | 2 | NO |
| C | Photochemical smog | 3 | SO2 |
| D | Green house effect | 4 | CFC |
Assertion (A): If BOD level of water in a reservoir is more than 5 ppm it is highly polluted.
Reason(R): High biological oxygen demand means high activity of bacteria in water.
What would happen, if the greenhouse gases were totally missing in the earth’s atmosphere?
Define smog.
Explain how does greenhouse effect cause global warming.
What are particulate pollutants? Explain any three.
How is acid rain formed?
Explain the effects of acid rain.
