Answer
Step by step text solution for What do you mean by primary pollutants? by CHEMISTRY experts to help you in doubts & scoring excellent marks in Class 12 exams.
|
MBD PUBLICATION-ENVIRONMENTAL CHEMISTRY-QUESTION BANK
- What do you mean by primary pollutants?
01:56
|
- What are the secondary pollutants?
02:55
|
- What is meant by biodegradable pollutants ?
02:35
|
- What is meant by contamination?
02:15
|
- Name two biodegradable pollutants.
01:04
|
- Name two non-degradable pollutants.
01:31
|
- Give two examples of natural pollution.
01:09
|
- Define air pollution.
01:44
|
- Name two air pollutants.
00:52
|
- Which gas is responsible for green house effect ?
02:20
|
- Is CO2 cause direct pollution ?
01:56
|
- Which gas is responsible for green house effect ?
02:20
|
- Name two green house gases.
01:06
|
- What is smog ?
01:40
|
- What are biodegradable and non-biodegradable detergents? Give one exam...
03:38
|
- What are primary and secondary valencies?
03:02
|
- How NO is depleting ozone layer ?
00:47
|
- How are'freons' creating a hole in the ozone layer ?
02:03
|
- How ozone layer is formed and acting as a protecting umbrella ?
05:11
|
- What are the chemical reactions involved in the ozone layer depletion?
03:28
|