Environmental Chemistry
3 NEET Chemistry previous year questions on Environmental Chemistry — options free on every question; 1 include the answer & explanation free, the rest unlock with PYQ Pass.
Which of the following statement is NOT true about acid rain?
Causes no damage to monuments like Taj Mahal
- Acid rain has a pH less than 5.6, so (A) is true.
- It is mainly caused by SO₂ and NOₓ (nitrogen oxides) reacting with rainwater to form sulphuric acid (H₂SO₄) and nitric acid (HNO₃). CO₂ forms weak carbonic acid and contributes to the natural acidity of rain. Hence, (B) is considered true in this context.
- Acid rain damages marble monuments such as the Taj Mahal, causing corrosion known as "Marble Cancer." Therefore, statement (C) is false.
- Acid rain is harmful to plants, aquatic life, and soil fertility, so (D) is true.
(C) Causes no damage to monuments like Taj Mahal
Which oxide of nitrogen is not a common pollutant introduced into the atmosphere both due to natural and human activity?
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The gas released during anaerobic degradation of vegetation may lead to :
[JEE Main 2021, 24 Feb (Shift 1)]
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