Environment & Ecology · Environmental Pollution
निम्नलिखित में से कौन सा एक द्वितीयक प्रदूषक (secondary pollutant) का उदाहरण है?
- 1सल्फर डाइऑक्साइड
- 2पेरोक्सीएसिटाइल नाइट्रेट (PAN)✓
- 3नाइट्रोजन ऑक्साइड
- 4कार्बन मोनोऑक्साइड
सही उत्तर देखें
पेरोक्सीएसिटाइल नाइट्रेट (PAN)
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