निम्न में से कौन प्रकाश रासायनिक धुऐं का सामान्य घटक नहीं है ?
- Aओजोन
- Bएक्रोलिन
- Cपरोक्सीऐसीटिल नाइट्रेट
- ✓क्लोरो-फ्लोरो कार्बन
Answer: D.
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One sample from each question group in this chapter. Select any group above to see the full set with answer keys.
Answer: D.
View full solution →Answer: D.
View full solution →Answer: B.
View full solution →Answer: B.
View full solution →Answer: C.
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