MCQOPTIONS
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| 1. |
Major pollutant of acid-rain is (UPTET Jan 2011) |
| A. | \[S{{O}_{2}}\] |
| B. | \[C{{O}_{2}}\] |
| C. | \[Co\] |
| D. | \[{{H}_{2}}{{O}_{2}}\] |
| Answer» B. \[C{{O}_{2}}\] | |