MCQOPTIONS
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| 1. |
Photochemical smog is a resultant of the reaction among. |
| A. | . NO2, O3 and peroxyacetyl nitrate in the presence of sunlight |
| B. | . CO, O2 and peroxyacetyl nitrate in the presence of sunlight |
| C. | CO, CO2 and NO2 at low temperature |
| D. | . high concentration of NO2, O3 and CO in the evening |
| Answer» B. . CO, O2 and peroxyacetyl nitrate in the presence of sunlight | |