MCQOPTIONS
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| 1. |
The statement which is not true |
| A. | \[N{{O}_{2}}\] does not play any role in photochemical smog |
| B. | \[S{{O}_{3}}\] is more harmful air polluntant than \[S{{O}_{2}}\] |
| C. | \[S{{O}_{2}}\] dos not affect larynx (voice box) |
| D. | NO is more toxic to living tissues than \[N{{O}_{2}}\] |
| Answer» C. \[S{{O}_{2}}\] dos not affect larynx (voice box) | |