MCQOPTIONS
Saved Bookmarks
MCQOPTIONS
| 1. |
What is the electrophile in the electrophilic substitution reaction of benzene using oleum and conc. H2SO4? |
| A. | SO<sub>3</sub> |
| B. | NO<sub>3</sub> |
| C. | NO<sub>2</sub><sup>+</sup> |
| D. | NO<sup>+</sup> |
| Answer» B. NO<sub>3</sub> | |