`HNO_(3)` functions as a base `H_(2)SO_(4)` functions as dehydrating agent vant hoff factor for the above reactions is ROUGHLY 4. HYBRIDIZATION of central atom in the attacking electrophile is Sp
Solution :`H_(2)SO_(4)` is stronger acid than `HNO_(3)`. Hybridization of 'N' in `NO_(2)^(+)` is 'sp'