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Addition of sulphuric acid in alkene and addition of sulphuric acid in alkene with addition reaction. |
Answer» <html><body><p></p><a href="https://interviewquestions.tuteehub.com/tag/solution-25781" style="font-weight:bold;" target="_blank" title="Click to know more about SOLUTION">SOLUTION</a> :Dissociation of sulphuric acid `(H_(2)SO_(4) hArr <a href="https://interviewquestions.tuteehub.com/tag/h-1014193" style="font-weight:bold;" target="_blank" title="Click to know more about H">H</a>^(<a href="https://interviewquestions.tuteehub.com/tag/delta-947703" style="font-weight:bold;" target="_blank" title="Click to know more about DELTA">DELTA</a>+)O^(delta-)SO_(3)H)` fragement are `H^(delta+)` and `HSO_(4)^(-)` or `""^(-)OSO_(3)H` positive and negative radicals on `pi`-bond as per Markovnikov rule electrophilic <a href="https://interviewquestions.tuteehub.com/tag/addition-367641" style="font-weight:bold;" target="_blank" title="Click to know more about ADDITION">ADDITION</a> reaction. <br/> (i) `H_(2)SO_(4) rarr overset(+)(H)+bar(O)SO_(2)OH` <br/> <img src="https://doubtnut-static.s.llnwi.net/static/physics_images/KPK_AIO_CHE_XI_P2_C13_E01_113_S01.png" width="80%"/> <br/> (ii) Propene is reacted with`H_(2)SO_(4)` where `overset(+)(H)` is electrophilic species. More stable carbocation `CH_(3)overset(+)(C)HCH_(3)` is formed first, negative part hydrogen sulfate, is added as addition product and formed <a href="https://interviewquestions.tuteehub.com/tag/isopropyl-1052512" style="font-weight:bold;" target="_blank" title="Click to know more about ISOPROPYL">ISOPROPYL</a> hydrogen sulphare. <br/> <img src="https://doubtnut-static.s.llnwi.net/static/physics_images/KPK_AIO_CHE_XI_P2_C13_E01_113_S02.png" width="80%"/> <br/> This reaction occurs at normal temperature and ractants are added in ratio 1:1 and formation of alkyl hydrogen sulpare.</body></html> | |