​q9

​q9 z "hen Z is 2 OCX)CH, p rod 'ene henyle enc t the or compound or me Of on heat cDlarobenzene with chloral i he reaction is ntrated sulphu gammexcne Freon —9-D6T iary alkyl halides are practically inert to titution by SA mechanism. This is because CN 1) 3) 2) o lubility ctive effect (2005) 2) instability •teric hindrance NC n or one molecule or HBr with one e or 1,3-butadiene at 400C giys•s antly obutene under netically controlled ns -2-butene 11. Which of the following is the correct order of decreasing SN2 reactivity H-x > R,CX > R.CHX