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QJEEM20Ch4424: JEE Main 2020 Chemistry - Class 12 JEEM20Ch4424 Solution: The decreasing order of reactivity towards dehydrohalogenation…

The decreasing order of reactivity towards dehydrohalogenation (E1) reaction of the following compounds is : JEE Main 2020 (Online) 8th January Morning Slot Chemistry - Haloalkanes and Haloarenes Question 113 English

Multiple Choice Options

  • A B >> D >> A >> C
  • B D >> B >> C >> A
  • C B >> A >> D >> C
  • D B >> D >> C >> A

Step-by-Step Verified Solution

Dehydrohalogenation of the given halides by E1 mechanism is decided by the stability of carbocation formed in the first step. The correct decreasing order of the given halides towards dehydrohalogenation by E1 mechanism is

D > B > C > A

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