Excess of isobutene on reaction with Br2 in presence of light at 125ºC gives which one of the following, as the major product ? 125ºC ij izdk'k dh mifLFkfr esa vkblksC;wVsu ds vkf/kD; dh Br2 esa vfHkf

Question

Excess of isobutene on reaction with Br2 in presence of light at 125ºC gives which one of the following, as the major product ? 125ºC ij izdk'k dh mifLFkfr esa vkblksC;wVsu ds vkf/kD; dh Br2 esa vfHkfØ;k fuEufyf[kr esa ls dkSu lk ,d eq[; mRikn ds :i esa nsrh gS ?

(A) CH3–C–Br CH3 CH3
(B) CH3–CH–CH2Br CH2Br
(C) CH3–C–CH2–Br Br CH3
(D) CH3–CH–CH2Br CH3

Prashant Kotian · Accepted Answer

Correct answer: A. CH3–C–CH3 CH3 CH3     h Br2 CH3–C CH3 CH3     Br CH3–C–Br CH3 CH3 3º radical Major product (stable)

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