Organic Chemistry Basics 2 Question 48

48. The compound which gives the most stable carbonium ion on dehydration is

(1989, 1M)

(a)

(c) $\mathrm{CH}{3} \mathrm{CH}{2}-\mathrm{CH}{2}-\mathrm{CH}{2} \mathrm{OH}$

(d) $\mathrm{CH}{3}-\mathrm{CH}-\mathrm{CH}{2} \mathrm{CH}_{3}$

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Solution:

$\left(3^{\circ}\right.$, most stable alkyl carbocation $)$