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Elimination Reactions of Alkyl Halides

Arrange the f...

Question

Arrange the following in the decreasing order of their $E_{2}$ reaction tendencies:

X>Y>Z

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X>Z>Y

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Y>Z>X

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Z>Y>X

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Solution

The correct option is D Z>Y>X
In $E_{2}$ mechanism, elimination occurs with the hydrogen which is present anti to the leaving group. According to that the correct order will be:

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Similar questions

E_{2}

E 2

S N_{2}

C H_{3} C H_{2} C H_{2} C l . . . . . . . . . (i)

C H_{3} C H_{2} C H C l C H_{3} . . . . . . . (i i)

(C H_{3})_{2} C H C H_{2} C l . . . . . . . . (i i i)

(C H_{3})_{3} C - C l . . . . . . . . . . (i v)

C H_{3} C H_{2} C H_{2} C H_{2} C l

C H_{3} C H_{2} C H C l - C H_{3}

(C H_{3})_{2} C H C H_{2} C l

(C H_{3})_{3} C - C l

S_{N} 2

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