Given are the four statements about dehydration of alcohols to give alkenes: [ {\P}] : Ease of dehydration of alcohols takes place in the order 3^{\circ} > 2^{\circ} > 1^{\circ}. [Q]: Dehydration is acid catalyzed. [R]: Orientation of the alkene formed is strongly Saytzeff. [S]: Dehydration is irreversible. Choose the correct combination of statements.

Correct Answer is : P, Q and R all three are correct but S is not

P and Q are correct while R and S are not

P, Q and R all three are correct but S is not

P, Q and S all three are correct but R is not

Graduate Pharmacy Aptitude Test (GPAT) 2012 Solved Paper

Question : 64 of 148

Marks: +1, -0

Given are the four statements about dehydration of alcohols to give alkenes:
[P] : Ease of dehydration of alcohols takes place in the order 3∘>2∘>1∘.
[Q]: Dehydration is acid catalyzed.
[R]: Orientation of the alkene formed is strongly Saytzeff.
[S]: Dehydration is irreversible.
Choose the correct combination of statements.

P and Q are correct while R and S are not
P, Q and R all three are correct but S is not
P, Q, R and S all are correct
P, Q and S all three are correct but R is not

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