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Place the following alcohols in decreasi...

Place the following alcohols in decreasing order of rate of dehydration with `H_(2)SO_(4)`.
`CH_(3)CH_(2)CHunderset((A))((OH))CH_(2)CH_(2)CH_(3)`
`(CH_(3))_(2)Cunderset((B))((OH))CH_(2)CH_(2)CH_(3)`
`(CH_(3))_(2)Cunderset((C))((OH))CH(CH_(3))_(2)`
`CH_(3)CH_(2)CHunderset((D))((OH))CH(CH_(3))_(2)`
`CH_(3)CH_(2)CH_(2)underset((E))(CH_(2))CH_(2)CH_(2)OH`

A

3 gt 2gt 4 gt 5 gt 1

B

3 gt 2 gt 4 gt 1 gt 5

C

3 gt 2 gt 1 gt 4 gt 5

D

3 gt 2 gt 1 gt 5 gt 4

Text Solution

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The correct Answer is:
B
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Arrange the following in decreasing order of dehyration by conc. H_(2)SO_(4) (i) CH_(3)CH_(2)CH_(2)CH_(2)OH (ii) CH_(3)CH_(2)CH(OH)CH_(3) (iii) (CH_(3))_(3)COH .

CH_(3)CH(OH)CH_(2)CH_(2)COOH

Place the following alcohols in decreasing order of rate of dehydration with concentration H_2SO_4 . 1. CH_3CH_2CH(OH)CH_2CH_2CH_3 2. (CH_3)_2C(OH)CH_2CH_2CH_3 3. (CH_3)_2C(OH)CH(CH_3)_2 4. CH_3CH_2CH(OH)CH(CH_3)_2 5. CH_3CH_2CH_2CH_2CH_2CH_2OH

CH_(3)-CH_(2)-CH_(2)-underset(OH)underset(|)(C )H-CH_(3) and CH_(3)-CH_(2)-underset(OH)underset(|)(C )H-CH_(2)-CH_(2)-CH_(3) are

HOCH_(2)-CH_(3)-underset(CH_(3))underset(|)(CH)-CH_(2)-underset(CH_(3))underset(|)(CH)-CH_(2)OH

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