Alcohol Test

Alchol TesOct 2014 UL-39,40, Surya Kiran Aptt., Ghod Dod Road, SURAT.

120 Marks

90160 75973, 9427850833 1.

Action of water in the presence of sulphuric acid with the following alkenes CH 3 (i) CH 3  CH  C and (ii) CH 3  CH  CH 2 gives CH 3 CH 3

(a) (i) CH 3  CH 2  C | OH

and CH 3

(ii) CH 3 CH  CH 3 | OH

CH 3

(b) (i) CH 3  CH  CH | OH

(ii) CH 3  CH 2  CH 2OH

and CH 3

CH 3

(c) (i) CH 3  CH  CH | OH

and CH 3

(ii) CH 3 CH  CH 3 | OH

CH 3

(d) (i) CH 3  CH 2  C | OH 2.

and (ii) CH 3  CH 2  CH 2OH

CH 3

Which one of the following reactions would produce secondary alcohol (a)

O O (b) || . || . 1. CH 3 MgBr 1. LiAlH 4 C6 H 5 CCH 3   C6 H 5 CCH 3   2. H 

3.

4.

2. H 

(d)

O ||

.

1 . OH 

C6 H 5 CCH 3  

2. H 

2 . Br2

Propene, CH 3  CH  CH 2 can be converted to 1-propanol by oxidation. Which set of reagents among the following is ideal to effect the conversion (a) Alkaline KMnO 4

(b) B 2 H 6 and alkaline H 2 O2

(c) O 3 / Zn dust

(d) OsO 4 / CH 4 , Cl 2

[ CBSE 1991]

The compound that will react most readily with NaOH to form methanol is  

(a) (CH 3 )4 N I 5.

1. LiAlH4 (c) CH 3 CHO  

[IIT Screening 2001]  

(b) CH 3 OCH 3

(c) (CH 3 )3 S I

(d) (CH 3 )3 Cl

Which is hydrolysed at the fastest rate Cl Cl (a)

6.

(b)

Cl (c)

(d)

HBO, oxymercuration-demercuration and acid catalysed hydration will give same product in (a)

(b)

(c)

(d)

SeO 2    A, A is

7.

OH (a)

OH

(b)

OH

(c)

(d) OH

8.

Cl

A  

O O COOH

AOis O CH2OH

(a) B2 H6 / H 2O

(b) LiAlH4

(c) CH 3OH / Na

(d) P / HI

CH 2CH 3 | H O 9. CH 3 CHCH  CHCH 3 3 Major product of this reaction (a) Is optical isomer (b) (c) Is dehydrated easily (d) 10. Consider the following methods I : Hydration of olefins II : III : Reduction of carbonyl compounds Which of these can be used to prepare alcohols (a) I, II and III (b) I and II (c) 11. Rate of hydration of

CH  CH 2,

Gives white turbidity with HBr immediatly All correct Hydrolysis of cyanides

II and III

(d) I and III

CH 3 | C  CH 2 ,

CH  CHCH 3,

(I) will be in order (a) I