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Which among the following compounds will...

Which among the following compounds will give a secondary alcohol on reacting with Grignard reagent followed by acid hydrolysis?
I. `HCHO`
II. `C_(2)H_(5)CHO`
III. `CH_(3)COCH_(3)`
IV. `C_(2)H_(5)COOH`
Select the correct answer using the codes given below.

A

Only II

B

Only III

C

II and IV

D

III and IV

Text Solution

Verified by Experts

The correct Answer is:
A

Addition of grignard reagents to alddehdyes other than formaldehyde followed by acid hydrolysis give secondary alcohols, i.e.,
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Which among the following compounds will give a secondary alcohol on reacting with Grignard reagent followed by acid hydrolysis ? (i) HCHO (ii) C_(2)H_(5)CHO (iii) CH_(3)COCH_(3) (iv) HCOOC_(2)H_(5) Select the correct anwer using the codes given below :

Which of the compounds HCHO(I),CH_3CH_2CHO(II),CH_3COCH_3(III) and HCOOC_2H_5 (IV) will give a secondary alcohol on reaction with excess Grignard reagent , followed by hydrolysis ? Select the correct answer using the codes given below

Arrange the following compounds in the increasing order of nucleophillic addition reaction: I. HCHO II. CH_(3)COCH_(3) III. C_(6)H_(5)COCH_(3) IV. C_(6)H_(5)COC_(6)H_(5)

Arrange the following compound in increasing order of reactivity towards nucleophilic addition reaction (I) C_(6)H_(5)COCH_(3) (II) CH_(3)CO - C_(2)H_(5) C_(6)H_(5)CHO (IV) CI - CH_(2) - CHO

Which of the following reagents react differently with HCHO, CH_(3)CHO and CH_(3)COCH_(3) ?

Write IUPAC and common names of CH_(3)COCH_(3),C_(2)H_(5)COOH .

How many of the following reagents can be used for the preparation of 3^(@) alcool with Grignard reagents ? HCOOC_(2)H_(5),CH_(3)COOC_(2)H_(5),CH_(3)CHO,CH_(3)COCH_(3),C_(2)H_(5)COC_(6)H_(5)

PRADEEP-ALCOHOLS, PHENOLS AND ETHERS-COMPETITION FOCUS JEE (MAIN AND ADVANCED)/MEDICAL ENTRANCES SPECIAL (MULTIPLE CHOICE QUESTIONS WITH ONE CORRECT ANSWER-I)
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