951.

In a set of reactions, acetic acid yielded a product D.

CH₃COOH $\stackrel{{\mathrm{SOCl}}_2}{\to }$ A $\underset{\mathrm{anhyd}. {\mathrm{AlCl}}_3}{\overset{\mathrm{Benzene}}{\to }}$ B $\stackrel{\mathrm{HCN}}{\to }$ C $\stackrel{\mathrm{HOH} }{\to }$ D

The structure of D would be

• 

• 

• 

• 

The major organic product formed from the following reaction $\underset{\left(\mathrm{ii}\right) {\mathrm{LiAlH}}_4 \left(\mathrm{iii}\right) {\mathrm{H}}_2\mathrm{O}}{\overset{\left(\mathrm{i}\right) {\mathrm{CH}}_3{\mathrm{NH}}_2}{\to }}$ ... is

Aldehydes or ketones are treated with-bromo ester in the presence of zinc to form $\mathrm{\alpha }$-hydroxy ester followed by dehydration to form $\mathrm{\alpha }$,$\mathrm{\beta }$-unsaturated ester.This reaction is known as:

• Witting reaction.

• Tischenko reaction.

• Reformatsky reaction.

• Crossed-cannazzaro's reaction.

The correct structure of the stable compound which is obtained when acetophenone react with a base C₂H₅OH is

Indicate correct synthesis of carboxylic acid from organometallic compound :

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• 

• 

• All of the above

In the following reduction, reducing agent used is:

• DIBAH

• LiAlH₄

• NaAlH₄

• H₂/PdBaSo₄

HCHO reacts with CH₃MgI to give:

• CH₃CH₂OH

• CH₃OH

• CH₃CH₂I

• CH₃I

Which among the following is strongest acid ?

• H(ClO)O₂

• H(ClO)O₃

• H(ClO)O

• H(ClO)

Predict the product Bin the given reaction:

CH₃CH₂C$\equiv$CH $\stackrel{\mathrm{R}}{\to }$ butanone-2. R is

• Hg⁺⁺/ dil.H₂SO₄

• KMnO₄

• KClO₃

• K₂Cr₂O₇