General Methods of Preparation of Aldehydes And Ketones

Which of the following on heating with aqueous KOH, produces acetaldehyde?

Complete the following reaction: 

${\mathrm{C}}_6{\mathrm{H}}_5{\mathrm{CH}}_3 + {\mathrm{CrO}}_3 \stackrel{\mathrm{acetic} \mathrm{anhydride}}{\to } ?$

Which of the following is not synthesized by Rosenmund reduction:

Ethyl methyl ketone is obtained by heating calcium salts of

The major product of the following reaction. 

 is

On the bases of following information answer the given two questions.

Which amongst the following is correct statement.

Structure of$‘\mathrm{A}’$ and type of isomerism in the above reaction are respectively.

Which of the following compounds will give butanone on oxidation with alkaline${\mathrm{KMnO}}_4$solution?

Benzophenone can be obtained by _____.

Predict the products of following conversion.

Predict the products of following conversions.

Predict the products of following conversion.

Write the structures and IUPAC names of ketones produced by Friedel-Crafts acylation of benzene with ${\mathrm{C}}_6{\mathrm{H}}_5\mathrm{COCl}$.

Write the structures and IUPAC names of ketones produced by Friedel-Crafts acylation of benzene with ${\mathrm{C}}_2{\mathrm{H}}_5\mathrm{COCl}$

Predict the structures of ketones produced by hydration of but-$1$-yne and but-$2$-yne.

Write the structures of aldehydes and ketones obtained by ozonolysis of 

Write the structure of aldehydes and ketones obtained by ozonolysis of 

Write chemical equations for the preparation of aldehydes and ketones by hydrolysis of all possible isomers of ${\mathrm{C}}_4{\mathrm{H}}_8{\mathrm{Cl}}_2$.

How will you prepare $4$-methylbenzaldehyde from toluene ?

How will you prepare 4-methoxyacetophenone from anisole ?