Special Reactions of Carbonyl Compounds

Compound which gives intramolecular aldol reaction?

Why propanal undergoes oxidation reaction faster than the propanone?

Aldehydes are easily oxidesed than the ketone.

Why aldehydes are easily oxidised compared to ketone?

The reduction of acetone by $\mathrm{Mg}-\mathrm{Hg}$ gives:

Stable hydrates can be formed from how many of the following carbonyl compounds

(i)



(ii) $\mathrm{HCHO}$

(iii) $\mathrm{PhCHO}$

(iv)



(v)



(vi)

Identify the products in the following reaction.

 is

In the given reaction sequence what will be the final product $\text{'}\mathrm{T}\text{'}$?

${\mathrm{C}}_{\text{6}}{\mathrm{H}}_{\text{5}}\text{-CH=O}\stackrel{\text{KCN/Δ}}{\to }\text{R}\stackrel{\text{PCC}}{\to }\text{S}$$\underset{\left(\text{ii}\right) \text{Acidification}}{\overset{\left(\text{i}\right) \text{conc KOH}}{\to }}\text{T}$

What is the reactant reacted with base for the formation of following compound as product ?

Total number of major products formed on reacting these compounds with ${\mathrm{NH}}_2\mathrm{OH}$ are:

What is the product $\mathrm{P}$ in the above reaction?

Which of the following keto esters is /are not likely to have been prepared by a Claisen condensation?

What is $\mathrm{X}$? 

In the below reaction, which product is formed?

$C_6{H}_{5}CHO+C{H}_{3}COC{H}_3 \begin{array}{c}\stackrel{O{H}^{-}}{\to }\\ ∆\end{array}P$ 

Aldehydes can undergo aldol condensations and Cannizzaro reactions depending upon the reaction conditions.

Product is

. Here [Z] is