List of top Chemistry Questions on Aldehydes And Ketones asked in VITEEE

An organic compound 'A' has the molecular formula \( C_3H_6O \), it undergoes iodoform test. When saturated with dil. HCl it gives 'B' of molecular formula \( C_9H_{14}O \). A and B respectively are:

Tautomerism is net exhibited by:

The reagent(s) which can be used to distinguish acetophenone from benzophenone is (are):

The number of aldol reaction(s) that occurs in the given transformation is: \[ \text{CH}_3\text{CHO} + 4\text{CH}_3\text{CHO} \]

Which of the following is not intermediate in the acid catalysed reaction of benzaldehyde with 2 equivalent of methanol to give acetal?

A mixture of benzaldehyde and formaldehyde on heating with aqueous NaOH solution gives

Acetophenone and Benzophenone can be distinguished by which of the following test

By which reaction ketal is formed?

What will be the order of reactivity of the following carbonyl compounds with Grignard’s reagent?

Which of the following pairs give positive Tollen’s test?

Which of the following will give Cannizzaro reaction?

C₆H₅CHO + NH₃ \(\xrightarrow{H_2, Ni}\) ?

The catalyst used in Rosenmund reaction is

What is the reaction of acetaldehyde with concentrated sulphuric acid?

Which among the following reduces Fehling’s solution?

One of the following aldehydes undergoes Cannizzaro’s reaction and reduces the Schiff’s reagent, but does not reduce Fehling’s reagent. That is