List of top Chemistry Questions on Uses of Aldehydes and Ketones

Which of the following compounds will give a positive Iodoform test?
On heating an aldehyde with Fehling’s reagent, a reddish-brown precipitate is obtained due to the formation of
What are ‘X’ and ‘Y’ in the following reactions?
Acetal $\xrightarrow{X}$ CH$_3$COCH$_3$ $\xrightarrow{Y}$ Oxime
The correct order of reactivity of the following towards nucleophilic addition reactions is: \[ \text{I. CH}_3\text{COCH}_3,\quad \text{II. CH}_3\text{CH}_2\text{CHO},\quad \text{III. ClCH}_2\text{CHO} \]
Which of the following is a hemiacetal?
The number of aldehydes that undergo cannizaro reaction from the following are Phenyl ethanal, Methanal, 2 - Methoxy propanal, Trichloro ethanal
Toluene on treatment with chromic oxide in acetic anhydride at 273K to 283K gives
Which one of the following represents valeraldehyde?
In a set of reactions acetic acid yielded a product D. $CH_{3} COOH {->[{SOCl_{2}}]} A {->[{\text{Benzene}}][{\text{anhy} AlCl_{3}}]} B {->[{HCN}]} C {->[{H_{2}O}]}$ The structure of D would be
Treatment of acetaldehyde with ethyl magnesium bromide and subsequent hydrolysis gives
In the following reaction product 'P' is :
Pd-BaSO4
What is P in the given chemical reaction?
What is P in the given chemical reaction?
An important industrial solvent, also a laboratory reagent called 2-butanone is nothing but: