19,000+ solved questions for JEE Advanced, JEE Mains, NEET & IChO — with answers and expert explanations.
A strong base can abstract an alpha-hydrogen from
The formula of chloral is (a)퐶퐻3퐶퐻= 푁퐻퐶6퐻5
Aldehydic group can occur :
The general formula of both aldehydes and ketones is:
The IUPAC name of CH3COCH(CH3)2 is :
The IUPAC name of Cl3CCH2CHO is :
Aldehydes are first oxidation products of:
Identify compound X in the following sequences of reactions : (NEET 2021) (a) (b) (c) (d)
Conc.NaOH O|| H C H CH CH O -> Find out the products of reaction (AIIMS 2019)
The IUPAC name of the compound (NEET 2017) is
The correct statement regarding a carbonyl compound with a hydrogen atom on its alpha-carbon is (NEET 2016)
(i)CH MgBr (i)Dil.NaOH (ii) (ii)H O P R -> -> 4-methylpent-3-en-2-one compound P is (KCET 2014)
Ozonolysis (Reductive) X Y Z -> Y can be obtained by Etard’s reaction, Z undergoes disproportion reaction with concentrated alkali ,X could be (KCET 2014) (a) (b) (c) (d)
Which of the following organic compounds answers both iodoform test Fehling’s test? (KCET 2013)
An organic compound A burns with a sooty flame. It is negative towards Tollen’s reagent test and positive for Brady’s reagent test. The compound A is (KCET 2011)
The major product formed from the following reaction is (AFMC 2010) (a) (b) (c) (d)
When ethanal is treated with Fehling’s solution, it gives a precipitate of (AFMC 2010)
Aldol condensation is
Treatment of propionaldehyde with dilute NaOH solution gives
Which of the following will not undergo aldol condensation
Aldol condensation will not be observed in
When dihydroxy acetone reacts with HIO4, the product is/are
The product obtained in the following reaction is (a) (b) (c) (d)
Oxidation of acetaldehyde with selenium dioxide produces:
(a) (b) (c) (d)