19,000+ solved questions for JEE Advanced, JEE Mains, NEET & IChO — with answers and expert explanations.
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)
Which one of the following does not form sodium bisulphite addition product with sodium bisulphite solution
Benzaldehyde condenses with N,N-dimethylaniline in presence of anhydrous ZnCl2 to give
In the above sequence X can be
The compound which is not reduced by 퐿푖퐴푙퐻4 is
If pentan-2-one is reacted with NaBH4, followed by hydrolysis with D2O, the product will be :
The reaction of acetaldehyde with conc. KMnO4 gives
An aldehyde on oxidation gives
Aldehydes are first oxidation products of:
Isopropyl alcohol on oxidation forms:
퐶퐻3 −퐶 || 푂 −퐶퐻2 −퐶퐻3 퐶표푛푐.퐻푁푂3 → Product The product is
(a) (b) (c) (d)
Oxidation of acetaldehyde with selenium dioxide produces:
The product obtained in the following reaction is (a) (b) (c) (d)
When dihydroxy acetone reacts with HIO4, the product is/are
Aldol condensation will not be observed in
Which of the following will not undergo aldol condensation
Treatment of propionaldehyde with dilute NaOH solution gives