19,000+ solved questions for JEE Advanced, JEE Mains, NEET & IChO — with answers and expert explanations.
The IUPAC name of CH3COCH(CH3)2 is :
The general formula of both aldehydes and ketones is:
Aldehydic group can occur :
The formula of chloral is (a)퐶퐻3퐶퐻= 푁퐻퐶6퐻5
A strong base can abstract an alpha-hydrogen from
Formalin is an aqueous solution of :
Acetals are
The structure would be best classified as a(n)
Ethanedial has which functional group ?
Which of the following is paradehyde?
When enolate A is compared with enolate B (A) (B) which of the following statements is true ?
Which of the compound shown is (are) correctly named as pentane derivates, either as pentanals or pentanones ?
Which of the following forms an enol to the greatest extent ? (a) (b) (c) (d)
Which of the following compound will yield 2,5- dimethylhexan-1,6-dial upon ozonolysis?
The IUPAC name of Cl3CCH2CHO is :
On reductive ozonolysis yields
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)