19,000+ solved questions for JEE Advanced, JEE Mains, NEET & IChO — with answers and expert explanations.
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
Aldol condensation is
does not show aldol condensation because :
Predict the product ‘B’ in the sequence of reaction
Aldol condensation will not take place in
Acetophenone when reacted with a base, C2H5ONa, yields a stable compound which has the structure (a) (b) (c)
Which of the products is formed when acetone is reacted with barium hydroxide solution? (a) (b) (c) (d)
3-hydroxy butanal is formed when X reacts with Y in dilute Z solution. What are X, Y and Z? X Y Z (a) CH3CHO, (CH3)2CO, NaOH (b) CH3CHO, CH3CHO, NaCl (c) (CH3)2CO, (CH3)2CO, HCl (d) CH3CHO, CH3CHO, NaOH
Which of the following compound will undergo self aldol condensation in the presence of cold dilute alkali
(a) (b) (c) (d)
In the scheme given below, the total number of intramolecular aldol condensation products formed from ′′푌′′ is (a)1 (b)2 (c)3 (d)4
Benzaldehyde + NaOH→