JEE Advanced Aldehydes Ketones and Acids questions
8 Chemistry questions on Aldehydes Ketones and Acids as asked in JEE Advanced, newest first.
- Complete reaction of acetaldehyde with excess formaldehyde, upon heating with conc. NaOH solution, gives P and Q. Compound P does not give Tollens' test, whereas Q on acidification gives positive Tollens' test.…
2024
- In the following reaction sequence, the major product P is formed. [Reactant: a terminal alkyne mathrmH-C≡C- chain with a long mathrm(CH_2)_15 spacer ending in a CO_2Et ester group] is treated with i) mathrmHg^2+,…
2024
- An organic compound P having molecular formula C_6H_6O_3 gives ferric chloride test and does not have intramolecular hydrogen bond. The compound P reacts with 3 equivalents of NH_2OH to produce oxime Q. Treatment of P…
2024
- List-I contains various reaction sequences and List-II contains the possible products. Match each entry in List-I with the appropriate entry in List-II and choose the correct option. [figure]
2024
- In the following reactions, P, Q, R, and S are the major products. CH_3CH_2CH(CH_3)CH_2CN →substack(i) PhMgBr, then H_3O^oplus \ (ii) PhMgBr, then H_2O P Ph-H + CH_3oversetdisplaystyle Ooversetdisplaystyle \|CCl…
2023
- Consider the following reaction scheme and choose the correct option(s) for the major products Q, R and S. Styrene →[(i) B_2H_6 atop (ii) NaOH, H_2O_2, H_2O] P →[(i) CrO_3, H_2SO_4 atop (ii) Cl_2, Red phosphorus atop…
2023
- Match the reactions in List-I with the features of their products in List-II and choose the correct option. [figure]
2023
- The major products obtained from the reactions in List-II are the reactants for the named reactions mentioned in List-I. Match List-I with List-II and choose the correct option. List-I (P) Etard reaction (Q) Gattermann…
2023
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