Aldehydes, Ketones and Carboxylic Acids questions
1139 published questions with worked solutions.
- A strong base can abstract an α-hydrogen from a(n)
- Which one of the following reactions is a condensation reaction?
- In the reaction ROH + R'COOH → R'–CO–OR + H₂O, the water formed is produced by the combination of
- The reaction R₂CO + HCN → R₂C(OH)(CN) is a(n)
- Total number of isomeric aldehydes and ketones that can exist with the molecular formula C₅H₁₀O is
- H₂C=O behaves as a(n)
- The IUPAC suffix name for –COX (acyl halide) is
- The minimum number of carbon atoms a ketone may contain is
- Which of the following acids has the smallest dissociation constant?
- [Roorkee 1998] In the reaction C₈H₆O₄ —Δ→ X —NH₃→ (a ring bearing both –CONH₂ and –COOH), the intermediate "X" is
- Xylenes, on oxidation with acidic KMnO₄, give
- Among benzoic acid, *o*-hydroxybenzoic acid, *p*-nitrophenol and *p*-toluic acid, the most acidic compound is
- [IIT 2000] Benzoyl chloride is prepared from benzoic acid by treatment with
- [Roorkee; KCET 1990, 1993] In Étard's reaction, toluene is oxidised to benzaldehyde using
- *p*-Nitrophenol is a stronger acid than phenol because the nitro group is
- [IIT 2004] Benzamide, on reaction with POCl₃, gives
- For benzaldehyde, which statement is **incorrect**?
- Benzaldehyde can be obtained by the hydrolysis of
- Which one is a "mixed" (unsymmetrical) ketone?
- Dry distillation of a mixture of calcium benzoate and calcium formate gives
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