Aldehydes, Ketones and Carboxylic Acids questions
1139 published questions with worked solutions.
- Compound (A) C_ 5 H_ 10 O forms a phenyl hydrazone and gives negative Tollen's and iodo-form tests. Compound (A) on reduction...
- Acetone when added to liquid ammonia gives
- Aldol condensation between which of the following compounds followed by dehydration gives mesityl oxide?
- The attack of nucleophile NH_ 2 -R on carbonyl group is favoured by
- A compound (A) C_ 5 H_ 10 O forms phenyl hydrazone and give negative Tollen's and iodoform test. Compound (A) on Clemmenson's...
- Two isomeric compounds A and B have molecular formula C_ 3 H_ 6 O . A responds to silver mirror test but not B. B on treatment...
- To distinguish between 2-pentanone and 3-pentanone which reagent can be used?
- Diethyl ketone and dimethyl ketone can be distinguished with
- A hypnotic drug is obtained, when the following carbonyl compound is reacted with chloroform,
- Acetaldehyde reacts with ammonia to form a
- Acetone reacts with phosphorus penta chloride to give
- In the reaction RCHO A RCH=NOH , A is :
- When acetaldehyde reacts with phenylhydrazine, it forms
- Acetaldehyde reacts with
- Which one of the following compounds will undergo self aldol condensation in the presence of cold dilute alkali?
- Aldehyde used in the manufacture of perfumes is
- Ketones do not show reducing property because
- Low reactivity of ketones with respect to aldehydes is due to
- Which of the following is example of tricarboxylic acid?
- Which of the following does not have a carboxyl group?
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