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Question ImageThe given carbocation rearranges into:

Important Questions on Aldehydes, Ketones and Carboxylic Acids

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Alpha Question Bank for Engineering: Chemistry>Chapter 27 - Aldehydes, Ketones and Carboxylic Acids>Exercise-1>Q 8
An alkyne on ozonolysis produces 2,3-Butanedione. What is its possible structure?
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Alpha Question Bank for Engineering: Chemistry>Chapter 27 - Aldehydes, Ketones and Carboxylic Acids>Exercise-1>Q 9
Explain the following:
C-O bond lengths in formic acid are1.23 Å &1.36 Å and both the C-O bond lengths in sodium formate have the same value 1.27 Å
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Alpha Question Bank for Engineering: Chemistry>Chapter 27 - Aldehydes, Ketones and Carboxylic Acids>Exercise-1>Q 10
Which of the following acid has the smallest dissociation constant?
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Alpha Question Bank for Engineering: Chemistry>Chapter 27 - Aldehydes, Ketones and Carboxylic Acids>Exercise-1>Q 11
Arrange increasing order of acidic strength of following dibasic acids:
(I) oxalic acid,
(II) succinic acid,
(III) malonic acid,
(IV) adipic acid
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Alpha Question Bank for Engineering: Chemistry>Chapter 27 - Aldehydes, Ketones and Carboxylic Acids>Exercise-1>Q 14
The enolic form of acetone contains:
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Alpha Question Bank for Engineering: Chemistry>Chapter 27 - Aldehydes, Ketones and Carboxylic Acids>Exercise-1>Q 16
Cyclohexanone forms cyanohydrin in good yield but 2, 2, 6-trimethylcyclohexanone does not. Explain why.
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Alpha Question Bank for Engineering: Chemistry>Chapter 27 - Aldehydes, Ketones and Carboxylic Acids>Exercise-1>Q 28

Write the structure of the hydroxy acid corresponding to each of the following lactones.

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Alpha Question Bank for Engineering: Chemistry>Chapter 27 - Aldehydes, Ketones and Carboxylic Acids>Exercise-1>Q 31
Which of the following methods is not used for the conversion of carboxylic acids into acid halides?