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Which of the following will give 3-pentanone?

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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-2>Q 113
In which reaction the product is a hydrocarbon?
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Alpha Question Bank for Engineering: Chemistry>Chapter 27 - Aldehydes, Ketones and Carboxylic Acids>Exercise-2>Q 114
Which of them liberates a gas which turns lime water milky?
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Alpha Question Bank for Engineering: Chemistry>Chapter 27 - Aldehydes, Ketones and Carboxylic Acids>Exercise-2>Q 115

Choose the correct options:

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Alpha Question Bank for Engineering: Chemistry>Chapter 27 - Aldehydes, Ketones and Carboxylic Acids>Exercise-3>Q 1
The carboxyl functional group (-COOH) is present in:
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Alpha Question Bank for Engineering: Chemistry>Chapter 27 - Aldehydes, Ketones and Carboxylic Acids>Exercise-3>Q 2
Aspirin in known as
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Alpha Question Bank for Engineering: Chemistry>Chapter 27 - Aldehydes, Ketones and Carboxylic Acids>Exercise-3>Q 3
Which of the following acid has the lowest value of acid dissociation constant?
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Alpha Question Bank for Engineering: Chemistry>Chapter 27 - Aldehydes, Ketones and Carboxylic Acids>Exercise-3>Q 4

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The products will be:

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Alpha Question Bank for Engineering: Chemistry>Chapter 27 - Aldehydes, Ketones and Carboxylic Acids>Exercise-3>Q 5

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Benzenesulphonic acid and para nitrophenol react with NaHCO3 separately. The gases produced are respectively.