मराठी
कर्नाटक बोर्ड पी.यू.सी.पीयूसी विज्ञान 2nd PUC Class 12

Assertion: N, N-Diethylbenzene sulphonamide is insoluble in alkali. Reason: Sulphonyl group attached to nitrogen atom is strong electron-withdrawing group.

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प्रश्न

Assertion: N, N-Diethylbenzene sulphonamide is insoluble in alkali.

Reason: Sulphonyl group attached to nitrogen atom is strong electron-withdrawing group.

पर्याय

  • Both assertion and reason are wrong.

  • Both assertion and reason are correct statements but reason is not correct explanation of assertion.

  • Assertion is correct statement but reason is wrong statement.

  • Both assertion and reason are correct statements and reason is correct explanation of assertion.

  • Assertion is wrong statement but reason is correct statement.

MCQ
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उत्तर

Both assertion and reason are correct statements but reason is not correct explanation of assertion.

Explanation:

N, N-diethyl benzene sulphonamide is insoluble in alkali because it has no acidic hydrogen. Sulphonyl group attached to nitrogen atom is electron-withdrawing group.

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  या प्रश्नात किंवा उत्तरात काही त्रुटी आहे का?
पाठ 13: Amines - Multiple Choice Questions (Type - I) [पृष्ठ १९२]

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एनसीईआरटी एक्झांप्लर Chemistry Exemplar [English] Class 12
पाठ 13 Amines
Multiple Choice Questions (Type - I) | Q 71 | पृष्ठ १९२

संबंधित प्रश्‍न

How is chlorobenzene prepared from aniline?


What is the action of acetic anhydride on ethylamine?


Give reasons for the following:

Aniline does not undergo Friedel- Crafts reaction.


Write the structures of main products when aniline reacts with the following reagents :

Br2 water


Write the structures of main products when aniline reacts with the following reagents :

(CH3CO)2O/pyridine


Write the chemical equations involved when aniline is treated with the following reagents:

Br2 water


Write short notes on acetylation.


What is the action of the following reagents on aniline?

Acetic anhydride

 


What is the action of the following reagents on aniline?

Hot and conc. sulphuric acid


How will you convert the following?

Aniline into N−phenylethanamide


In the nitration of benzene using a mixture of conc. \[\ce{H2SO4}\] and conc. \[\ce{HNO3}\], the species which initiates the reaction is ______.


What is the role of \[\ce{HNO3}\] in the nitrating mixture used for nitration of benzene?


When bromination of aniline is carried out by protecting – NH2. The major product is


Give reasons for the following observation:

Aniline is acetylated before nitration reaction.


How can the activating effect of the −NH2 group in aniline be controlled?


Assertion (A): Bromination of benzoic acid, gives m-bromobenzoic acid.

Reason (R): Carboxyl group increases the electron density at the meta position.


Identify the major product C formed in the following reaction sequence:

\[\ce{CH3 - CH2 - CH2 - I ->[NaCN] A ->[OH-][Partial hydrolysis] B ->[NaOH][Br2] \underset{(major)}{C}}\]


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