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CBSE

Subject

Chemistry
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NEET Chemistry : Amines

Multiple Choice Questions

21.

The correct increasing order of basic strength for the following compounds is 

  • II < III < I 

  • III < I < II

  • III < II < I

  • III < II < I



22.

The correct order of N-compounds in its decreasing order of oxidation states is

  • HNO3, NH4Cl, NO, N2

  • HNO3, NO,NH4Cl, N2

  • HNO3, NO, N2, NH4Cl

  • NH4Cl, N2, NO, HNO3



23.

Which of the following carbocations is expected to be most stable?



24.

In a reaction of aniline, a coloured product C was obtained.



25.

Which of the following reactions is appropriate for converting acetamide to methanamine?

  • Carbylamine reaction

  • Hoffmann hypobromamide reaction

  • Stephens reaction

  • Stephens reaction



26.

Which one of the following on reduction with lithium aluminium hydride yield a secondary amine?

  • Nitroethane

  • Methylisocyanide

  • Acetamide

  • Acetamide



27.

Which of the following compounds can form a zwitter ion?

  • Aniline

  • Acetanilide

  • Glycine

  • Benzoic acid



28.

Nitration of aniline in strong acidic medium also gives m-nitroaniline because

  • Inspite of substituents nitro group always goes to only m-position.

  • In electrophilic substitution reactions amino group is meta directive.

  • In acidic (strong) medium aniline is present as anilinium ion.

  • In absence of substituents nitro group always goes to m-position.



29.

Which of the following is more basic than aniline?

  • Diphenylamine

  • Triphenylamine

  • p-nitroaniline

  • p-nitroaniline



30.

Predict the product,


 



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