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 Multiple Choice QuestionsMultiple Choice Questions

71.

Which of the following amines gives yellow oily liquid with HNO3

  • Ethyl methyl amine

  • Aniline

  • 3-methyl benzyl amine

  • Methyl amine


72.

N-ethyl-N-methylpropan-1-amine is

  • 1° amine

  • 2° amine

  • 3° amine

  • 4° amine


73.

How many metamers are possible for molecular formula C4H11N ?

  • 2

  • 3

  • 4

  • 5


74.

Benzaldehyde reacts with ammonia to form

  • benzaldehyde ammonia

  • urotropine

  • hydrobenzamide

  • ammonium chloride


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75.

Which of the following gives condensation with hydroxyl amine but does not undergo self condensation?

  • Methanal

  • Propanal

  • Acetone

  • Ethanal


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76.

Which of the following is the strongest base?


D.

Benzyl amine is the strongest base among the given compounds because lone pairs of N·· are not taking part in conjugation whereas in other compounds lone pairs are taking part in conjugation.

  


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77.

Which of the following is the most stable diazonium salt?

  • C6H5CH2N2+X-

  • CH3N2+X-

  • CH3CH2N2+X-

  • C6H5N2+X-


78.

The correct IUPAC name of [Co(NH3)3(NO2)3] is

  • Triammine trinitro-N cobalt (III)

  • Triammine trinitro-N cobalt (II)

  • Triammine cobalt (III) nitrite

  • Triammine trinitro-N cobaltate (III)


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79.

The replacement of diazonium group by fluorine is known as

  • Gattermann reaction

  • Sandmeyer reaction

  • Balz-Schiemann reaction

  • Etard reaction


80.

Identify the alkene that is produced in the following series of reactions

  


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