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 Multiple Choice QuestionsShort Answer Type

371.

Complete the following:
straight C subscript 6 straight H subscript 5 NH subscript 2 space rightwards arrow with Br subscript 2 divided by straight H subscript 2 straight O on top


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372.

Complete the following:

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373.

complete the following?

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374.

Complete the following ?

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375.

Write the reaction of (i)aromatic and (ii) aliphatic primary amines with nitrous acid ?

 


Aromatic primary amines reacts with HNO2 at 273-278K to form aromatic diazonium salts.

aliphatic Primary amines also react with HNO2 at 273-278 K to form aliphatic diazonium salts. But these are unstable even at this low temperature and thus decompose readily to form a mixture of compounds consisting of alkyl chlorides, alkenes and alcohols,out of which alcohols generally predominates.

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376.

acylation of ethylamine?

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377.

Write the equations how the following are prepared?
Aniline from nitrobenzene.

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378.

Write the equations how the following are prepared?
Acetanilide from aniline.

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379.

Write the equations how the following are prepared?
Nitromethane into dimethylamine.

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380.

Aniline to p-bromoaniline ?

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