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Question

The end-product in the reaction sequence would be:


Ethyl amine HNO2−−−−→APCl5−−−→BNH3−−−→C

A
Ethyl cyanide
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B
Ethyl amine
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C
Methyl amine
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D
Acetamide
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Solution

The correct option is B Ethyl amine
Ethylamine reactants with nitrous acid to form ethyl alcohol (compound A).

Ethyl alcohol reacts with PCl5 to form ethyl chloride (compound B).

Ethyl chloride reacts with ammonia to form ethyl amine (compound C).

C2H5NH2HNO2−−−C2H5OHAPCl5−−C2H5ClBNH3−−C2H5NH2C

Hence, the correct option is B

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