Amines

Short Answer Type

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Account for the following:
Aqueous solution of methyl amine reacts with iron (III) chloride to precipitate iron (III) hydroxide.

Methalamine is basic in nature, therefore, forms OH- which gives radish brown ppt. with FeCl3 to form Ferric hydroxide.
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    Arrange the following set of amines in order of increasing pKa values:
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    Write one chemical reaction to explain an acylation reaction.

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    Arrange the following set of amines in order of increasing pKa values:
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    Illustrate  the following with an example of reaction:
    Diazotization reaction.

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    Illustrate each of the following with an example of reaction:
    Sandmeyer reaction.

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    Why it is not possible to separate the enantiomers?
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    Write one chemical reaction each to illustrate the following:
    A coupling reaction of a diazonium salt.

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    Suggest chemical reactions for the following conversions:
    n-hexanitrite to 1-aminopentane.
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    Suggest chemical reactions for the following conversions:
    p-chloroaniline to p-chlorobenzylamine.
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