What is diazotization? from Chemistry Amines
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    Amines

    Multiple Choice QuestionsShort Answer Type

    41.

    Arrange the following in decreasing order of their basic strength.
    C6H5NH2, C2H5NH2, (C2H5)2NH, CH3NH2, C6H5CH2NH2, NH3

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    42.

    Why are amines basic in nature?

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    43. Why are aromatic amines weaker bases than aliphatic amines?
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    44.

    Why are amines soluble in dilute mineral acids?

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    45. Why sulphanilic acid has high melting point?
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    46.

    What happens when silver chloride is treated with aqueous ethylamine?

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    47.

    What is diazotization?

    Diazotization is a process of converting aromatic amine by nitrous acid below 5° to a diazonium salt.
    NaNO2 + HCl → HNO3 + NaCl
    C6H5NH2 + HNO2 → [C6H5N+ = N] Cl-

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    48.

    Write chemical reaction for the preparation of sulphanillic acid from aniline.

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    49.

    How acetanilide obtained from aniline?

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    50.

    How is aniline obtained from nitrobenzene? Write only the chemical equation .

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