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How is carbolic acid prepared from the f...

How is carbolic acid prepared from the following compounds :
(i) Aniline
(ii) chlorobenzene and steam at 698 K ?
Draw structure of DDT. Write its environmental effects.
Mention two physical properties of carbolic acid.

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### Step-by-Step Solution #### Preparation of Carbolic Acid from Aniline 1. **Convert Aniline to Benzene Diazonium Chloride:** - Aniline (C6H5NH2) is treated with sodium nitrite (NaNO2) in hydrochloric acid (HCl) at a temperature of 0 to 5 degrees Celsius. - This reaction forms benzene diazonium chloride (C6H5N2Cl). - **Reaction:** ...
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