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Starting frombenzene diazonium chloride, how would you prepare (i) Biphenyl (ii) Phenyl hydrazine (iii) p-hydroxy azo benzene (iv) p-amino azo benzene (v) Chloro benzene |
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Answer» SOLUTION :(i) `underset("Benzene DIAZONIUM chlorid")(C_(6)H_(5)N_(2)^(+)Cl^(-))+underset("Benzene")(C_(6)H_(6))overset(NaOH)(to)underset("BIPHENYL")(C_(6)H_(5))-C_(6)H_(5)+N_(2)uarr+HCl` (ii) `C_(6)H_(5)N_(2)^(+)Cl^(-)underset(("or")Na_(2)SO_(3))overset(Sncl_(2)+HCl)(to)underset("Phenol hydrazine")(C_(6)H_(5)NH-NH_(2))`  (V) `C_(6)H_(5)N_(2)^(+)Cl^(-)overset(Cu//HCl)(to) underset("Chloro benzene")(C_(6)H_(5)Cl)+N_(2)uarr` |
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