question_answer 20)

How will you bring about the following conversions? (i) Ethanol to but-1-yne (ii) Ethane to bromoethane (iii) Propene to 1-nitropropane (iv) Toluene to benzyl alcohol (v) Propene to propyne (vi) Ethanol to ethyl fluoride (vii) Bromomethane to propanone (viii) But-1-ene to but-2-ene (ix) 1-chlorobutane to n-octane (x) Benzene to biphenyl  

Answer:

(i) (ii) (iii)             (iv) (v) (vi) (vii) (viii) (ix) (x)