question_answer 33)

1.                   Name the reagents used in the following reactions. (i) Oxidation of a primary alcohol to carboxylic acid. (ii) Oxidation of a primary alcohol to aldehyde. (iii) Bromination of phenol to 2,4,6- tribromophenol. (iv) Benzyl alcohol to benzole acid. (v) Dehydration of propan -2-ol to propene. (vi) Butan-2-one to butan-2-ol.   (i) Oxidising agent (strong) (ii) Weak oxidising agent (iii) (iv) Strongoxidising agent (v) Dehydrating agent (vi) Reducing agent.    

Answer:

(i) Acidified  or neutral/acidic/alkaline . (ii) Pyridmechlorochromate (PCC) in . (iii) Bromine water . (iv) Alkaline or acidified (v) 85%  at 440 K. (vi) or