1.

Structure of Ascorbic acid as represented as follows. How many of the following reagents can give positive test with ascorbic acid. {:(Cu_(2)Cl_(2)+NH_(4)OH,2","4-DNP,"Na metal",HCl+ZnCl_(2),FeCl,),((I),(II),(III),(IV),(V),),(NaOH+"Phenopthalein","dil".KMnO_(4),Br_(2)//H_(2)O,AgNO_(3)+NH_(4)OH,I_(2)+NaOH,),((VI),(VII),(VIII),(XI),(X),):}

Answer»


SOLUTION :`Na` METAL, `HCl+ZnCl_(2), FeCl_(3), NaOH+"Phenolpthalein"`, dill. `KMnO_(4), Br_(2)//H_(2)O` gives POSITIVE test with ASCORBIC acid.


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