A, B, C, and Dare four artificial sweetners.
(i) A & D give positive test with ninhydrin.
(ii) 
form precipitate with 
in the lassaigne extract of the sugar.
(iii) B & D give positive test with sodium nitroprusside.
Correct option is:
Text Solution
Verified by ExpertsB
A - Aspartame
It has a free amine group and hence reacts with ninhydrin to give a purple colour known as Ruhemann's purple.
It has Sulphur, therefore, it will give a positive test with sodium nitroprusside.
C - Sucralose
It has chlorine and hence it forms a precipitate with 
in the Lassaigne's extract of the sugar.
It has a free amine group and hence reacts with ninhydrin to give purple colour known as Ruhemann's purple. Also, it has Sulphur, therefore, it will give positive test with sodium nitroprusside.
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