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An organic Compound (A) forms a precipitate with Tollens and Fehling’s regents. (A) has an isomer (B). (B) reacts with 1 mol of to form 1, 4 dibromo-2-butene. (A) and (B) are:

a)

b)

c)

d)



Question ID - 104120 | SaraNextGen Top Answer

An organic Compound (A) forms a precipitate with Tollens and Fehling’s regents. (A) has an isomer (B). (B) reacts with 1 mol of to form 1, 4 dibromo-2-butene. (A) and (B) are:

a)

b)

c)

d)

1 Answer
127 votes
Answer Key / Explanation : (a) -

(a)

DU in (A) . So it contains terminal triple bond, since Tollens reagent and Fehling''s solution, besides aldehydes, also react with terminal triple bond. Triple bond is isomeric with diene. (B) must be a diene, since it reacts with  to give 1,4-addition product

So the answer is (a)

127 votes


127