26. What is the IUPAC name for the c d shown below (A) Methyl CoRs B) Ethyl p (C

Question

26. What is the IUPAC name for the c d shown below (A) Methyl CoRs B) Ethyl p (C) Propyl wrthArats (D) Propyl ethanoate E) Ethyl pentacoe 27. The order from most reactive to least reactive towards nucleophilic acyl substitution is: NH 28) Which of the following is another name for the product of an aldol condensation? ?)? C) acctal E) 1,3-dialdchyde PART-IV AROMATIC CHEMISTRY 29. Which of the following compounds is aromatic? 30) Which of the structures below would be aromatic? A) I and INV B)I, 111, and ? C)III and IV

Explanation / Answer

26) option D is correct

Explanation: The number ofr carbon atoms in the longest carbon chain are 2 so the rootword is eth-. A propyl group is located on oxygen atom and the functional group is ester so the name is propyl ethanoate

27) option D is correct

Explanation: Amide is least reactive due to the more electronegativity of nitrogen atom.

28) option A is correct

Explanation: Aldol condensation of cabronyl compounds produces beta-hydroxy carbonyl compound as product.

29) option B is aromatic

Explanation: compounds which follow 4n+2 = pi electrons Huckel's rule are aromatic.

30) option C is correct

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