Question

21. Which of the following compounds has the highest boiling poin A) A 22. Which of the following compounds is (are) predicted to be water soluble? B) B с) с D) D Both A and 1 are walcr seluble ure all water soluhc A)A B)B C) C D) D E) E 23. Consider the molecule acetic acid drawn below. What types of intermolecular forces exist between two molecules of this compound? он acetic acid A) Van der Waals only C) Hydrogen bonding only D) Dipole-dipole and hydrogen bonding only E) Van der Waals, dipole-dipole, and hydrogen bonding B) Dipole-dipole only 24. Which of the following molecules can hydrogen bond to another molecule like itself? 0 C)compound 3 only D) compounds 1 and 2 B)compound 2 only A) compound 1 only 25. Identify the major functional group in each compound: A. B. он NIl D. A) A: aldehyde; B: amine; C: ether; D: ketone B) A: carboxylic acid; B: amine; C: ether, D: ketone C) A: carboxylic acid; B: amine; C: ester; D: ketone D) A: carboxylic acid; B: alkane; C: ether; D: ketone E) A: carboxylic acid; B: amine; C: ether; D: aldehyde

Answer 1

21) option C has highest boiling point

Explanation: Amides have highest boiling point due to the presence of hydrogen bonding. Hydrogen bondign is a strong intermolecular forces of attraction which requires high energy to break.