Question

30) Which of the following compounds is (are) symmetrical ethers? B)Only D) Only I, IIl, and IV A) Only III and IV C) Only I 31) What is the IUPAC of the following compound? но B) 1,1,4-Trimethyl-2-cyclohexanol D) 3,3,6-Trimethylcyclohexanol A) 2,5,5-Trimethylcyclohexanol ) 1,4,4-Trimethyl-2-cyclohexanol 32) What is the IUPAC of the following compound? он A) (R)-2,2-Dimethyl-3-pentanol C) (S)-2,2-Dimethyl-3-pentanol B) (S)-1-tert-Butyl-1-propanol D) (R)-4,4-Dimethyl-3-pentanol 33) What is the common name of the following compound? A) Methyl sec-butyl ether C) Isobutyl methyl ether B) Butyl methyl ether D) sec-Butyl methyl ether 34) Which of the following compounds has the highest boiling point? A) I B) II C) III D) IV 35) Which of the following ethers cannot be prepared by the Williamson ether synthesis? A) Methyl phenyl ether C) Isopropyl methyl ether B) teri-Butyl phenyl ether D) tert-Butyl methyl ether

Answer 1

30. B. Only IV

31. A. 2,5,5-trimethyl cyclohexanol.

32. A. (R)-2,2-dimethyl-3-pentanol.

33. D.sec-butyl methyl ether

34. D. IV

35. B. tert-butyl phenyl ether.

ATE Valvoline Bym metrical 2,5 ,5 32 3 2 он. 2. To Remember

Valvoline D) dura 3 5 To Remember