CHE 275 STRUCTURE DETERMINES PROPERTIES CHAP 1 ...

30. Which of the following species have tetrahedral bond angles?NH 3 BF 3+CH 3−CH 3 H 2 O H 3 O +A B C D E FA. A, D and E B. A, E C. A, D, E, F D. only D31. Which of the following species is planar?CH 3+BF 3 H 3 O + +NH 4 H 2 C=CH 2 AlCl 3A B C D E FA. all but C and D B. A and B C. all but C D. B, E, F32. How many constitutional isomers are possible for C 4 H 10 O?A. three B. four C. five D. seven33. In the reaction below, the strongest base isA H 2 O B. NH 2‒C. HO ‒ D. NH 3H 2 O +NH 2‒ HO ‒ + NH 334. A thorough study of organic chemistry requires a basic understanding of acid and base strengths. Which of the followingmolecules most likely has a pKa = 15.5?A. H 2 SO 4 B. HCl C. Methanol D. Methane E. Acetic Acid35. Match the hybridization of carbon with the correct electron domain shapeA. sp 3 X. trigonalB. sp 2 Y. linearC. sp Z. tetrahedralA. AX, BY, CZ B. AZ, BX, CY C. AY, BZ, CX D. AX, BZ, CY36. Which is the shortest of the carbon-carbon single bonds indicated by arrows in the following compounds?CH 2 H 2 CH 3 C CH 3 H 3 C C CH H 3 C CH HC C C CH HC C CHA B C D E37. Taxol (see structure below) is a potent chemotherapeutic agent (isolated from the Pacific Yew tree) which is especiallyeffective against ovarian cancer. Which of the following functional groups is not contained in taxol?A. KetoneB. EsterC. AmideD. AmineE. Alcohol6