9.The following molecule contains how many units of unsaturation? HO CO A)2B)3C)5D)6E)7 Ans:E 10.Predict the major product of the following reaction: Hz/Pd-C heat A C) D) H H n pone of the above E) 11.Which of the following most accurately describes the IR fingerprint region: A)2200-3400cm D)1500-1850cm B)600-1500cm E)600-950cm As800-3500 C 12.Which of the following are of lowest energy? A)radio waves B)x-rays C)infirared D)ultraviolet E) microwaves Ans:A Page 4 Page 4 9. The following molecule contains how many units of unsaturation? HO O A) 2 B) 3 C) 5 D) 6 E) 7 Ans: E 10. Predict the major product of the following reaction: H2 / Pd-C ? heat A) O B) C) D) Pd H H E) none of the above Ans: B 11. Which of the following most accurately describes the IR fingerprint region: A) 2200 – 3400 cm–1 D) 1500 – 1850 cm–1 B) 600 – 1500 cm–1 E) 600 – 950 cm–1 C) 3000 – 3500 cm–1 Ans: B 12. Which of the following are of lowest energy? A) radio waves B) x-rays C) infrared D) ultraviolet E) microwaves Ans: A