11.Which of the following reactions would be best for the preparation of Nerolin II c O-CH2CH3 Nerolin II (odor of orange blossoms) on angna H2S04 os CICIE DMSO CH;CH2O Na* DMSO D Ans:B ncombustion nu The nroducts can tration E) By absorbing all of the oxygen in closed areas,ethers pose suffocation risks Ans: Page8 Page 8 11. Which of the following reactions would be best for the preparation of Nerolin II? O CH2CH3 Nerolin II (odor of orange blossoms) A) OH ? CH3CH2OH H2SO4 B) O- Na+ ? CH3CH2Br DMSO C) Br CH3CH2O- Na+ DMSO ? D) Any of the above would work. E) None of the above would work. Ans: B 12. Why is the autoxidation (slow oxidation by air) of ethers important? A) Several industrial chemicals are made by this method. B) The heat generated often leads to open combustion. C) It makes ethers unusable as anesthetics. D) The products can explode upon concentration. E) By absorbing all of the oxygen in closed areas, ethers pose suffocation risks. Ans: D