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OH 1) Aldosterone is one of many steroid hormones. Which of these choices represent an accurate list of the functional group classes in aldosterone? A) 2 alcohols, 3 keytones, and an alkene B) An ether, an alcohol, 3 ketones, and an alkene C) an alkyne, 3 aldehydes, 2 alcohols, and a keytone D)2 keytones, an Alkene, an aldehyde, and 2 alcohols E) 2 aldehydes, 2 alcohols, a keytone, and an alkene но. H 2) Choose a correct IUPAC name for CH, HC-(CH, C(CH3), YCH),CH, A) 3-methyl-1-tert-butylhexane B) 5-methyloctane C) 2,5-dimethylheptane D) 4,7,7-trimethyloctane E) none of these 3) Pick the correct name for CH, CH_CH_CH, ан,сн,Сн,снен, сен, CHE CH.CHCH A) 2-ethyl-2-isobutyl-4-heptane B) 4-isobutyl-4,6-dimethylnonane C) 2,4,6-trimethyl-4-propylnonane D) 1.1,3,5-tetramethyl-3-propyloctane E)none of the above 4) Which conditions favor an efficient (Fast, high yield) SN2 reaction between an appropriate alkyl halide and a nucleophile with a charge? A) high concentration of a strong nucleophile, polar aprotic solvent B) high concentration of a weak nucleophile, nonpolar solvent C) low concentration of a strong nucleophile, polar aprotic solvent D) low concentration of a weak nucleophile, nonpolar solvent E) high concentration of a strong nucleophile, nonpolar solvent

5) Alkynes have A) one sigma bond, one pi bond B) two sigma bonds, one pi bond C) one sigma bond, two pi bonds D) three sigma bonds E) three pi bonds 6) Which reaction would be most likely to react by an SN2 mechanism? CHE OH Снон CH DMF с. -CH, CH,OH CH, NO ethanol HC E CHOR 7) which is most reactive in A CH₃ I I B) 7 E) +1 c) o p) 51