Question

Which of the following structures is most stable? 2) How many stereoisomers does the molecule below have? (СН), С+ снен снаси сна OH CH₃ br. a) 3 6) 4 c) 6 d) 8 e 9 3) Which of the following molecules below are chiral? 0) to A Boh A MOH HOS DBr e) 1, 2 and 3 a) Only 1 b) 1 and 3 c) 2 and 3 d) 1 and 3 What is the relationship between the following two compounds? CH CHE "H HCHCI CH 202SSINA a) Superimposable without bond rotation b) Enantiomers c) Diastereomers d) Conformational isomers e) Constitutional isomers What is the configuration of the following compound? 5. CH3 H- C CIH H5C2 a) 2S, 3S b) 2R 3R c)25, 3R d) 2R, 35 e) the molecule is achiral 6. Which of the following is/are optically inactive? a) A 50-50 mixture of Rand Senantiomers. c) Every achiral compound e) Only (a) and (b) are correct b) A meso compound d) (a), (b), and (c) are correct

Answer 1

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