Question

give explanations pls

Chuper Cыper 5 MULTIPLE CHOICE QUESTIONS Part 5: Stereochemistry 5. Pairs of enantiomers are: Answers on page 24-26 Topic: Identifications a nd Comparisons нс Снснснь н,с сHсH,сн, CI снснсн I. Which of the following is the enantiomer of the following substan ce? п Br CH сн ҫH.сH,сн, HC C сна H I II III снснсн, A) IV II and III, IV It does not have a non-superposable enantiomer Both II and III E C) II, IV D) IV.V 2. Which of the following molecules is ach iral? of the structures HO 6. Chiral molecules are represented by HO.C CHOH čon CH нс HC Hy I ш IV A' ш IV II I III IV and V , I, IIl and IV A) B) IV D E Uland IV DI IV alone EX 3. Hexane and 3-methylpentane are examples of A' enantiomers 7. The molecules shown are diastereomers HOH H OH constitutional isomers. None of these DI ES CH сн, constitutional isomers 4. I and II a CyCH A) antiomes H H Енсн, DY identical E' None of these I II constitutional isomers. non-superposab le mirror images diastercomers. пot isonerie. D E' zaca zacam