5. Which Fischer projections represent pairs of enantiomers? CH3 CH3 H 2 C2H5 CH3- + -Вг Br- + -CH3 CH3 +1 -Br CH3- -Br C2H5 C2H5 C2H5 H 1 N a) I and II b) II and III c) II and IV d) III and IV e) I and IV
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- 4) What pairs of compounds I-IV below are enantiomers to each me buy that takan B../.4- C other? CL I CL I II A CL II CL III II B NEL CLASZOK I IV III CI None D تكرة IV All EDetermine each as enantiomers, diastereomers, constitutional isomers, or the same molecule.Is this a diastereomer, enantiomer, identical, or other? thanks
- Choose the Fischer projection that is the enantiomer of the structure shown. CH3 H H3C -Br CI- -H CH3 A H H3C- -Br H₂C -CI H B CI- Br H H CH3 H CI- CH3 -Br -H CH3 C Br H- CH3 -H -CH3 CI D H CI Br -CH3 -H CH3 EWhich of the following pairs of stereoisomers are related as enantiomers? a) A & B; C&D b) A& C; B&D c) A&D; B&C d) C&D; B&CDraw the enantiomer and a diastereomer for this compound.
- 6) Which of the following is the enantiomer of the compound shown below? CH2CI A) CIH2C .CH3 HA CH2CI H, H3C C) ČH,CI D) CIHCm CH3 E) ÇH3 Huum CIH;C B)7) These two structures, shown as Fischer projections are:2. Fill in the squares with the correct configuration (R or S) for the following compounds and determine whether they are Enantiomers, Diastereomers, the Same Compound or Constitutional Isomers. Br H₂N NH₂ "Br A) Enantiomers B) Diastereomers C) Same Compour D) Constitutional Isomers
- Which two Fischer projections represent a pair of enantiomers? CH HO- -H HCI C2H5 ΙΟ I a. II & III O b. I & IV c. III & IV Od. 1 & Il CH3 H-CI C2H5 CH3 Cl-H HO-H HO -H HOH CIH C2H5 CH3 C2H5 II III IVEach blank only has correct answer. Answer choice for blank 1: the same blank enantiomers diastereomers Answer choice for blank 2: the same blank enantiomers diastereomers Answer choice for blank 3: the same blank enantiomers diastereomers Answer choice for blank 4: the same blank enantiomers diastereomers5. Which of the following statements is not true? A) A molecule that is superimposable on its mirror image is said to achiral. B) A molecule that is not superimposable on its mirror image is said to be chiral. C) A molecule that is superimposable on its mirror image is said to be chiral. D) A carbon atom bonded to four different groups is a stereogenic center.