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- cis-1,2-Dimethylcyclohexane is optically inactive even though it has two chirality centers. Explain.I and II are: CI OH I constitutional isomers. enantiomers. identical. diastereomers. not isomeric. OH || CI5. What is the relationship between the molecules? A. Constitutional isomers B. diastereomers C. enantiomers D. meso compound E. identical OH H CH3 CH3 H Br H OH CH₂ CH3 Br H
- What are I and II? A.) constitutional isomers B.) Enantiomers C.) Diastereomers D.) IdenticalWhat are I and II? A.) Identical B.) Diastereomers C.) Constitutional isomers D.) Enantiomers11. Which of the following is not true about enantiomers? a) They usually differ in biochemical properties. b) They are nonsuperimposable on each other. c) They have different melting points. d) One form may be more physiologically active than a racemic mixture.
- 11) PICK THE COMPOUND(S) WITH two stereogenic centers? H3C A D12) How are these molecules related? А. conformational isomers В. enantiomers C. diastereomers F D. constitutional isomersWhich of the following must be true for an optically active compound? the molecular configuration is achiral O b. the molecular configuration is chiral O c. the molecular configuration must have two or more stereogenic centers d. the compound is a racemic mixture of enantiomers
- QUESTION 6 Consider the following molecules. Which of the following statements is correct? I and II are the same OII is a meso compound II I and IV are enantiomers III and IV are diasteremers III IVOH A B NH2 NH2 Which labelled carbon (A or B) is chiral? (A) B B) A9. What is the relationship between the following molecules? (A) (B) ê ê ® Enantiomers Diastereoisomers Conformational isomers Structural isomers No isomeric relationship I CO₂H II CO,H