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What is the relationship between the following two compounds? What is the relationship between the following two compounds? A) Constitutional isomers B) Identical C) Stereoisomers D) Not isomers, different compounds


A) Constitutional isomers
B) Identical
C) Stereoisomers
D) Not isomers, different compounds

Correct Answer

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What is the relationship between the following compounds? What is the relationship between the following compounds? A) Constitutional isomers B) Diastereomers C) Enantiomers D) Identical


A) Constitutional isomers
B) Diastereomers
C) Enantiomers
D) Identical

Correct Answer

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Which of the following structures has the S configuration? Which of the following structures has the S configuration? A) Only I B) Only II C) Only I and II D) I, II, and III


A) Only I
B) Only II
C) Only I and II
D) I, II, and III

Correct Answer

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Which of the following statements about constitutional isomers if not true?


A) They have different IUPAC names.
B) They always have the same functional groups.
C) They have different physical properties.
D) They have different chemical properties.

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A solution containing 0.4 g/mL of a pure S enantiomer is a 1 dm polarimeter rotates plane polarized light by +5.6°.What is the rotation of a solution containing 0.8 g/mL of the S enantiomer in the same polarimeter?


A) +5.6°
B) +11.2°
C) +2.8°
D) +1.4°

Correct Answer

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How many stereogenic centers are present in gabapentin, used clinically to treat seizures and certain types of chronic pain? <sup> </sup>How many stereogenic centers are present in gabapentin, used clinically to treat seizures and certain types of chronic pain? A) 0 B) 1 C) 2 D) 3


A) 0
B) 1
C) 2
D) 3

Correct Answer

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What is the relationship between the following compounds? What is the relationship between the following compounds? A) Constitutional isomers B) Diastereomers C) Enantiomers D) Identical


A) Constitutional isomers
B) Diastereomers
C) Enantiomers
D) Identical

Correct Answer

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Which of the following structures has a different configuration from the other three? Which of the following structures has a different configuration from the other three? A) I B) II C) III D) IV


A) I
B) II
C) III
D) IV

Correct Answer

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Which of the following is the definition of chirality?


A) The existence of a molecule with a mirror image.
B) The existence of a molecule with a carbon atom that has four different substituents.
C) The existence of a molecule that is superimposable on its mirror image.
D) The existence of a molecule that is not superimposable on its mirror image.

Correct Answer

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Which of the following molecules are chiral? Which of the following molecules are chiral? A) II, III B) I, II C) I, IV D) III, IV


A) II, III
B) I, II
C) I, IV
D) III, IV

Correct Answer

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If a mixture has an ee of 90%, what is the percentage of each enantiomer?


A) 65% : 35%
B) 55% : 45%
C) 80% : 20%
D) 95% : 5%

Correct Answer

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How many stereogenic centers are present in the following compound? How many stereogenic centers are present in the following compound? A) 1 B) 2 C) 3 D) 4


A) 1
B) 2
C) 3
D) 4

Correct Answer

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What is the relationship between the following compounds? What is the relationship between the following compounds? A) Constitutional isomers B) Diastereomers C) Enantiomers D) Identical


A) Constitutional isomers
B) Diastereomers
C) Enantiomers
D) Identical

Correct Answer

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Which of the following compounds is a meso compound?


A) (2R, 3S) -dichlorobutane
B) (2R, 3R) -dichlorobutane
C) (2R, 3S) -3-chloro-2-butanol
D) (2R, 3R) -3-chloro-2-butanol

Correct Answer

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How many chiral stereoisomers can be drawn for dimethycyclopropane?


A) 1
B) 2
C) 3
D) 4

Correct Answer

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Which of the following compounds are meso? Which of the following compounds are meso? A) Only I B) Only II C) I and II D) Neither


A) Only I
B) Only II
C) I and II
D) Neither

Correct Answer

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Which of the following structures has the R configuration? Which of the following structures has the R configuration? A) Only I B) Only II C) Only I and II D) I, II, and III


A) Only I
B) Only II
C) Only I and II
D) I, II, and III

Correct Answer

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How many stereogenic centers are present in the following compound? How many stereogenic centers are present in the following compound? A) 0 B) 1 C) 2 D) 3


A) 0
B) 1
C) 2
D) 3

Correct Answer

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What is the relationship between the following two compounds? What is the relationship between the following two compounds? A) Stereoisomers B) Constitutional isomers C) Identical D) Not isomers, different compounds


A) Stereoisomers
B) Constitutional isomers
C) Identical
D) Not isomers, different compounds

Correct Answer

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How many stereoisomers are possible for a molecule with formula CH3CHBrCH(OH) CH3?


A) 1
B) 2
C) 3
D) 4

Correct Answer

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