59. Which of the following compounds does not have a plane of symmetry? II II IV A) Only I and II B) Only II C) Only III and IV D) Only I, II and IV 60. Which of the following cyclic molecules is a meso compound? .CI IV OH А) I B) II С) ш D) IV 61. How many isomers (constitutional and stereoisomers) exist for dimethylcyclobutane? A) 3 B) 4 C) 5 D) 6 62. A natural product was isolated in the laboratory, and its observed rotation was +10° when measured in a 1 dm sample tube containing 1.0 g of compound in 10 mL of H2O. What is the specific rotation of this compound? A) -10° B) +100° C) +10° D) -100° 63. A solution containing 0.08 g/mL of a pure R enantiomer in a 1 dm polarimeter rotates plane polarized light by +4°. What is the specific rotation of the S enantiomer? A) +50° B) -40° C) +40° D) -50°

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Chapter1: Chemical Foundations
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Problem 1RQ: Define and explain the differences between the following terms. a. law and theory b. theory and...
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please answer all 59-63

59. Which of the following compounds does not have a plane of symmetry?
II
II
IV
A) Only I and II B) Only II C) Only III and IV D) Only I, II and IV
60. Which of the following cyclic molecules is a meso compound?
.CI
IV OH
А) I B) II С) ш D) IV
61. How many isomers (constitutional and stereoisomers) exist for dimethylcyclobutane?
A) 3 B) 4 C) 5 D) 6
62. A natural product was isolated in the laboratory, and its observed rotation was +10°
when measured in a 1 dm sample tube containing 1.0 g of compound in 10 mL of H2O.
What is the specific rotation of this compound?
A) -10° B) +100° C) +10° D) -100°
63. A solution containing 0.08 g/mL of a pure R enantiomer in a 1 dm polarimeter rotates
plane polarized light by +4°. What is the specific rotation of the S enantiomer?
A) +50° B) -40° C) +40° D) -50°
Transcribed Image Text:59. Which of the following compounds does not have a plane of symmetry? II II IV A) Only I and II B) Only II C) Only III and IV D) Only I, II and IV 60. Which of the following cyclic molecules is a meso compound? .CI IV OH А) I B) II С) ш D) IV 61. How many isomers (constitutional and stereoisomers) exist for dimethylcyclobutane? A) 3 B) 4 C) 5 D) 6 62. A natural product was isolated in the laboratory, and its observed rotation was +10° when measured in a 1 dm sample tube containing 1.0 g of compound in 10 mL of H2O. What is the specific rotation of this compound? A) -10° B) +100° C) +10° D) -100° 63. A solution containing 0.08 g/mL of a pure R enantiomer in a 1 dm polarimeter rotates plane polarized light by +4°. What is the specific rotation of the S enantiomer? A) +50° B) -40° C) +40° D) -50°
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