Sc102 Exam No. 4

Sc102 Exam No. 4 - Sc 102 Exam on Chapters 6, 14 and 15 1....

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Sc 102 Exam on Chapters 6, 14 and 15 1. What is the IUPAC name for ? a. 3-bromobutanal c. 3-bromobutanone b. 2-bromobutanal d. 2-bromobutanone 2. What is the IUPAC name for ? a. methylbutanone c. 1-methylcyclobutanal b. 2-methylcyclobutanone d. 1-methylcyclobutanone 3. Acetone has the structure a. b. c. d. 4. The name 4,5-dichlorocyclohexanone should be a. 1,2-dichlorocyclohexanone c. 3,4-dichlorocyclohexanone b. 2,3-dichlorocyclohexanone d. 4,5-dichlorocyclohexanone 5. What is the consequence of the ability of aldehydes and ketones to form hydrogen bonds? a. They are both highly colored when in the solid state. b. They both have boiling points less than the comparable weight alcohol. c. They prefer to hydrogen bond molecules of the same formula and will not dissolve well in water. d. There is more than one correct response. 6. Which of the following products is formed when hydrogen is reacted with 3- methyl-2-butanone? a. a primary alcohol c. a tertiary alcohol b. a secondary alcohol d. an acetal 7. Which of the following will react with Tollen's reagent? a. b. c . CH 3 CH 2 O d. 1
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8. Which is a test for the presence of an aldehyde: a. Tollen’s reagent b. boiling point determination c. Benedict's reagent d. A and C e. None of the above 9. A positive Benedict's test is indicated by the formation of: a. Cu 2 O b. Cu c. Cu 2+ d. a metallic mirror 10. Arrange the following compounds in order of increasing boiling point: 1) O 2) OH 3) CH 3 Solution A. 3, 1, 2 B. 1, 2, 3 C. 2, 3, 1 D. 3,1,2 E. None of the above 11. Hemiacetals are? a. produced on the oxidation of a carboxylic acid b. result of the reaction between an aldehyde and an alcohol c. are produced when an ether reacts with a ketone d. result of the reaction between an alcohol and a ketone E None of the above 12. Hemiacetals are? a.
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Sc102 Exam No. 4 - Sc 102 Exam on Chapters 6, 14 and 15 1....

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