Chapter 15 - Organometallic Compounds (Test Bank)

1. Which one of the following would not be a suitable solvent for Grignard reagents?

A. CH3CH2OCH2CH3, diethyl ether

B.CH3CH2OH, ethanol

C.




tetrahydrofuran (THF)

D.they would all be suitable solvents



Bloom's Level: 2. Understand
Chapter: 15
Difficulty: Easy
Gradable: automatic
Section: 15.03
Subtopic: Grignard reactions
Topic: Organometallics (C-C bond transformations)




2. What are the products of the following sequence of reactions?




A. 2-butanol and Mg(OH)Br
B.2-butanol and MgHBr
C.butane and Mg(OH)Br
D. butane and MgHBr

Bloom's Level: 3. Apply
Chapter: 15
Difficulty: Medium
Gradable: automatic
Section: 15.03
Subtopic: Grignard reactions
Topic: Organometallics (C-C bond transformations)




15-1
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McGraw-Hill Education.

,3. Which of the following has the largest acid dissociation constant, K a?

A. CH3CH3
B. H2C=CH2
C. HCºCH
D. CH3CH2OH

Accessibility: Keyboard Navigation
Bloom's Level: 2. Understand
Chapter: 15
Difficulty: Medium
Gradable: automatic
Section: 15.04
Subtopic: Factors affecting acid strength
Topic: Acids and Bases



4. Arrange the following in order of decreasing basicity (most basic first).
I. CH3CH2MgBr

II. HCºCMgBr

III. CH3CH2OMgBr



A. I > II > III
B. I > III > II
C. III > II > I
D. II > I > III

Accessibility: Keyboard Navigation
Bloom's Level: 4. Analyze
Chapter: 15
Difficulty: Medium
Gradable: automatic
Section: 15.04
Subtopic: Grignard reactions
Topic: Organometallics (C-C bond transformations)



5. Select the strongest base in the following.

A. NaNH2
B. CH3Li
C. NaOCH2CH3
D. HCºCNa

Accessibility: Keyboard Navigation
Bloom's Level: 2. Understand
Chapter: 15
Difficulty: Medium
Gradable: automatic
Section: 15.04
Subtopic: Organolithium reactions
Topic: Organometallics (C-C bond transformations)




15-2
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McGraw-Hill Education.

, 6. Which of the following reaction sequences would convert 2-butanol into the deuterated
compound below?




A. A
B. B
C. C
D. D

Bloom's Level: 3. Apply
Chapter: 15
Difficulty: Hard
Gradable: automatic
Section: 15.05
Subtopic: Grignard reactions
Topic: Organometallics (C-C bond transformations)




15-3
Copyright © 2016 McGraw-Hill Education. All rights reserved. No reproduction or distribution without the prior written consent of
McGraw-Hill Education.