Quiz 3 (Chapters 4) Organic Chemistry

0.0(0)
learnLearn
examPractice Test
spaced repetitionSpaced Repetition
heart puzzleMatch
flashcardsFlashcards
Card Sorting

1/15

encourage image

There's no tags or description

Looks like no tags are added yet.

Study Analytics
Name
Mastery
Learn
Test
Matching
Spaced

No study sessions yet.

16 Terms

1
New cards
<p>Give IUPAC names for the following cycloalkanes:</p>

Give IUPAC names for the following cycloalkanes:

a) 1,4-dimethylcyclohexane

b) 1-methyl-3-propylcyclopentane

c) 3-cyclobutylpentane

d) 1-bromo-4-ethylcyclodecane

e) 1-isopropyl-2-methylcyclohexane

f) 4-bromo-1-tert-butyl-2-methylcycloheptane

2
New cards

Draw structures corresponding to the following IUPAC names:

(a) 1,1-Dimethylcyclooctane

(b) 3-Cyclobutylhexane

(c) 1,2-Dichlorocyclopentane

(d) 1,3-Dibromo-5-methylcyclohexane

see image

<p>see image</p>
3
New cards
<p>Name the following substances, including the cis- or trans- prefix:</p>

Name the following substances, including the cis- or trans- prefix:

see image

<p>see image</p>
4
New cards

Draw the structures of the following molecules:

(a) trans-1-Bromo-3-methylcyclohexane

(b) cis-1,2-Dimethylcyclobutane

(c) trans-1-tert-Butyl-2-ethylcyclohexane

see image

<p>see image</p>
5
New cards

Draw two different chair conformations of cyclohexanol (hydroxycyclohexane), showing all hydrogen atoms. Identify each position as axial or equatorial.

see image

<p>see image</p>
6
New cards

Draw two different chair conformations of trans-1,4-dimethylcyclohexane, and label all positions as axial or equatorial.

see image

<p>see image</p>
7
New cards
<p>Identify each of the colored positions—red, blue, and green—as axial or equatorial. Then carry out a ring-flip, and show the new positions occupied by each color.</p>

Identify each of the colored positions—red, blue, and green—as axial or equatorial. Then carry out a ring-flip, and show the new positions occupied by each color.

see image

<p>see image</p>
8
New cards
<p>Draw the more stable chair conformation of the following molecules, and estimate the amount of strain in each: </p><p>(a) trans-1-Chloro-3-methylcyclohexane </p><p>(b) cis-1-Ethyl-2-methylcyclohexane </p><p>(c) cis-1-Bromo-4-ethylcyclohexane </p><p>(d) cis-1-tert-Butyl-4-ethylcyclohexane</p>

Draw the more stable chair conformation of the following molecules, and estimate the amount of strain in each:

(a) trans-1-Chloro-3-methylcyclohexane

(b) cis-1-Ethyl-2-methylcyclohexane

(c) cis-1-Bromo-4-ethylcyclohexane

(d) cis-1-tert-Butyl-4-ethylcyclohexane

9
New cards
<p>Identify each substituent in the following compound as axial or equatorial, and tell whether the conformation shown is the more stable or less stable chair form (green = Cl):</p>

Identify each substituent in the following compound as axial or equatorial, and tell whether the conformation shown is the more stable or less stable chair form (green = Cl):

see image

<p>see image</p>
10
New cards
<p>Name the following cycloalkanes:</p>

Name the following cycloalkanes:

see image

<p>see image</p>
11
New cards
<p>Name the following compound, identify each substituent as axial or equatorial, and tell whether the conformation shown is the more stable or less stable chair form (green = Cl):</p>

Name the following compound, identify each substituent as axial or equatorial, and tell whether the conformation shown is the more stable or less stable chair form (green = Cl):

see image

<p>see image</p>
12
New cards
<p>A trisubstituted cyclohexane with three substituents—red, green, and blue—undergoes a ring-flip to its alternate chair conformation. Identify each substituent as axial or equatorial, and show the positions occupied by the three substituents in the ring-flipped form.</p>

A trisubstituted cyclohexane with three substituents—red, green, and blue—undergoes a ring-flip to its alternate chair conformation. Identify each substituent as axial or equatorial, and show the positions occupied by the three substituents in the ring-flipped form.

see image

<p>see image</p>
13
New cards
<p>The following cyclohexane derivative has three substituents—red, green, and blue. Identify each substituent as axial or equatorial, and identify each pair of relationships (red–blue, red–green, and blue–green) as cis or trans.</p>

The following cyclohexane derivative has three substituents—red, green, and blue. Identify each substituent as axial or equatorial, and identify each pair of relationships (red–blue, red–green, and blue–green) as cis or trans.

see image

<p>see image</p>
14
New cards

Draw a stereoisomer of trans-1,3-dimethylcyclobutane.

see image

<p>see image</p>
15
New cards
<p>Tell whether the following pairs of compounds are identical, constitutional isomers, stereoisomers, or unrelated. </p><p>(a) cis-1,3-Dibromocyclohexane and trans-1,4-dibromocyclohexane </p><p>(b) 2,3-Dimethylhexane and 2,3,3-trimethylpentane</p>

Tell whether the following pairs of compounds are identical, constitutional isomers, stereoisomers, or unrelated.

(a) cis-1,3-Dibromocyclohexane and trans-1,4-dibromocyclohexane

(b) 2,3-Dimethylhexane and 2,3,3-trimethylpentane

see image

<p>see image</p>
16
New cards
<p>Identify each pair of relationships among the –OH groups in glucose (red–blue, red–green, red–black, blue–green, blue–black, green–black) as cis or trans.</p>

Identify each pair of relationships among the –OH groups in glucose (red–blue, red–green, red–black, blue–green, blue–black, green–black) as cis or trans.

see image

<p>see image</p>