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Sandberg Organic Package 2/e (Homework)

James Finch

Chemistry - College, section 1, Fall 2019

Instructor: Dr. Friendly

Current Score : 10 / 14

Due : Wednesday, January 15, 2020 20:00 EST

Last Saved : n/a Saving...  ()

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Question
Points
1 2 3 4 5
–/7 –/1 –/1 –/2 –/2
Total
10/14 (71.4%)

  • Instructions

    Here are some questions from Organic Chemistry Questions by Kay Sandberg 2/e published by WebAssign. Click here for a list of all of the questions coded in WebAssign. These questions are from several of the beginning chapters of Dr. Kay Sandberg's Organic Chemistry Questions.

Assignment Submission

For this assignment, you submit answers by question parts. The number of submissions remaining for each question part only changes if you submit or change the answer.

Assignment Scoring

Your last submission is used for your score.

1. –/7 points OrgChem2 1.P.004. My Notes
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–/7
 
Below are the structures for benzonitrile, nicotine and caffeine. Each atom obeys the octet rule (duet for hydrogen) and no atom possesses a formal charge.
**missing image**
(a) What is the total number of hydrogens in the caffeine molecule?
(No Response)

(b) What is the total number of lone pairs in the nicotine molecule?
(No Response)

(c) What is the molecular formula for nicotine?

chemPad

Help

 

(d) In the nicotine molecule the approximate angle about
the nitrogen bonded to
a methyl group (CH3-) is: 		the other nitrogen
(the one that has a double bond) is:
    
    


(e) In the benzonitrile molecule there are how many of the following?
pi bonds(No Response)
sigma bonds(No Response)
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2. –/1 points OrgChem2 3.P.018. My Notes
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–/1
 
Open the editor and manipulate the structure in 3D, then answer the following questions. One of the substituents is a methyl group and the other is a chlorine.
(a) Write the name using the IUPAC substitutive nomenclature convention.
(No Response)
(b) Is this the most stable conformation?
    
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3. –/1 points OrgChem2 3.P.013. My Notes
Question Part
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1
–/1
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–/1
 
Draw the skeletal structure for trans-1-tert-butyl-3-chlorocyclohexane. (Hint: Make sure the tapered end, i.e. the thin end, of the wedge bond is attached to the parent.)
(No Response)
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4. –/2 points OrgChem2 1.P.003. My Notes
Question Part
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Submissions Used
1 2
–/1 –/1
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–/2
 
Draw the skeletal structure, where each atom obeys the octet/duet rule and no atom possesses a formal charge, for the molecule whose condensed structure is given below.
(a) (CH3)2CHCHCHC(CH3)3
(No Response)

(b) (CH3)3CC(CH3)2CHCHCH3
(No Response)
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5. –/2 points OrgChem2 2.P.003. My Notes
Question Part
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Submissions Used
1 2
–/1 –/1
0/50 0/50
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–/2
 
Draw the structure for the molecule that fits the following description and then name it according to IUPAC formalism.
a constitutional isomer of nonane
contains 5 methyl groups
contains 2 methylene groups
contains 1 methine group (methine C is the 2nd C of the parent chain)
contains 1 quaternary C (quaternary C is the 4th C of the parent chain)
structure
(No Response)
name
(No Response)
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