PORTAGE LEARNING CHEM 219MODULE 2 PROBLEM SET WITH COMPLETE SOLUTIONS

PORTAGE LEARNING CHEM 219MODULE 2 PROBLEM SET WITH COMPLETE SOLUTIONS

Module 2 Problem Set
Due No due date Points 10 Questions 21 Time Limit None




Attempt History
Attempt Time Score
LATEST Attempt 1 110 minutes 10 out of 10



Score for this quiz: 10 out of 10
Submitted Jul 31 at 5:44pm
This attempt took 110 minutes.


Question 1 Not yet graded / 0 pts


Define hydrocarbon.


Your Answer:

A hydrocarbon is a fully saturated chain of carbons and hydrogens




Answer:

Molecules composed only of the elements carbon and
hydrogen.




Question 2 Not yet graded / 0 pts


What are the two major classes of hydrocarbon compounds?


Your Answer:
1/16

,Alkanes and Cycloalkanes




Answer:

Aliphatic Hydrocarbons (alkanes, alkenes, alkynes) and
Aromatic Hydrocarbons (benzene)




Question 3 Not yet graded / 0 pts



Describe the fundamental structural differences between alkanes,
alkenes, and alkynes.

Your Answer:

Alkanes have a c-c bond

Alkenes have a minimum of one C=C bond

Alkynes have a minimum of one




Answer:

AlkANES have only C-C single bonds (saturated).

AlkENES have at least one C=C.

AlkYNES have at least one C≡C.




Question 4 Not yet graded / 0 pts



Name the following alkanes using IUPAC systematic nomenclature
methodology:

2/16

, Your Answer:
A. 4-Ethyl-2,2-dimethylhexane
B. 1,1,3-TRIMETHYLCYCLOHEXANE
C. 1,3,3-Trichlorobutane
D. 3-Methylhexane




Answer:

A. 4-ethyl-2,2-dimethylhexane

B. 1,1,3-trimethylcyclohexane

C. 1,3,3-trichlorobutane

D. 3-methylhexane




Question 5 Not yet graded / 0 pts



Two different Newman projections of a linear alkane molecule are shown
below. Answer the questions which follow.




3/16