Distillation and Gas Chromatography Alkenes Lab Practice

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Alkene Quiz
Due Jul 22 at 10:30am Points 4 Questions 3
Available Jul 22 at 5:30am – Jul 22 at 10:30am about 5 hours
Time Limit 10 Minutes
This quiz is locked until Jul 22 at 5:30am.
Previous
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Experiment 2: Alkenes
Synthesis of Alkenes and Spectroscopy Workshop Manual Package S2021.pdf
Experiment 2 Alkenes and IR Workshop VIDEO
Alkene Quiz
Jul 22 | 4 pts
Alkenes Lab PowerPoint Presentation.pdf
Alkenes lab results sheet.pdf
Alkene Report
Jul 29 | 8 pts
Alkene Quiz
Started: Jul 22 at 7:57am
Quiz Instructions
Question 1
1 pts
Which starting material alcohol(s) would produce the alkene shown in good yield by acid catalyzed
dehydration?
cat. H2SO4
heat
ОН
선
HO
НО
ii
O i
o
ii
O two of i, ii and iii
o i, ii and iii
Question 2
2 pts
Fill in the blanks with the appropriate laboratory technique, chemical, or term. Please use ONE or TWO
word answers or abbreviations (if one exists). For example, for “infrared spectroscopy” the answer would be
submitted as “IR” and “aqueous sodium thiosulfate or Na2S2O3(aq)” would be submitted as “Na2S203”.
The products of today’s dehydration reaction are collected during a process called
This technique involves the process of separating liquid chemicals based on their unique
The relative concentration of each compound in a sample can be determined using a technique called
in which a sample is vaporized and components are separated based on unique
boiling points.
D
Question 3
1 pts
Which diagnostic band in the IR spectrum of compound A would help differentiate it from compound B,
OH
shown below?
ستم
HO
HO
B
A
O 3300 cm-1 (strong, broad)
1530 cm-1 (strong)
1685 cm-1 (strong)
O 1550 cm-1 (medium)
2150 cm 1 (strong)

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