
Quiz 3

Quiz
•
Chemistry
•
University
•
Medium
Standards-aligned
DR. MIAN
Used 6+ times
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14 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How many signals does the aldehyde (CH3)3CCH2CHO have in 1H NMR and 13C NMR spectra?
five 1H signals and six 13C signals
three 1H signals and four 13C signals
five 1H signals and four 13C signals
three 1H signals and six 13C signals
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which of hydrogens a-d in the following molecule gives a triplet signal in a normal 1H NMR spectrum?
hydrogen a
hydrogen b
hydrogen c
hydrogen d
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the molecular weight of this compound?
29
87
54
15
Tags
NGSS.HS-PS1-7
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which of the following molecular formulas could correspond to the above mass spectrum?
C6H5Br
C6H5Cl
C6H5CH2Br
C6H5CH2Cl
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Investigate the mass spectra attached. Which peak is the most abundant?
90
91
94
92
96
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