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32 Questions for Organic Chemistry I - Sample Exam | C 306, Exams of Organic Chemistry

Material Type: Exam; Class: Organic Chemistry I; Subject: Chemistry; University: South Carolina State University; Term: Unknown 1989;

Typology: Exams

Pre 2010

Uploaded on 08/18/2009

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Exam
Name___________________________________
MULTIPLE CHOICE. Choose the one alternative that best completes the statement or answers the question.
1) Anisole, the compound shown below, is an example of ________.
A) an aldehyde
B) an ether
C) an alcohol
D) an ester
E) a ketone
2) What is the approximate CCC bond angle in the compound below?
) 90° B) 180° C) 60° D) 109.5° E) 120°
3) Which of the functional groups below contain a carbonyl group as a part of their structure?
A) ketone
B) carboxylic acid
C) ester
D) aldehyde
E) all of the above
4) Choose the correct hybridization for the atom indicated in the molecule below.
CH3CH2CH2CH3
A) sp B)
sp3
C)
sp2 D) none of the above
5) Which of the molecules below can be properly called an amine?
A)
CH3CH2CH2NO2
B)
CH3COOH
C)
CH3CH2NHCH3
D)
CH3CH2CH2OH
E)
CH3CN
6) What name is given to a hydrocarbon that contains a carbon-carbon triple bond?
A) alkane
B) alkyne
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Download 32 Questions for Organic Chemistry I - Sample Exam | C 306 and more Exams Organic Chemistry in PDF only on Docsity!

Exam Name___________________________________

MULTIPLE CHOICE. Choose the one alternative that best completes the statement or answers the question.

  1. Anisole, the compound shown below, is an example of ________.

A) an aldehyde B) an ether C) an alcohol D) an ester E) a ketone

  1. What is the approximate CCC bond angle in the compound below?

) 90° B) 180° C) 60° D) 109.5° E) 120°

  1. Which of the functional groups below contain a carbonyl group as a part of their structure? A) ketone B) carboxylic acid C) ester D) aldehyde E) all of the above

  2. Choose the correct hybridization for the atom indicated in the molecule below.

CH3CH2CH2CH ↑

A) sp B) sp C) sp2 D) none of the above

  1. Which of the molecules below can be properly called an amine? A) CH3CH2CH2NO B) CH3COOH C) CH3CH2NHCH D) CH3CH2CH2OH E) CH3CN

  2. What name is given to a hydrocarbon that contains a carbon-carbon triple bond? A) alkane B) alkyne

C) alkene D) aromatic E) none of the above

  1. Which one of the molecules shown below has a net molecular dipole moment? A) CCl4 B) CH3CCl3 C) BeCl2 D) CO

  2. Choose the correct hybridization for the atom indicated in the molecule below.

A) sp2 B) sp C) sp D) none of the above

  1. Acrylonitrile (CH2=CHCN) contains ________ s bonds and ________ p bonds. A) 4, 3 B) 6, 1 C) 6, 3 D) 4, 1 E) 2, 0

  2. Which of the following statements concerning the cyclic molecule shown is not true?

A) It contains a π molecular orbital formed by the overlap of two carbon p atomic orbitals. B) It contains a π molecular orbital formed by the overlap of a carbon p atomic orbital with an oxygen p atomic orbital. C) It contains a σ molecular orbital formed by the overlap of a carbon p atomic orbital with an oxygen sp3 atomic orbital. D) It contains a σ molecular orbital formed by the overlap of two carbon sp2 hybrid atomic orbitals. E) It contains a σ molecular orbital formed by the overlap of two carbon sp3 hybrid atomic orbitals.

  1. The HNC bond angle in the cation [CH2NH2]+^ is approximately ________.

A) 120° B) 180° C) 90° D) 60° E) 109.5°

  1. Choose the correct hybridization for the atom indicated in the molecule below.

A) sp B) sp C) sp2 D) none of the above

  1. Which of the following statements about π molecular orbitals is/are correct? A) π molecular orbitals are cylindrically symmetric.
  1. Are the two compounds shown below best described as cis-trans isomers, constitutional isomers, or not isomeric?

  2. Are the two compounds shown below best described as cis-trans isomers, constitutional isomers, or not isomeric?

  3. Draw the structure of any hydrocarbon alkene which contains 4 carbon atoms.

  4. What kind on molecular orbital (σ, σ, π, or π) results when the two atomic orbitals shown below interact in the manner indicated?

  5. Provide the hybridization of oxygen in acetaldehyde (CH3CHO) and estimate the OCH bond angle.

  6. Which compound is more soluble in water? Briefly explain your choice.

CH3OCH3 or CH3CH2OH

  1. Does the C O bond in methanol (CH3OH) possess an individual bond dipole moment? Briefly explain your answer.