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Concepts of Organic Chemistry Chapter Exam

Exam Instructions:

Choose your answers to the questions and click 'Next' to see the next set of questions. You can skip questions if you would like and come back to them later with the yellow "Go To First Skipped Question" button. When you have completed the practice exam, a green submit button will appear. Click it to see your results. Good luck!

Page 1

Question 1 1. Which of the following is a branched alkane?

Question 2 2. All of the following are cyclic alkanes EXCEPT:

Question 3 3. A chemist comes to you and tells you that her career involves synthesizing secondary aliphatic amines. This means that the molecules she makes have how many hydrogen atoms bonded to the nitrogen?

Question 4 4. _____ amines are organic compounds in which a nitrogen atom is bonded to a saturated carbon-based backbone.

Question 5 5. DNA methylation is a process in our body that works to regulate genes. Which of the following organic molecules are needed in this process?

Page 2

Question 6 6. Methyl groups are considered to impart hydrophobicity when part of larger organic molecules. What does hydrophobicity mean?

Question 7 7. The Wolff-Kishner reduction reduces carbonyl compounds to _____.

Question 8 8. The first step of the mechanism occurs in _____ stages.

Question 9 9. What does it mean to be a thermosoftening polymer?

Question 10 10. Which of the following is a thermosetting polymer?

Page 3

Question 11 11. Polymers that can be heated easily to form other objects are known as ______.

Question 12 12. The molecular links in the polymer chain are called _____, and they are formed from one or more molecules called monomers.

Question 13 13. Hydrogen bonding of phenol contributes to which of the following regarding phenol?

Question 14 14. In relation to phenol's physical properties, the alcohol group in phenol serves which of the following purposes?

Question 15 15. Identify the alpha carbon in the following molecule:

Page 4

Question 16 16. What is resonance?

Question 17 17. Which of the following are a type reaction used in ketone synthesis

Question 18 18. What two physical properties that can help us identify a ketone?

Question 19 19. Which aldehyde made from the Etard reaction finds application in the field of organometallic chemistry and the pharmaceutical industry?

Question 20 20. When toluene undergoes an Etard reaction, the product is _____, which is an aromatic aldehyde with an almond taste and odor.

Page 5

Question 21 21. An amino group consists of

Question 22 22. All amino acids contain which of the following?

Question 23 23. What is the shorthand for a carbon-containing substance in organic chemistry?

Question 24 24. Which of the following functional groups contains nitrogen?

Question 25 25. How many hydrogen atoms would you expect to find in a saturated hydrocarbon with 7 carbon atoms?

Page 6

Question 26 26. When does an alkane not follow the saturation formula, 2N +2 rule, for the number of hydrogen atoms?

Question 27 27. Which of the following is a carboxylic acid?

Question 28 28. What are the groups boxed in red and blue called, respectively?

Question 29 29. If a cyclic alkane has five carbon atoms and two rings, what is its chemical formula?

Question 30 30. When tertiary amines react with nitrous acid, usually a white solid will immediately precipitate out from the reaction solution. This particular solid is called an _____, and anytime we see it formed from the reaction we can begin to hypothesize the presence of a tertiary amine.

Concepts of Organic Chemistry Chapter Exam Instructions

Choose your answers to the questions and click 'Next' to see the next set of questions. You can skip questions if you would like and come back to them later with the yellow "Go To First Skipped Question" button. When you have completed the practice exam, a green submit button will appear. Click it to see your results. Good luck!

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