Organic Molecules for 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 NOT a hydrophobic substance?

Question 2 2. The _____ has an oxygen atom single-bonded to hydrogen and single-bonded to a carbon-containing group.

Question 3 3. What do you think would happen if you added a sugar crystal to a super saturated solution of sugar in water?

Question 4 4. _____ hold fats together in biological systems and bond fatty acids to glycerol.

Question 5 5. Which of the following is true about organic molecules?

Page 2

Question 6 6. A two unit molecule is a

Question 7 7. Water's ability to move against gravity in a narrow space, such as a tube, is called:

Question 8 8. Which of the following properties helps explain why a city near the Pacific Ocean experiences less dramatic changes in temperature during the day compared to a city farther inland?

Question 9 9. What would you expect to happen to a piece of celery you put into a hypertonic solution?

Question 10 10. When a substance dissolves another substance, it is the _____.

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Question 11 11. A long chain molecule formed by many smaller units is called a

Question 12 12. Cellulose & proteins are types of

Question 13 13. What is the shorthand for a carbon-containing substance in organic chemistry?

Question 14 14. What holds high density polyethylene together?

Question 15 15. What is the process of water moving across a semipermeable membrane?

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Question 16 16. Which of the following is NOT true?

Question 17 17. Which of the following functional groups contains nitrogen?

Question 18 18. We call a substance that is being dissolved into another substance a:

Question 19 19. Which of the following solutes would NOT form a solution if added to water?

Question 20 20.

Which of the following concepts help explain why water can travel up a narrow tube?

I. Cohesion

II. Adhesion

III. Specific Gravity

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Question 21 21. When one substance is dissolved in another substance, a _____ is formed.

Question 22 22. Which of the following is an example of diffusion?

Question 23 23.

A single sugar is called a 'monosaccharide.'

'_____saccharide' refers to a three sugar polymer.

Question 24 24.

Which of the following statements accurately describe ice:

I. Ice is denser than water.

II. Hydrogen bonds hold ice molecules closer together than they do liquid water molecules.

III. Ice has a crystalline structure.

Question 25 25. Why is solid water (ice) less dense than liquid water?

Organic Molecules for 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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