Review of Inorganic Chemistry For Biologists: Help and Review 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. The reason our blood can maintain a relatively neutral pH and keep us from getting sick is _____?

Question 2 2. Which of the following is an example of diffusion?

Question 3 3. Which of the following concepts best describes a chlorophyll molecule absorbing light and changing it into chemical energy?

Question 4 4. In covalently bonded molecules, oxidation and reduction are determined by:

Question 5 5. A redox reaction can easily be explained as:

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Question 6 6. Which of the following is a strong acid?

Question 7 7.

Which of the following statements are true?

I. Water molecules can form hydrogen bonds with sodium chloride.

II. Water molecules can form an ionic bond with other water molecules.

III. The hydrogen of a water molecule can form a hydrogen bond with the hydrogen of another water molecule.

Question 8 8. Which of the following has a positive charge and a mass of one amu?

Question 9 9.

Given the following information, which element(s) are most likely to lose electrons?

I. Iodine is a member of Group VII (halides).

II. Strontium is located in the second column of the periodic table.

III. Selenium has six valence electrons.

Question 10 10. What is the process of water moving across a semipermeable membrane?

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Question 11 11.

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

I. Cohesion

II. Adhesion

III. Specific Gravity

Question 12 12. Which of the following helps blood to be a good buffer?

Question 13 13. Which of the following indicates a strong acid?

Question 14 14. Which of the following is NOT a hydrophobic substance?

Question 15 15. A reaction that occurs spontaneously is called what?

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Question 16 16.

What differentiates a nonpolar covalent bond from a polar covalent bond?

I. Unequal sharing of electrons

II. Ions

III. Atoms of partial charge

Question 17 17. 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 18 18. What is the maximum number of electrons that can occupy the 2s orbital?

Question 19 19. The reactant in a redox reaction that readily donates electrons is called a/an:

Question 20 20. Two atoms with the same electronegativity would form what kind of bond?

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Question 21 21. Which of the following solutes would NOT form a solution if added to water?

Question 22 22. What do you think would happen if you added a sugar crystal to a super saturated solution of sugar in water?

Question 23 23.

Complete neutralization of KOH with HCl will yield what product(s)?

I. KOH

II. KCl

III. H2O

Question 24 24. In the following chemical equation, what is the reducing agent?

Question 25 25. If dissolving carbon dioxide in water to form carbonic acid is the forward reaction, what is the reverse reaction that balances this reaction in chemical equilibrium?

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Question 26 26. Particles that are found in the atomic nucleus are:

Question 27 27. If Argon is a noble gas and its atomic number is 18, how many electrons can be found in the valence level?

Question 28 28.

Which of the following statements is true?

I. In an ionic bond, electrons move toward the atom that is more electronegative.

II. A cation is a negatively charged atom.

III. A positively charged atom is called an anion.

IV. Under biological conditions, ionic bonds are stronger than covalent bonds.

Question 29 29. What does the atomic number represent?

Question 30 30. What would you expect to happen to a piece of celery you put into a hypertonic solution?

Review of Inorganic Chemistry For Biologists: Help and Review 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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