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Chemistry of p-Block Elements 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!

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Question 1 1. How many valence electrons do most of the Noble Gases have?

Question 2 2. Which Noble Gas can leak into your home and cause lung cancer?

Question 3 3. Which of the following is a use for the Noble Gases?

Question 4 4. Which statement is true about Noble Gas reactivity?

Question 5 5. Which chalcogen is a toxic metal?

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Question 6 6. Which of the following is a use for the chalcogens?

Question 7 7. The chalcogens usually gain two electrons, which means:

Question 8 8. How many valence electrons do the chalcogens have?

Question 9 9. Which of the following would be a pH value for an acidic solution?

Question 10 10. _____ is the measure of the number of hydrogen ions that are present in a solution.

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Question 11 11. Acids, according to the Bronsted-Lowry definition, donate:

Question 12 12. The substance that dissolves in the water is known as the _____, while the water that dissolves it is known as the _____.

Question 13 13. What is required in order for CFCs to break down ozone?

Question 14 14. On what basis were S. Rowland and M. Molina chosen for the 1995 Nobel Prize in chemistry?

Question 15 15. The initial Montreal Protocol of 1987 vowed to reduce CFC production by _____.

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Question 16 16. Select the concentration of ozone that is naturally found in the stratosphere.

Question 17 17. What is the source of hydrogens in the electrolysis method for making hydrogen peroxide?

Question 18 18. Which of the following best describes the structure of hydrogen peroxide?

Question 19 19. Which of the following is NOT a use for hydrogen peroxide?

Question 20 20. What is the general reaction for preparing hydrogen peroxide?

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Question 21 21. Which of the following is a characteristic of ozone?

Question 22 22. You are in the process of designing an ozonizer. A fellow scientist reminds you not to heat oxygen. Why would you not include this step while designing your ozonizer?

Question 23 23. Why is it important to understand the resonance of ozone?

Question 24 24. Which of the following is an example of an ozonizer?

Question 25 25. What type of bonds do halogens tend to form?

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Question 26 26. Which halogen is the most electronegative?

Question 27 27. All are properties halogens share, except:

Question 28 28. Which statement is NOT true about the halogens?

Question 29 29. Which of the following is NOT a property the Noble Gases share?

Question 30 30. This chalcogen is vital to your survival and is a colorless, tasteless gas.

Chemistry of p-Block Elements 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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