Georgia Milestones - Physical Science EOC: Atomic Structure 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. Which of the following is a chemical property?

Question 2 2. What is an example of the chemical property of a substance?

Question 3 3. Which of the following has a mass of 1 and an atomic number of 1?

Question 4 4. What is the correct electron configuration for an atom of sodium (Na)?

Question 5 5. Fill in the blank: The atom is mostly ____________.

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Question 6 6. Carbon-10 has a half-life of about 19 seconds. How many half-lives does it undergo in 2 minutes and 32 seconds?

Question 7 7. Which of the following is NOT contained somewhere inside an atom?

Question 8 8. Who of the following physicists was not a contributor to the development of the electron cloud model?

Question 9 9. If Atom #1 has 19 protons and 22 neutrons, and Atom #2 has 20 protons and 22 neutrons, are these isotopes of the same element?

Question 10 10. Which block is manganese (Mn) located in?

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Question 11 11. Which of the following can be shielded by a piece of paper?

Question 12 12. Which of the following statements is true?

Question 13 13. How many neutrons does the following isotope have?

Question 14 14. A sample of thulium-171 has a mass of 0.4055 grams. How much is left after 6 half-lives?

Question 15 15. What does the 'quantum' in 'quantum mechanics' refer to?

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Question 16 16. Which element in the second column is likely to be the most reactive?

Question 17 17. ALL atoms of the same element have:

Question 18 18. If you put a piece of copper in a solution of ammonia, what happens?

Question 19 19. If Argon is a noble gas and its atomic number is 18, how many electrons can be found in the valence level?

Question 20 20. What is an electron shell?

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Question 21 21. Which is the symbol for the element that contains six electrons in each of its neutral atoms?

Question 22 22. Despite human skin providing protection against alpha particles, why is it dangerous to ingest alpha particles?

Question 23 23. Which of the following is really just a high-energy electron?

Question 24 24. If a substance has a half-life of 5 years, then how much of the initial sample remains after 15 years?

Question 25 25.

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.

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Question 26 26. If you know the atomic number and the atomic mass of an atom then you should be able to figure out...

Question 27 27. Iron does NOT react with:

Question 28 28. Titanium has 22 electrons and 26 neutrons. What can we conclude about Titanium?

Question 29 29. Within an atom, where are electrons most likely to be found?

Question 30 30. Which of the following statements is false?

Georgia Milestones - Physical Science EOC: Atomic Structure 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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