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Understanding 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 not a variable in the de Broglie equation?

Question 2 2. An element is defined by the number of:

Question 3 3. What is an orbital?

Question 4 4. What equation is lambda = h/mv?

Question 5 5. What should the electron configuration for neon (Ne) end with? Is it going to be a stable atom or a reactive atom?

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Question 6 6. Based on Avogadro's number, which of the following is NOT true?

Question 7 7. A piece of pencil graphite (made of carbon atoms) has a mass of 0.12 grams. How many moles of carbon atoms are in the lead?

Question 8 8. What is the main point of the de Broglie equation?

Question 9 9. A piece of aluminum foil has a mass of 27 grams. About how many atoms does this contain?

Question 10 10. If only one type of atom makes up a substance, what can you call this substance?

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Question 11 11. What does the Pauli Exclusion Principle deal with?

Question 12 12. Which of the following was the instrument used for the discovery of the electron?

Question 13 13. What is momentum?

Question 14 14. Which of the following proved that the de Broglie equation was correct?

Question 15 15. Which scientist is credited with discovering the charge of an electron?

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Question 16 16. Particles that are found in the atomic nucleus are:

Question 17 17. When writing electron configurations, electrons are represented in their lowest possible energy state, called their _____.

Question 18 18. Which of the following has a positive charge and a mass of one?

Question 19 19. How is the behavior of matter best understood at the nanoscopic level?

Question 20 20. The mass number indicates:

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Question 21 21. The nucleus of an atom:

Question 22 22. Which of the following is an example when an electron absorbs energy?

Question 23 23. Who first coined the term atom, meaning indivisible?

Question 24 24. How many neutrons does the most common isotope of hydrogen have?

Question 25 25. How many electrons can fit into the p subshell?

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Question 26 26. Which block is manganese (Mn) located in?

Question 27 27. How does the Bohr Model differ from the Rutherford model?

Question 28 28. Why did Democritus disagree with Aristotle?

Question 29 29. X and Y are elements that are isotopes to each other. Which of the following is true about X and Y?

Question 30 30. What is the Hund's Rule?

Understanding Atomic Structure Chapter Exam Instructions

Choose your answers to the questions and click 'Next' to see the next question. You can skip questions if you would like and come back to them later with the "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. You will lose your work if you close or refresh this page. Good luck!

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