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MEGA Chemistry: 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 these elements has the largest atomic radius?

Question 2 2. Which of the following was the instrument used for the discovery of the electron?

Question 3 3.

Which element is found in the group described by the statement below?

This group contains poisonous, very reactive elements often used in bacteria killing or household cleaners.

Question 4 4. What is ionization?

Question 5 5. What is the correct electron configuration for an atom of sodium (Na)?

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Question 6 6. Why are metals good conductors of electricity?

Question 7 7. As you move from left to right on the periodic table, what generally happens to the ionization energy?

Question 8 8. What does the atomic number represent?

Question 9 9. As you move from left to right on the periodic table, why does the atomic radius decrease?

Question 10 10. An element is defined by the number of:

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Question 11 11. Which of the following is an example when an electron absorbs energy?

Question 12 12. When an electron moves from an excited state to a ground state, it will _____.

Question 13 13. How many valence electrons does silicon have?

Question 14 14. Why did Democritus disagree with Aristotle?

Question 15 15. Elements in Group 2 are known as the _____.

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Question 16 16. As you move from left to right on the periodic table, what generally happens to the boiling point of elements?

Question 17 17. Which of the elements below has the smallest ionization energy?

Question 18 18. Which element in the second column is likely to be the most reactive?

Question 19 19. The Bohr model of the atom:

Question 20 20. As you move from top to bottom on the periodic table, why does electronegativity decrease?

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Question 21 21. Which family has the lowest electronegativity?

Question 22 22. As you move from top to bottom on the periodic table, what generally happens to the metallic character of elements?

Question 23 23. What should the electron configuration for neon (Ne) end with? Is it going to be a stable atom or a reactive atom?

Question 24 24. As you move from left to right on the periodic table, what generally happens to the metallic character of elements?

Question 25 25. What did Rutherford discover in his gold foil experiment?

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Question 26 26. Who first coined the term atom, meaning indivisible?

Question 27 27. In which energy level is the outer electron in rubidium located?

Question 28 28. Which block is manganese (Mn) located in?

Question 29 29. Which is the symbol for the element that contains six electrons in each of its neutral atoms?

Question 30 30. If only one type of atom makes up a substance, what can you call this substance?

MEGA Chemistry: 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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