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Periodic Table Organization Comprehension Questions Directions: Read each question carefully. Be sure to answer each question fully and with detail. If you think you can add more to your response, do so. 1. 2. 3. 4. 5. 6. How can you find the number of protons in the atomic nucleus using the periodic table? What type of electric charge does the atomic nucleus have? Why? How can you find the number of neutrons in the atomic nucleus using the periodic table? How can you use the periodic table to find the number of electrons in a neutral element? Protons are said to be the identity of an atom. Why? Why does the size of an atom increase as you move from top to bottom on the periodic table? 7. Why does the size of an atom decrease as you move from left to right on the periodic table? 8. Metals, non-metals, and metalloids are grouped on the periodic table. What type of properties do metals share? What types of properties do non-metals share? 9. Why are vertical columns on the periodic table called families? (Hint: think of electron configuration) 10. Why do elements in the same family chemically react in similar ways? 11. How many rows or periods are on the periodic table? What does this tell you about electron shells or energy levels?
