on nouse ca aw eriodic Table Dud Questions *Require 1. Warm Up: Describe how electrons are organized in the first three shells of an atom. Where do the valence electrons go? Write answer here... 2. *Use the picture in the google docs to answer the following questions What do all elements in Group 1 have in common? S. How does the number of electrons change as you move left to right across a tow? Write answer here... 4. How does the arrangement of electrons change as you move down a column (down a group)? Write answer here! 5. How many shells of electrons does Bromine have? How many electrons are in Bromine's outermost shell? Write answer here 6. Predict the number of electrons in lodine's outer shell? Hint: use ptable org a fim Nean Nata Periodic Table Due Yes Write answer here. 7. What happens to the electron count and the number of shells when you move from Neon (Ne) to Sodium (Na)? Write answer here. 8. What group is Thallium (TI) in? How many electrons will it have in its outer shell? Hint use ptable.org Write answer her 9. How many valence electrons does the element Selenium (Se) have? What about Sodium (Na)? Write answer here... 10. How many valence electrons do the halogens have? How about the noble gases? Write answer here I 11. How many valence electrons does the elemento (Oxygen) have? How about Ne (Neon)? Write answer here 12. How many core electrons does Potassium (K) have? What about Germanium (Ge)? WE ut Germanium (Ge)? Write answer here... 13. If an atom has 4 shells containing electrons, which row is it in? Write answer here. 14. The pattern in the picture begins to change between Calcium and Gallium. What do you think is going on? Hint: compare the picture to a full periodic table. Write answer here