Across
- 5. What is group 17 called?
- 7. Is Carbon a metal, metalloid, or nonmetal?
- 9. Elements will react/bond with other elements to gain 8 valence electrons .What is this called?
- 11. What lives in the outer shell of a element?
- 12. what is element 6 called?
- 13. How many valence electrons does group 18 have?
- 16. What are the horizontal rows called in the periodic table?
- 17. what is the largest group in the periodic table?
- 19. why type of charge does group 13 give?
Down
- 1. what is the number on the top left of an element called?
- 2. which element has the lowest atomic mass?
- 3. what is group 18 called?
- 4. What is element 99 called?
- 6. what is group 1 called?
- 7. what type of charge does group 16 give?
- 8. what are the elements going up and down called?
- 10. what is the number of an element called?
- 14. How many valence electrons does group 2 have?
- 15. which element has the highest atomic number?
- 18. how many periods are there in the Periodic table?