Across
- 3. I am a gas with the element symbol Rn
- 7. The name given to the group of elements located in group 17
- 9. I have two valance electrons and am in period 3
- 11. The maximum number of electrons that can fill the outer shell of an atom
- 12. I have 26 protons
- 13. The type of bond formed in NO
- 17. I have an atomic mass of 201
- 19. I have an atomic number of 82
- 22. I am a alkaline earth metal with an atomic mass of 137
- 23. The type of elements that based on electronegativty values has the greatest attraction for electrons in a bond
- 24. I am in group 14 and period 5
- 25. The number of orbitals in the s sublevel
- 26. The number of electrons possible in the p sublevel
Down
- 1. the smallest particle of matter with unique properties
- 2. The name of electrons given to those found in the outer shell
- 4. A negatively charged ion
- 5. I am a noble gas used in Open signs
- 6. I am a precious metal with the element symbol Pt
- 8. I am in group 13 and am used to make soda cans
- 10. the name given to group 1 on the periodic table
- 14. The type of bond formed in sodium bromide (NaBr)
- 15. I have an atomic weight of 23
- 16. I have 5 electrons
- 18. My element symbol is C
- 20. the basic building blocks of all matter
- 21. I am located in the nucleus and have a positive charge