Across
- 6. gases known as inert gases
- 7. metal most useful and colorful
- 8. vertical columns in the periodic table
- 10. charge of -1, have colored
- 12. metals charge of +1, typical metallic properties
- 13. Which exploded with water the most
- 14. Latin word in Sodium
- 15. The metalloids element in group 12
Down
- 1. The most relative elements in group 1
- 2. earths similar with group 1
- 3. who arranged 60 known elements put in 7 rows
- 4. Group 5, period 5 symbol
- 5. the temporary element
- 9. Horizontal rows in the periodic table
- 11. Positive ions