Across
- 2. how many elements Mendeleev knew existed but were not discovered yet
- 7. this non-metal is the most reactive of the non-metals.
- 8. when metals and non-metals bond ____ are formed.
- 9. are found in group one of the periodic table
- 10. These are the first row of inserts.
- 12. halogens are located to the left of _____ _____ on the periodic table.
- 13. non-metals are _______ and break very easy.
- 15. hydrogen is classified as a ___-_____.
- 17. this type of metal can be shiny or dull.
- 18. first periodic table organized my increasing ______ ____ .
- 22. Noble gases are the group furthest to the right on the periodic table.
- 24. what type of metal surround the stair case on the periodic table
- 25. Actinides are group into a ___ not a column.
- 26. the maximum amount of dots a Lewis dot structure can have.
- 27. alkali metals are extremely ____ (think cream cheese)
- 29. Metals are _____ of the staircase on the periodic table
- 30. React violently with most nonmetals
Down
- 1. created the first periodic table
- 3. all metals have a ______ ions charge.
- 4. the periodic table group of noble gases are inert/_________.
- 5. these have full valence electron shells
- 6. this type of metal is a very good conductor of heat
- 11. the _______ group on the periodic table is transition metals.
- 14. Compounds have different colors
- 16. what represents the valence electrons a group has in the Lewis dot structure.
- 18. Nonmetals become negative ions (-), called ______.
- 19. actinides are all ____ ____ metals
- 20. most reactive non metals
- 21. this group on the periodic has no charge.
- 23. alkali earth metals are found in group ___ of the periodic table
- 28. alkali earth metal _______ in air