THE ATOM APART CROSSWORD
Across
- 2. basic building block of all matter
- 5. negatively charged particles that surround the nucleus of an atom
- 9. this element if often used to fill party ballons, it makes your voice higher pitched
- 10. this middle of an atom is called this
- 12. table used to arrange all the known elements
- 14. particles inside the nucleus of an atom that have no charge
Down
- 1. this element has an atomic number of 6
- 3. this number, found above an element on the periodic table, tells you the number of protons in that atom
- 4. made of two or more elements chemically bonded
- 6. Li
- 7. positively charged parts of an atom
- 8. the lightest element of the periodic table
- 11. this metal is called plumbum in latin
- 13. K
- 15. this element has an electron configuration of 2,8