Across
- 1. When two elements form an ionic compound
- 3. Outer most shell
- 5. Becomes ______ when receiving an electron
- 7. Becomes ______ when giving up an electron
- 8. Table
- 10. Smallest thing known to man
Down
- 2. They make up the periodic table
- 4. Decides whether or not an element is stable
- 6. When elements share electrons
- 9. Either positively or negatively charged