Across
- 3. the columns in the periodic table
- 6. one type of atom
- 7. two or more substances not chemically bonded that can be separated
- 8. the subatomic particle with no charge
- 9. the rows in the periodic table
- 10. where electrons are found around an atom
Down
- 1. a charged particle
- 2. two or more different atoms chemically bonded
- 4. positively charged subatomic particle
- 5. a small piece of matter
- 6. the smallest subatomic particle
- 7. two or more atoms chemically bonded