Across
- 1. Horizontal row on the Periodic Table
- 3. Arranged in a pattern
- 4. The simplest ratio of atoms in a compound
- 5. Electrostatic attraction between particles
- 6. Elements on the right hand side of the Periodic Table
- 9. Many atoms
- 10. Does not react
Down
- 2. Weak attractive forces between molecules.
- 7. compound of chlorine/Cl-
- 8. Clâ‚‚