Across
- 2. Relative Atomic Mass
- 6. Measured in grams
- 7. Atoms of the same element with the same atomic number but different mass numbers
- 8. Negative subatomic particle
- 10. Bonding that occurs between two non-metals
- 12. Positive subatomic particle
Down
- 1. Gram Formula Mass
- 3. Make up everything
- 4. Represented by n in the equation n=m/GFM
- 5. Neutral subatomic particle
- 6. Made up of a small number of atoms
- 7. Bonding that occurs between a metal and a non-metal
- 9. Made up of only one type of atom
- 11. An atom when it has lost or gained electrons