Across
- 3. Subatomic particle with a negative charge
- 4. A particular kind of matter with uniform properties
- 9. Distinguish a process involving substances in different phases
- 13. The smallest fundamental unit of a chemical compound
- 14. Measured by the quality of something rather than its quantity
- 15. Giving up one or more electrons to another atom
Down
- 1. Subatomic particle with a positive charge
- 2. Being polar
- 5. Sharing between two atoms
- 6. Equivalent to the number of protons and neutrons in the atom
- 7. Consisting of parts all of the same kind
- 8. Measured by the quantity of something rather than its quality
- 10. The basic unit of a chemical element
- 11. Physical substance
- 12. Subatomic particle without a charge