Across
- 2. A starting material in a chemical reaction
- 4. gain of electrons
- 10. A liquid substance capable of dissolving
- 11. gas to solid
- 13. A measure of how hot or cold something is
- 17. loss of electrons
- 18. An ionic compound
- 19. A substance that is dissolved in a solution.
- 20. dissolved in water
Down
- 1. A subatomic particle that has a negative charge
- 3. solid to gas
- 5. A pure substance made of only one kind of atom
- 6. Positive electrode
- 7. Ability to attract electrons
- 8. mass The average mass of all the isotopes
- 9. A charged atom
- 12. A state of balance
- 14. Basic unit of matter
- 15. Group 17
- 16. A measure of disorder or randomness.