Across
- 4. A substance containing two or more elements in a fixed ratio
- 6. Thermal energy; the amount of energy associated with the movement of the atoms and molecules in a body of matter
- 8. A measure of the intensity of heat in degrees
- 11. The binding together of like molecules, often by hydrogen bonds
- 14. Anything that occupies space and has mass
- 16. The attraction between different kinds of molecules
- 18. The dissolving agent of a solution
- 20. A substance that is dissolved in a solution
- 21. An atom that has gained or lost one or more electrons, thus acquiring a charge
Down
- 1. An ending material in a chemical reaction
- 2. A starting material in a chemical reaction
- 3. An electrically neutral particle
- 5. A substance that decreases the hydrogen ion (H) concentration in a solution
- 7. A subatomic particle with a single positive electrical charge, found in the nucleus of an atom
- 9. A group of two or more atoms held together by covalent bonds
- 10. A substance that increases the hydrogen ion concentration in a solution
- 12. A subatomic particle with a single negative electrical charge
- 13. A chemical substance that resists changes in pH by accepting hydrogen ions from or donating hydrogen ions to solutions
- 15. A compound resulting from the formation of ionic bonds
- 17. A substance that cannot be broken down to other substances by chemical means
- 18. A liquid consisting of a homogeneous mixture of two or more substances
- 19. The small unit of matter that retains the properties of an element