Across
- 1. The smallest part of a substance that has the physical and chemical properties of that substance
- 4. A new substance is made through forming or breaking of chemical bonds
- 6. The smallest part of a substance that has the physical and chemical properties of that substance
- 7. The characteristic temperature at which a solid becomes a liquid
- 10. A negatively charged particle
- 11. Atoms combine to make a compound
- 14. A combination of more than one element
Down
- 2. The connection between two atoms in a molecule
- 3. A compound that increases the amount of H+ ions in an aqueous solution
- 5. The number of protons in the nucleus of an atom
- 8. A positively charged particle
- 9. Charged particle that results from a loss or gain of elements
- 12. Particle that has no electrical charge
- 13. The smallest piece of an element that maintains the identity of that element
