Chemistry Crossword
Across
- 1. a chemical species that accepts electrons or donate protons or hydrogen ions.
- 4. an element with the symbol C.
- 6. ability to work/move.
- 7. DNA
- 10. the number of protons in the nucleus of an atom of an element
- 11. a protein that functions as a catalyst for a chemical reaction
- 12. Nobel gas with the atomic number of 10.
Down
- 2. any matter or substance that has mass.
- 3. element with the symbol of H.
- 5. mixture of gases that make up earths atmosphere.
- 6. stable negatively charged subatomic particle.
- 8. the defining unit of an element
- 9. state of matter characterized by having neither a defined shape nor defined volume.
- 13. an ion of oxygen with an oxidation state equal to 2.