Across
- 4. Who discovered the neutron
- 5. A solid produced during a chemical reaction
- 10. The number of protons in the nucleus
- 12. Who discovered electrons
- 16. Prefix that means 1
- 17. Donates one proton per molecule
- 18. Chemical reactions that do not go to completion
- 19. Who created the first periodic table
- 20. A negatively charged ion
Down
- 1. These tend to form covalent bonds
- 2. Is the smallest particle of a contently bonded compound
- 3. Sharing of electron by atoms so that all atoms involved achieve a filled valence level
- 6. Block d on the periodic table is made up of this
- 7. Species produced when a base accepts a hydrogen ion from an acid
- 8. A mixture that is not uniform
- 9. Ionic compounds are called what
- 11. The mass of an atom given in amu
- 13. Polar molecules can only be dissolved by these
- 14. When two liquids do not mix
- 15. A small amount of solute per solvent quantity