Across
- 2. Bond Formed when more then one electron are transferred to different atoms.
- 4. The study of chemistry.
- 5. Smallest unit of most compounds.
- 9. Negatively charged particle.
- 11. Weak acid or base that can react with strong acids or bases.
- 12. Measurement system used to indicate the concentration of hydrogen ions.
Down
- 1. bond Bond formed by sharing electrons between atoms.
- 2. Atoms with the same number of neutrons.
- 3. An atom that has a positive or negative charge.
- 6. Substance containing one type of atom.
- 7. Attraction between molecules with the same substance.
- 8. Strong forces combine protons and neutrons to make a what?
- 10. Substance formed by chemical combination of two or more elements indefinite proportions
- 11. Compound that produces hydroxide ions.
- 13. A compound that forms hydrogen ions.