Across
- 4. Bond that opposites attract
- 6. Dissolving substance in a solution
- 7. Smallest unit of most compounds that displays all the properties of that compound
- 8. Slight attraction that develops between oppositely charged regions of nearby molecules
- 10. Attraction between molecules of the same substance
- 12. Compound that prevents sharp, sudden changes in pH
- 14. One of several forms of a single element, which contains the same number of protons but different number of neutrons
- 16. Mixture of water and non-dissolved material
- 18. Compound that forms hydrogen ions in a solution (pH is less than 7)
- 20. Compound that produces hydroxide ions in a solution (pH is more then 7)
- 22. Negatively charged subatomic particle
Down
- 1. Weak interactions between a hydrogen atom and another atom
- 2. Material composed of two or more elements or compounds that are physically mixed together but not chemically combined
- 3. Forces of attraction between different kinds of molecules
- 5. Bond that shares of electrons
- 9. Types of mixture in which all the components are evenly distributed
- 11. Substance that is dissolved in a solution
- 13. Substance formed by the chemical combination of two or more elements
- 14. Atom that has a positive or negative charge
- 15. Center of an atom
- 17. Scale that values from 0 to 14
- 19. Pure substance that consists entirely of one type of atom
- 21. The basic unit of matter