Chemistry Unit Vocab
Across
- 5. substance that increases the rate of a chemical reaction
- 7. result in the formation of one or more new substances with new chemical and physical properties
- 8. pH of more than 7
- 10. elements with similar properties that create a “staircase” on the periodic table
- 13. a solid substance formed when two solutions are chemically combined.
- 16. ability to dissolve in a liquid
- 17. one or two letter abbreviation derived from the element's name.
Down
- 1. can be observed and measured without changing the kind of matter being studied.
- 2. does not change the composition of a substance, only the physical properties
- 3. elements with similar properties found on the right side of the “staircase” on the periodic table
- 4. The tendency of a substance to undergo chemical changes
- 6. elements with similar properties found on the left side of the “staircase” on the periodic table
- 7. The ability of a material to conduct electricity or heat
- 9. pH of less than 7
- 11. constructed from the symbols of the elements composing the substance.
- 12. be recognized only when substances react or do not react chemically with one another, that is, when they undergo a change in composition.
- 14. scale used to classify solutions
- 15. a quick reference for associating the name and symbol of an element.