Across
- 4. what does the symbol of an element stand for?
- 5. short representation of a chemical element
- 10. a chemical element (as boron, carbon, or nitrogen) that lacks the characteristics of a metal
- 11. what represents name of an element?
- 13. the smallest physical unit of an element or compound
- 14. rule expressed in symbols
- 17. having no definite or clear shape or form
- 19. consisting of dissimilar or diverse ingredients or constituents : mixed
- 21. matter which has a specific composition and specific properties
- 25. Any substance that has a uniform and unchanging composition is considered to be pure
- 26. What does Au stand for?
- 27. A group of interacting, interrelated, or interdependent elements forming a complex whole,
Down
- 1. an electrically charged atom or group of atoms formed by the loss or gain of one or more electrons
- 2. a chemical element with properties intermediate between those of typical metals and nonmetals
- 3. a part or step in a process
- 6. substance formed when two or more chemical elements are chemically bonded together
- 7. molecules composed of only two atoms
- 8. Is a solid's volume definite?
- 9. This is not liquid or fluid
- 12. he substance of which a physical object is composed
- 15. composed of molecules that move freely among themselves but do not tend to separate like those of gases; neither gaseous nor solid
- 16. state of matter that doesn't have a defined volume nor shape
- 18. of the same or a similar kind or nature
- 20. number of atoms in a molecule
- 22. negatively charged ion
- 23. positively charged ion
- 24. basic unit of a chemical element
- 25. a substance that usually has a shiny appearance, is a good conductor of electricity and heat, and is usually capable of being shaped