Across
- 3. an element that conducts heat and electricity very poorly
- 4. the smallest particle of an element that has chemical properties
- 8. bond that forms when atoms share one or more pairs of electrons.
- 10. negatively charged particles
Down
- 1. an element that is shiny and that conducts heat and electricity great
- 2. bond that forms between metal atoms when their outermost energy levels overlap.
- 5. an element that has properties of both metals and nonmetals
- 6. a particle with a positive or negative charge
- 7. a group of atoms held together by chemical bonds
- 9. bond that is a force that brings oppositely charged ions together