Across
- 2. the part of the chemical equation on the left side of the arrow
- 4. the amount of atoms
- 7. center of an atom
- 9. a state of matter where the atoms are close together and vibrating
- 10. type of element that has properties such as luster, and
- 12. an element that share properties with metals and non-metals
- 13. anything that has mass and takes up space
Down
- 1. a number below a chemical symbol
- 3. an element that is brittle and a poor conductor of both electricity and heat
- 5. a state of matter where the atoms are very spread out
- 6. the part of the chemical equation on the right side of the arrow
- 8. number that shows the number of molecules in a chemical equation
- 11. a state of matter where the atoms are flowing past each other