Across
- 4. All atoms in the group are the same type
- 5. to form a solution by mixing evenly
- 9. anything that has mass and takes up space
- 10. matter with a composition that is always the same
- 12. a black solid
- 15. matter that can vary in composition
- 16. elements consist of only one type of atom
- 19. the combination of symbols and numbers that represent a compound
- 20. a type of mixture in which the individual substances are evenly mixed
Down
- 1. firm and stable in shape; not liquid or fluid.
- 2. the chemical formula for carbon dioxide
- 3. relating to chemistry, or the interactions of substances as studied in chemistry
- 6. has 8 protons
- 7. compounds are atoms of different elements
- 8. a substance that consists of just one type of atom
- 11. is a substance, but not an element
- 13. is a small particle that is a building block of matter
- 14. between metals and nonmetals on the periodic table
- 17. a type of substance containing atoms of two or more different elements chemically bonded together
- 18. 13 protons