Across
- 3. a set of chemical symbols showing the elements present in a compound and their relative proportions and the structure of the compound.
- 4. these are called "building blocks"
- 7. term for atoms combined
- 9. anything that has matter or takes up space
Down
- 1. what you can do to a mixture
- 2. another way that elements can be grouped and are chemically bonded
- 5. a example of a mixture
- 6. 118 of them on the periodic table of elements
- 7. a element on the periodic table of elements
- 8. combination of elements