Across
- 6. The rows that organize the elements on the periodic table.
- 7. Two elements chemically combined.
- 9. A negative charge to an atom.
- 10. The amount of space a thing takes up.
- 13. The number of protons.
- 14. The columns that organize elements on the periodic table.
Down
- 1. A substance with metal properties that isn't a metal.
- 2. When a substance is not made with an even amount of other substances, ex: dirty water
- 3. the neutrons and protons added up.
- 4. Two substances not chemically combined.
- 5. The simplest an element can get.
- 6. A positive charge to an atom.
- 8. When a substance is made with an even amount of something ans you can't see the different substances.
- 11. The letters that determine the element.
- 12. A zero charge to an atom.