periodic table
Across
- 4. element haveing propites of both metals and non metals
- 7. compound composed of only two elements
- 8. a horizontal row on the periodic table
- 9. atomic particle with positive charge located in an atoms nucleus
Down
- 1. atomic particle with no charge located in an atoms nucleus
- 2. bond a type of chemical bond formaed by atoms when they share electrons
- 3. The positively charged central core of an atom that contains protons and neutrons
- 4. hammered into shapes
- 5. mass weight average of the masses of the existing
- 6. drawn into wire