Across
- 3. made of different elements joined together
- 6. the symbol for this element is He
- 8. the smallest particle in an element
- 10. a change that does not make a new substance
- 11. these do not conduct heat or electricity
- 13. can be stretched to make wires
Down
- 1. when burnt this gives off a bright white light
- 2. the element having the symbol Na
- 4. the symbol for chlorine
- 5. found on the left side of the periodic table
- 7. the periodic table is a list of these
- 9. the property of being hammered into shape
- 12. made of different substances not joined together