Across
- 4. one of the heiviest metals
- 5. can be combined with chlorine to create salt
- 7. used for second place at the olympics
- 8. the most reactive metal with water
Down
- 1. a metal oid with a dark grey colour and the number
- 2. used to make tin foil
- 3. has the atomic number 16
- 6. one of the only liquid materials at roomm temp also a metal