Across
- 5. a substance made up of only one type of atom
- 6. two or more different substances that are not joined to each other.
- 7. symbol for potassium
- 9. a mixture of different metals.
- 11. a liquid metal at room temperature
- 12. chemical name for table salt
- 13. used in colourful bright neon lights
- 14. magnesium
- 15. symbol for a nonmetal that is liquid at room temperature
- 16. symbol for iron
- 17. a shiny yellow expensive element
Down
- 1. compound with one carbon and two oxygen
- 2. symbols and numbers to show the number and type of atoms in a chemical
- 3. soft shiny metals that react strongly with water
- 4. manganese
- 6. any shiny element that conducts electricity
- 8. a nonmetal that is on the left side of the periodic table
- 10. a chemical made from two or more different elements chemically bonded together
- 12. a yellow brittle element that smells like rotten egg