Across
- 3. what term refers to a solid that is being dissolved in a liquid
- 4. what term is given to two or more different types of atoms chemically bonded together?
- 6. what change of state is solid to liquid?
- 7. what term describes the random movement of particles from a high concentration to a low concentration?
- 9. what change of state is gas to liquid?
- 11. what name is given to the horizontal rows on the periodic table
- 14. which hazard warning symbol means something could kill you or cause you serious harm?
- 16. what term refers to the liquid a solid dissolves in
- 20. which hazard warning symbol means a chemical will destroy living tissue
- 21. what type of flame do you get on a Bunsen burner when the air hole is closed?
- 22. which hazard warning symbol means something catches fire easily
- 23. what term is given to a substance made from only one type of atom?
- 24. Substance X has a melting point of -5 oC and a boiling point of 50 oC. What state of matter is it at 25 oC?
Down
- 1. what change of state is liquid to gas?
- 2. what change of state is gas to solid?
- 5. where can we find all of the elements?
- 8. what name is given to the vertical columns on the periodic table
- 10. which element is needed for all living organisms to respire?
- 12. what change of state is solid to gas?
- 13. what state of matter are the majority of the elements at room temperature?
- 15. when lighting the Bunsen burner what position should the air hole be in?
- 17. which set of elements are found on the right hand side of the periodic table
- 18. what change of state is liquid to solid?
- 19. which set of elements are found on the left hand side of the periodic table