Across
- 1. is a column of elements in the periodic table of the chemical elements
- 4. element that has both metallic and non-metallic properties
- 6. is how a substance interacts with other substance such as acid
- 7. is a number below the elements
- 9. is a number above the elements symbol on the left
- 11. catalyst involve chemical reactions in living things
- 13. is a two or more elements combine chemically
- 14. invisible negatively charged particle that orbits the nucleus of an atom
- 15. is a result when two or more substance react to create a different substance or substances
- 16. is a cloudy mixture in which tiny particles of one substance are held within another
- 18. change of state from liquid to gas
- 19. homogeneous mixture
- 22. is a combination of pure substance
- 23. is a cloudy mixture,but the particles can be suspended substance are so small that the cannot be easily separated out from the other substance
Down
- 2. is made of only one kind of matter and has a unique set of properties that sets apart any other kind of matter
- 3. change a state from solid to a liquid
- 4. different substance or mixture are visible
- 5. refers to a group of elements with similar chemical properties
- 8. shiny,malleable,ductile element that conducts electricity
- 10. is a material cannot be broken down into my simpler substance
- 12. is anything that has a mass and occupies space
- 17. mass of substance that can dissolve in a given amount of solvent
- 20. dull brittle element that does not conduct electricity
- 21. is the name given to a horizontal row of the periodic table