Physical and Chemical Change
Across
- 2. columns of the periodic table
- 3. substance obtained at the end of a chemical reaction
- 6. rows of element in the periodic table
- 8. a single atom
- 11. table elements in a table according to their chemical properties
- 12. substance made by one type of atom, e.g carbon
- 15. a substance that increases the rate of a chemical reaction without itself undergoing any permanent chemical change
- 17. a substance that is made up of 2 or more atoms
- 19. element
- 20. a solid to a liquid
- 22. a solid into a gas
- 23. a chemical that helps make a chemical reaction
- 24. the damage cause to a metal
- 26. it can turn into a gas
- 27. three-dimensional arrangement of a particle in a pattern
Down
- 1. 2 atoms remain attracted to each other
- 3. chain molecule made of many units
- 4. liquid into a gas
- 5. molecule that contains 2 atom
- 7. amount of substance in a set volume
- 9. reaction produces new chemicals
- 10. liquid turns into gas
- 13. gas turns into a liquid
- 14. 2 or more atoms that are bonded together
- 15. theory particles that collide with each other
- 16. particle that cannot be created, destroyed or broken
- 18. gas that cannot be smelt
- 21. solid or liquid at room temperature
- 25. substance used before the chemical reaction