Physical & Chemical Changes

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Across
  1. 3. a gas form of a substance
  2. 4. a long chain molecule made of more simple repeating unit
  3. 5. a gas that is susceptible to becoming to gas
  4. 7. the process of a liquid turning into gas
  5. 12. a molecule that is 2 or more atoms the same bonded together
  6. 15. a table consisting of all the elements
  7. 17. a theory where substances must collide in order to react
  8. 18. a certain way how a column is situated
  9. 19. the process of a gas turning into a liquid
  10. 21. a molecular that contains 2 or more different types of atoms
  11. 23. a molecule that consists of 2 atoms
  12. 24. the things that is used to make the product
  13. 25. a substance which is only made up one type of an atom
  14. 26. a change of state of a solid to a gas or gas to a solid
  15. 28. when 2 objects stay together
Down
  1. 1. a type of a catalyst
  2. 2. a substance that increases the rate of a chemical reaction without it getting involved with the actual product
  3. 4. the substance that is made
  4. 6. a small particle of matter
  5. 8. a gas/vapour that is dangerous to breathe in
  6. 9. the process of a sold turning into a liquid
  7. 10. a certain way how a column is situated
  8. 11. a process when reactants turn into a product
  9. 13. a group consisting 2 or more atoms that are bonded together
  10. 14. a substance made up of 2 or more different types of atoms bonded together
  11. 16. a single atom
  12. 17. damage dealt to metal from environment
  13. 20. to change state of a liquid to a gas
  14. 22. the amount of a substance
  15. 27. three-dimensional arrangement of particles