Chemistry

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Across
  1. 5. Physical property
  2. 11. Conducts electricity and heat
  3. 12. Chemical property
  4. 13. 3rd element is oxygen
  5. 14. Made of only one type of atom
  6. 19. Gas to liquid
  7. 21. A change in which no new substance is produced
  8. 22. Column of periodic table
  9. 23. A group of atoms joining together
  10. 24. Where gas turns into liquid in distilation
  11. 25. Metal mixtures
  12. 26. 3rd element of periodic table
Down
  1. 1. 20th element of periodic table
  2. 2. A new substance made in a reaction
  3. 3. Way to seperate two liquid
  4. 4. Two or more elements not chemically bonded
  5. 6. A tiny particle of matter
  6. 7. Uses chemical symbols to show how many atom pf different elements are present in a molecule of an element or compound
  7. 8. 6th element of periodic table
  8. 9. Way to seperate colors
  9. 10. Liquid to Solid
  10. 15. When two element form a compound name often ends with
  11. 16. Rows of periodic table
  12. 17. A change in which new substances are produced
  13. 18. Makes up 78% of air
  14. 20. Two or more element chemically bonded