Chemistry Crossword Jamie 9E

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Across
  1. 4. one of the horizontal rows of the periodic table and the elements it contains
  2. 7. a chemical element or substance that possesses properties of both metals and non-metals
  3. 9. science that studies substances and chemicals
  4. 10. a neutral unit or subatomic particle that doesn't have any net charge
  5. 12. a material with a definite chemical composition
  6. 14. the phase transition of a substance from a solid to a liquid
  7. 15. a column of the perodic table and the elements that share it
  8. 19. a chemical element with the atomic symbol N and atomic number 7
  9. 20. a species of atoms having the same number of protons in the atinuc nuclei
  10. 23. of or pertaining to the atomic nucleus
  11. 24. a subatomic particle with a negative net charge
Down
  1. 1. one of four fundamental states of matter with relatively low energy particles that are close together
  2. 2. a chemical element in its smallest form
  3. 3. a cylinder like container used for measuring and holding liquids
  4. 5. the mass of an atom
  5. 6. a chemical reaction in which a material in the environment results in dissolution of the material
  6. 8. a substance that is consumes in the course of a chemical reaction
  7. 9. any element or compound that facilitates a speed increase of a chemical reaction
  8. 11. a systems ability to work
  9. 13. any chemical element which is a good conductor of electricity and heat
  10. 16. a chemical element with the atomic symbol O and atomic number 8
  11. 17. a scale use to specify acidity or basicity
  12. 18. any of the five non-metallic elements of the 17th group
  13. 21. a compound that gives a pH of less than 7.0 when dissolved in water
  14. 22. a subatomic particle with a positive electric charge