Periodic Table Vocab Words

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Across
  1. 2. the positively charged dense center of an atom
  2. 5. a nonmetallic element that has some of the properties of metal
  3. 6. a fourth state of matter distinct from solid, liquid or gas
  4. 7. ready susceptibility to chemical change
  5. 9. a substance as germanium or silicon whose electrical conductivity is intermediate between that of a metal and an insulator; its conductivity increases with temperature and in the presence of impurities
  6. 12. of or relating to a molecule made up of two atoms
  7. 13. a representation of something, often on a smaller scale
  8. 14. deterioration in metals from oxidation or chemical action
  9. 15. capable of being shaped or bent
  10. 16. the smallest component of an element
  11. 18. a subatomic particle with zero charge
  12. 19. any of five related nonmetallic elements (fluorine or chlorine or bromine or iodine or astatine) that are all monovalent and readily form negative ions
Down
  1. 1. not resembling shiny, malleable, conductive elements
  2. 3. capable of being shaped or bent or drawn out
  3. 4. an elementary particle with negative charge
  4. 6. a stable particle with positive charge
  5. 8. a mixture containing two or more metallic elements
  6. 10. atom with same atomic number, different number of neutrons
  7. 11. property of transmitting heat, electricity, or sound
  8. 17. a chemical element or alloy that is usually a shiny solid