Periodic Table

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Across
  1. 7. elements in stances with unstable atom nuclei that spontaneously
  2. 8. Uses the symbol for an element and dots representing the number of electrons in the element's outer energy level
  3. 9. are chemical elements in groups of the periodic table
  4. 10. a materials ability to deform stretch,or be drawn
Down
  1. 1. Organized list of all known elements that are arranged by increasing atomic number and by changes in chemical and physical properties
  2. 2. Occurs because some electrons move freely among a metal's positively charged ions, explains properties such as ductility and the ability to conduct electricity
  3. 3. that can be hammered,rolled,or shaped
  4. 4. element that is shiny, malleable, ductile, and a good conductor of heat and electricity
  5. 5. Vertical column in the periodic table
  6. 6. Horizontal row int he periodic table