Elements & Periodic Table

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Across
  1. 1. Mass Unit A unit of mass equal to 1.66 x 10-24 grams
  2. 5. A row on the periodic table
  3. 7. a material that slows down or stops the flow of either heat or electricity
  4. 9. the repeating pattern of chemical and physical properties of the elements
  5. 11. conductor a material that allows heat to flow easily
  6. 13. conductor A material that allows electricity to flow through easily
  7. 15. Elements in the group containing fluoride, chlorine, and bromine, among others
  8. 16. Change a change that does not result in a new substance being formed
Down
  1. 2. Change A change that transforms one substance into a different substance
  2. 3. Table a chart that organizes the elements by their chemical properties and increasing atomic number
  3. 4. elements that are typically shiny and good conductors of heat and electricity
  4. 6. A column on the periodic table
  5. 8. Elements that are poor conductors of heat and electric current
  6. 10. an alloy of iron and carbon
  7. 12. Mass The average mass of all known isotopes of an element, expressed in AMU
  8. 14. Metals elements in group 1 of the periodic table