Periodic Table Vocab 1

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Across
  1. 2. a family or vertical column of elements with similar chemical properties on the Periodic Table
  2. 7. a horizontal row of elements on the Periodic Table
  3. 8. Atoms of the same element, but with a different number of neutrons
  4. 9. a type of element; most are solid at room temperature. They are good conductors of heat and electricity; shiny and dense
Down
  1. 1. Atom that has lost(+) or gained(-) one or more electrons, +/- charge
  2. 3. a table of all elements arranged in order of atomic number
  3. 4. a type of element that has properties between metals and nonmetals; semiconductor of heat and electricity
  4. 5. a simple chemical substance, made of only one type of atoms, that cannot be broken down into a simpler substance
  5. 6. a type of element that can be solid, liquid or gas; most are poor conductors of heat and electricity