Periodic Table Of Elements Crossword Puzzle

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Across
  1. 3. This is the column that is vertical on the periodic table.
  2. 6. This is a subatomic particle that is positively charged, it is also located in nucleus of the atomic number,This determines a identity of a element.
  3. 7. The mass of the atom showed/expressed in the atomic mass number.
  4. 8. On the periodic table of elements,Thus is the line that shows where the nonmetals, metals and, metalloids are located.
  5. 10. This is the number that representes the number of protons in the nucleus of a atom.
  6. 12. A element that is shiny and has the capability to conduct heat and electricity well.
  7. 14. A central region of a atom that is made up of protons and neutrons.
  8. 16. A element classified as neither acidic or basic.
  9. 18. A element that keeps/maintains the properties of there elements.
  10. 19. A horizontal row of which elements are on the periodic table,This is described in chemistry.
  11. 20. A subatomic particle without a charge that is located in the nucleus of a atom.
Down
  1. 1. This element poorly conducts heat and electricity.
  2. 2. When one or more electrons loses or gains atoms,This happens when a charged particles forms a atom or "groups" of atoms.
  3. 4. The law that states a repeating chemical and physical properties that changes periodically with there atomic number.
  4. 5. This symbol represents the first one too two letters of an element on the periodic table.
  5. 9. A atom that shares the same atomic number of other atoms of the same element, but has a different atomic mass.
  6. 11. A negatively charged particle that is subatomic.
  7. 13. This a element is neither a metal or nonmetal but has the properties of both elements.
  8. 15. This is when something happens at regular intervals/time.
  9. 17. A sort of substance that can not be separated into a simpler substance.