science table

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Across
  1. 2. what is the element nane for gold
  2. 5. a positively charged subatomic particle in the nucleus of an atom
  3. 6. what is the name of a gas
  4. 8. what is nitrogen on the table
  5. 9. law properties of elements tend to repeat in a regular pattern when elements are arranged in orderion
  6. 10. what is each coiumn of the table called
  7. 11. what is the center of an atom
Down
  1. 1. what is gold
  2. 2. what are the smallest types of matter
  3. 3. atom or a group of atoms that has lost or gained one or more electrons
  4. 4. level what is the possible energies an electron may have in an atom
  5. 5. each roa positively charged particle in the nucleus of an atom
  6. 7. negatively charged subatomic particle found in the energy level of an atom
  7. 12. where is hydrogen located on the periodic table