Q4 Crossword

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Across
  1. 2. A column on the periodic table
  2. 3. ___________ table of elements
  3. 5. ___________ electrons are the outermost electrons of an atom
  4. 6. Bonding between two nonmetals
  5. 8. The only element without any neutrons
  6. 11. Element 11
  7. 13. Atomic number is based off this
Down
  1. 1. A row on the periodic table
  2. 4. The negative subatomic particle
  3. 7. Add these to protons to find atomic mass
  4. 8. The first Noble Gas
  5. 9. Different types of atoms based on properties and number of protons
  6. 10. Basic unit of matter
  7. 12. Bonding between one metal and one nonmetal