Chemistry Crossword

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Across
  1. 3. an atom that has lost electrons
  2. 7. has no charge in an atom
  3. 10. the lightest element on the periodic table
  4. 11. determines the amount of protons
  5. 13. the vertical columns of a periodic table
  6. 14. the positive charge in a atom
  7. 15. A cylindrical holder for measuring solution
  8. 17. negatively charged ion
Down
  1. 1. Used to magnify microscopic organisms
  2. 2. The heaviest atom on the periodic table
  3. 4. Has the atomic number 15 and atomic weight of 31
  4. 5. contains one hydrogen and two oxygen atoms
  5. 6. a diagram created by bohr rutherford
  6. 8. the negative charge in an atom
  7. 9. positively charged ion
  8. 12. different species of atoms of an element
  9. 15. Used to heat up objects or solutions
  10. 16. has the atomic number 2 and atomic weight of 4