vocab crossword

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Across
  1. 1. formula - shares information
  2. 2. has a negative charge
  3. 4. - specific patterns
  4. 6. - a group is a column of elements in the periodic table
  5. 9. an atom
  6. 10. - two different elements are a substance
  7. 13. - display of chemical elements
  8. 15. - an ion with fewer electrons than protons
  9. 19. - two or more elements that are bonded
  10. 20. - control center
  11. 23. - conducts metals and nonmetals
  12. 25. - basic unit
  13. 28. the mass of an atom in atomic mass units
  14. 29. - transfer of valence electrons
  15. 32. - has no charge
  16. 34. - forms positive bonds
  17. 35. electrons - outershell electron
  18. 36. - a lack of metal characteristics
Down
  1. 1. - the force of between opposite ions
  2. 3. - group with the lightest members
  3. 5. - a letter or symbol
  4. 7. - a row of chemical elements with the same number of electron shells
  5. 8. - a column of elements
  6. 11. - a negative charged ion
  7. 12. - the force of between opposite ions
  8. 14. - the distribution of electrons
  9. 15. - all the elements on the periodic table
  10. 16. - molecule with a net charge
  11. 17. - an element with the same number and place of the periodic table
  12. 18. - a group of atoms bonded together
  13. 21. - electrons go around the nucleus
  14. 22. different elements that are metals and nonmetals
  15. 24. - number of protons
  16. 26. - the number of protons and neutrons in an atomic nucleus
  17. 27. - a positive charge
  18. 30. - a bond of sharing electron pairs
  19. 31. ion - charged by the loss or gain of electrons
  20. 33. - a positive charged ion