Angel Reyes' Crossword Puzzles

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Across
  1. 1. shares electrons
  2. 4. links between atoms in a substance
  3. 6. NaCl
  4. 7. happening at the same time
  5. 8. transfers electrons
  6. 9. protons,neutrons, electrons
  7. 10. found on the periodic table
Down
  1. 2. outside the outermost shell of an element
  2. 3. you have created a new substance
  3. 5. holds groups of atoms