Chemistry Crossword Puzzle

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Across
  1. 6. Least reactive among all of the elements
  2. 7. found in stars
  3. 8. A hard hit to the head causing brain trauma
  4. 9. Solute+solvent
  5. 10. Found in laundry detergents and silly puddy
Down
  1. 1. Bond A weak bond between 2 molecules
  2. 2. lipids,carbs & nucleic acids
  3. 3. Water that collects droplets on a cold surface
  4. 4. the most reactive among all the elements
  5. 5. Used in party balloons