Basic Chemistry Vocabulary

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Across
  1. 4. Subatomic particle, neutral
  2. 5. Subatomic particle, atomic number, positively charged
  3. 8. Horizontal rows of the periodic table
  4. 9. Group 18: Nonreactive gases
  5. 12. Anything that takes up space and has a mass
  6. 13. State of matter no definite volume or shape
  7. 14. Forming a skin or film due to cohesion
  8. 15. Substance dissolved into another in a solution
  9. 17. Center or core of an atom
  10. 21. Mixture looking the same throughout
Down
  1. 1. Attractive force between molecules (ex. Water)
  2. 2. Mixture looking different throughout
  3. 3. Smallest unit of matter
  4. 6. Protons + Neutrons
  5. 7. Subatomic particle, negatively charged
  6. 10. Cannot be broken down into any other substances
  7. 11. State of matter a definite volume but no shape
  8. 13. Vertical columns of the periodic table
  9. 16. Orderly arrangement of elements based on chemical properties and reactivity
  10. 18. State of matter definite shape and volume
  11. 19. Element 1: The most reactive element with 0 neutrons
  12. 20. Liquid portion of a solution (does the dissolving)